Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    ZDT1048 Search Results

    SF Impression Pixel

    ZDT1048 Price and Stock

    Diodes Incorporated ZDT1048TA

    TRANS 2NPN 17.5V 5A SM8
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey ZDT1048TA Cut Tape 2,408 1
    • 1 $1.75
    • 10 $1.186
    • 100 $1.75
    • 1000 $0.68328
    • 10000 $0.68328
    Buy Now
    ZDT1048TA Reel 2,000 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.63271
    • 10000 $0.63271
    Buy Now
    Avnet Americas ZDT1048TA Reel 8 Weeks 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.57921
    • 10000 $0.55059
    Buy Now
    Mouser Electronics ZDT1048TA 1,613
    • 1 $1.67
    • 10 $1.13
    • 100 $0.902
    • 1000 $0.65
    • 10000 $0.592
    Buy Now
    Arrow Electronics ZDT1048TA 1,000 8 Weeks 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.5903
    • 10000 $0.5737
    Buy Now
    Newark ZDT1048TA Cut Tape 1,402 1
    • 1 $1.62
    • 10 $1.3
    • 100 $0.983
    • 1000 $0.697
    • 10000 $0.697
    Buy Now
    Bristol Electronics ZDT1048TA 158
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    TME ZDT1048TA 1
    • 1 $1.43
    • 10 $1.09
    • 100 $0.77
    • 1000 $0.74
    • 10000 $0.74
    Get Quote
    Avnet Silica ZDT1048TA 1,000 10 Weeks 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    New Advantage Corporation ZDT1048TA 1,000 1
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.9624
    • 10000 $0.9624
    Buy Now

    Diodes Incorporated ZDT1048TC

    TRANS 2NPN 17.5V 5A SM8
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey ZDT1048TC Reel 4,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.4475
    Buy Now

    Zetex / Diodes Inc ZDT1048TA

    Trans GP BJT NPN 17.5V 5A 2750mW 8-Pin SM T/R
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Verical ZDT1048TA 7,000 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.585
    • 10000 $0.585
    Buy Now
    ZDT1048TA 1,000 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.5903
    • 10000 $0.5737
    Buy Now
    Bristol Electronics ZDT1048TA 1,159
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    ZDT1048TA 990
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    ZDT1048TA 980 3
    • 1 -
    • 10 $1.6875
    • 100 $0.6328
    • 1000 $0.4388
    • 10000 $0.4388
    Buy Now
    Quest Components ZDT1048TA 792
    • 1 $2.32
    • 10 $2.32
    • 100 $2.32
    • 1000 $0.957
    • 10000 $0.957
    Buy Now
    ZDT1048TA 784
    • 1 $2.25
    • 10 $2.25
    • 100 $0.675
    • 1000 $0.585
    • 10000 $0.585
    Buy Now
    ZDT1048TA 339
    • 1 $2.1975
    • 10 $2.1975
    • 100 $1.0988
    • 1000 $0.879
    • 10000 $0.879
    Buy Now
    ZDT1048TA 329
    • 1 $1.3185
    • 10 $1.3185
    • 100 $0.6153
    • 1000 $0.5494
    • 10000 $0.5494
    Buy Now
    ZDT1048TA 233
    • 1 $2.1975
    • 10 $2.1975
    • 100 $1.0988
    • 1000 $0.879
    • 10000 $0.879
    Buy Now
    ZDT1048TA 120
    • 1 $2.536
    • 10 $2.536
    • 100 $1.3948
    • 1000 $1.268
    • 10000 $1.268
    Buy Now
    ComSIT USA ZDT1048TA 20,366
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    ZETEX / DIODE INC ZDT1048TA

    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Bristol Electronics ZDT1048TA 912
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    Zetex / Diodes Inc ZDT1048

    POWER BIPOLAR TRANSISTOR, 5A I(C), 17.5V V(BR)CEO, 2-ELEMENT, NPN, SILICON, PLASTIC/EPOXY, 8 PIN
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Quest Components ZDT1048 626
    • 1 $2.536
    • 10 $2.536
    • 100 $2.536
    • 1000 $1.0461
    • 10000 $1.0461
    Buy Now

    ZDT1048 Datasheets (4)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    ZDT1048 Diodes SM-8 Dual NPN medium power high gain transistors Original PDF
    ZDT1048 Zetex Semiconductors SM-8 DUAL NPN MEDIUM POWER HIGH GAIN TRANSISTOR Original PDF
    ZDT1048TA Zetex Semiconductors SM-8 Dual NPN medium power high gain transistors Original PDF
    ZDT1048TC Zetex Semiconductors Transistors (BJT) - Arrays, Discrete Semiconductor Products, TRANS DUAL NPN 17.5V 5A 8SM Original PDF

    ZDT1048 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    zetex t1048

    Abstract: ZDT1048TA T1048 ZDT-1048 TS16949 ZDT1048 SM-8 Package
    Text: ZDT1048 SM-8 Dual NPN medium power high gain transistors Summary BVCEO > 17.5V IC cont = 5A VCE(sat) < 75mV @ 1A PD = 2.75W Description C1 Advanced process capability has been used to achieve this high performance device. Combining two NPN transistors in the SM-8 package provides a compact


    Original
    PDF ZDT1048 ZDT1048TA T1048 D-81541 zetex t1048 ZDT1048TA T1048 ZDT-1048 TS16949 ZDT1048 SM-8 Package

    T1048

    Abstract: ZDT1048 DSA003723 zetex t1048
    Text: SM-8 DUAL NPN MEDIUM POWER HIGH GAIN TRANSISTORS ZDT1048 ISSUE 2 - FEBRUARY 1996 C1 B1 C1 E1 C2 B2 C2 E2 SM-8 8 LEAD SOT223 PARTMARKING DETAIL – T1048 ABSOLUTE MAXIMUM RATINGS. PARAMETER SYMBOL Collector-Base Voltage VCBO 50 V Collector-Emitter Voltage


    Original
    PDF ZDT1048 OT223) T1048 100mV 100mA 50MHz T1048 ZDT1048 DSA003723 zetex t1048

    NPN SOT23-6

    Abstract: ZDT1049 DUAL NPN SOT23-6 zdt6790 fzt849 WDFN3 BCP6825 ZXTBM322 sot223 transistor sot23
    Text: Zetex Device BCP6825 BCP6925 BCV27 BCW66H BCW68H BCX17 BCX19 BCX6825 BCX6916 BCX6925 FCX1047A FCX1051A FCX1147A FCX1149A FCX1151A FCX491A FCX589 FCX591A FCX617 FCX619 FCX688B FCX690B FCX717 FCX718 FCX789A FCX790A FMMT449 FMMT489 FMMT491A FMMT549 FMMT549A FMMT589


    Original
    PDF BCP6825 BCP6925 BCV27 BCW66H BCW68H BCX17 BCX19 BCX6825 BCX6916 BCX6925 NPN SOT23-6 ZDT1049 DUAL NPN SOT23-6 zdt6790 fzt849 WDFN3 BCP6825 ZXTBM322 sot223 transistor sot23

    panasonic inverter dv 707 manual

    Abstract: 48v battery charger schematic diagram 12v step-down transformer operations files IBM R 31 laptop ac adapter schematics diagram schematic diagram of laptop inverter motorola power fet rf databook panasonic inverter manual dv 707 apple laptop battery pinout lcd inverter sumida notebook schematic samsung laptop battery pinout
    Text: LINEAR TECHNOLOGY NOVEMBER 1999 IN THIS ISSUE… COVER ARTICLE SOT-23 Micropower, Rail-to-Rail Op Amps Operate with Inputs above the Positive Supply . 1 Raj Ramchandani Issue Highlights . 2 LTC in the News… . 2


    Original
    PDF OT-23 LTC1755 1-800-4-LINEAR panasonic inverter dv 707 manual 48v battery charger schematic diagram 12v step-down transformer operations files IBM R 31 laptop ac adapter schematics diagram schematic diagram of laptop inverter motorola power fet rf databook panasonic inverter manual dv 707 apple laptop battery pinout lcd inverter sumida notebook schematic samsung laptop battery pinout

    schematic diagram atx Power supply 500w

    Abstract: pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS
    Text: QUICK INDEX NEW IN THIS ISSUE! Detailed Index - See Pages 3-24 Digital Signal Processors, iCoupler , iMEMS® and iSensor . . . . . 805, 2707, 2768-2769 Connectors, Cable Assemblies, IC Sockets . . . . . . . . . . . 28-568 RF Connectors . . . . . . . . . . . . . . . . . . . . . . Pages 454-455


    Original
    PDF P462-ND P463-ND LNG295LFCP2U LNG395MFTP5U US2011) schematic diagram atx Power supply 500w pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS

    inverter charger

    Abstract: LTC1759 LT1461 circuit diagram of smart home alarm system linear ramp technique dvm principle working LT1306 LT1782 LT1783 LTC1642 LTC1755
    Text: LINEAR TECHNOLOGY TECHNOLOG TECHNOLOGY NOVEMBER 1999 IN THIS ISSUE… COVER ARTICLE SOT-23 Micropower, Rail-to-Rail Op Amps Operate with Inputs above the Positive Supply . 1 Raj Ramchandani Issue Highlights . 2


    Original
    PDF OT-23 LTC1755 1-800-4-LINEAR inverter charger LTC1759 LT1461 circuit diagram of smart home alarm system linear ramp technique dvm principle working LT1306 LT1782 LT1783 LTC1642

    laptop inverter ccfl

    Abstract: ccfl inverter 6 pin SI3456dy laptop ccfl voltage Coiltronics up4-680 laptop inverter backlight pcb 4 CCFL Lamps Inverter laptop CCFL inverter laptop inverter ccfl voltages 8 CCFL Lamps Inverter circuit
    Text: advertisement High Power Desktop LCD Backlight Controller Supports Wide Dimming Ratios While Maximizing Lamp Lifetime – Design Note 264 Rich Philpott Introduction Liquid crystal displays LCDs , long standard in laptop computers and handheld instruments, are gaining in


    Original
    PDF LT1768 16-pin 1-800-4-LINEAR. dn264f laptop inverter ccfl ccfl inverter 6 pin SI3456dy laptop ccfl voltage Coiltronics up4-680 laptop inverter backlight pcb 4 CCFL Lamps Inverter laptop CCFL inverter laptop inverter ccfl voltages 8 CCFL Lamps Inverter circuit

    FSQ510 Equivalent

    Abstract: BTA12 6008 bta16 6008 ZIGBEE interface with AVR ATmega16 Precision triac control thermostat thyristor t 558 f eupec gw 5819 diode transistor a564 A564 transistor BSM25GP120 b2
    Text: SEMICONDUCTORS MCU/MPU/DSP Atmel. . . . . . . . . 167, 168, 169, 170, 171, 172 Blackhawk. . . . . . . . . . . . . . . . . . . . . . . . . 173 Cyan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174 Cypress. . . . . . . . . . . . . . . 175, 176, 177, 178


    Original
    PDF GP-20) FSQ510 Equivalent BTA12 6008 bta16 6008 ZIGBEE interface with AVR ATmega16 Precision triac control thermostat thyristor t 558 f eupec gw 5819 diode transistor a564 A564 transistor BSM25GP120 b2

    2535 ic 12V DC to 19V dC converter circuit diagram

    Abstract: CD104-100MC CTX02-11128 LT1371T7 Hughes 3121H-P laser LT1371 ctx10-4 LPE-5047-100MB LT1171 buck avx taj
    Text: LT1371 500kHz High Efficiency 3A Switching Regulator U DESCRIPTION FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ The LT 1371 is a monolithic high frequency current mode switching regulator. It can be operated in all standard switching configurations including boost, buck, flyback,


    Original
    PDF LT1371 500kHz LT1373 250kHz LT1376 LT1512 LT1513 2535 ic 12V DC to 19V dC converter circuit diagram CD104-100MC CTX02-11128 LT1371T7 Hughes 3121H-P laser LT1371 ctx10-4 LPE-5047-100MB LT1171 buck avx taj

    Hughes 3121H-P laser

    Abstract: CTX02-11128 LT1371 MOTOROLA p6ke wakefield 1371 CD104-100MC DO3316P-103 DO3316P-472 LT1371CR LT1371HV
    Text: LT1371 500kHz High Efficiency 3A Switching Regulator U DESCRIPTION FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ The LT 1371 is a monolithic high frequency current mode switching regulator. It can be operated in all standard switching configurations including boost, buck, flyback,


    Original
    PDF LT1371 500kHz LT1373 250kHz LT1376 LT1512 LT1513 Hughes 3121H-P laser CTX02-11128 LT1371 MOTOROLA p6ke wakefield 1371 CD104-100MC DO3316P-103 DO3316P-472 LT1371CR LT1371HV

    LT1786F

    Abstract: Royer converter
    Text: LT1786F SMBus Programmable CCFL Switching Regulator FEATURES • ■ ■ ■ ■ ■ ■ Grounded Lamp or Floating Lamp Configurations Precision 100µA Full-Scale DAC Programming Current 2-Wire SMBus Interface DAC Setting Is Retained in Shutdown Wide Battery Input Range: 4.5V to 30V


    Original
    PDF LT1786F 1786F micro1186F 200kHz, LT1316 LT1372 500kHz LT1786 1786fa LT1786F Royer converter

    Untitled

    Abstract: No abstract text available
    Text: DATE: 13th January, 2015 INFORMATIONAL PCN #: 2166 (REV 01) PCN Title: Addition of Date Code Information to Part Marking Dear Customer: This is an announcement of change(s) to products that are currently being


    Original
    PDF ackT1951GTAÂ ZX5T849GTAÂ ZX5T851GTAÂ ZX5T853GTAÂ ZX5T949GTAÂ ZX5T951GTCÂ ZX5T951GTAÂ ZX5T953GTAÂ ZX5T955GTAÂ ZXM62N03GTAÂ

    MMB0914

    Abstract: Royer resonant Royer converter royer converter application note design ideas toko blc210 schematic MMB-0914 ZDT1048 jim Williams ZDT-1048
    Text: DESIGN IDEAS Cost and Space Efficient Backlighting for Small LCD Panels by Jim Williams A generation of small, portable, “palmtop” computing devices has recently appeared. These products have small LCD displays that use cold cathode fluorescent lamps CCFLs for backlighting. These lamps


    Original
    PDF LT1317B LT1317B BLC210 CD43-100 ZDT-1048 LT1719 MMB0914 MMB0914 Royer resonant Royer converter royer converter application note design ideas toko blc210 schematic MMB-0914 ZDT1048 jim Williams ZDT-1048

    pico 32195

    Abstract: self oscillating royer design tektronix 454a LP5010-334MLB Royer resonant LT3401 Self Oscillating Flyback Converters emi photomultiplier Royer converter Royer oscillator
    Text: Application Note 118 March 2008 High Voltage, Low Noise, DC/DC Converters A Kilovolt with 100 Microvolts of Noise Jim Williams This publication describes a variety of circuits featuring outputs from 200V to 1000V with output noise below 100 V measured in a 100MHz bandwidth. Special techniques


    Original
    PDF 100MHz an118fa AN118-47 AN118-48 pico 32195 self oscillating royer design tektronix 454a LP5010-334MLB Royer resonant LT3401 Self Oscillating Flyback Converters emi photomultiplier Royer converter Royer oscillator

    GE1030

    Abstract: FSV064 fmmt451ta ZXM61N03FTA FST866FTD ZXTN25050DFHTA BS250FTA ZXMP3F37DN8TA sot23-6
    Text: PRODUCT CHANGE NOTICE DCS/PCN-1119 Rev 00 Contact Date: Implementation Date: Alert Category: Alert Type: PCN #: October 30, 2008 November 13, 2008 Integrated Circuits and Discrete Semiconductors New manufacturing location and addition of new mould compounds


    Original
    PDF DCS/PCN-1119 PCN-1119 OT223, OD323, OD523, OT323, OT23-6, OT23-5 GE1030MOT223 ZXTP2014GTC GE1030 FSV064 fmmt451ta ZXM61N03FTA FST866FTD ZXTN25050DFHTA BS250FTA ZXMP3F37DN8TA sot23-6

    Untitled

    Abstract: No abstract text available
    Text: LT1371 500kHz High Efficiency 3A Switching Regulator U DESCRIPTION FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ The LT 1371 is a monolithic high frequency current mode switching regulator. It can be operated in all standard switching configurations including boost, buck, flyback,


    Original
    PDF LT1371 500kHz LT1373 250kHz LT1376 LT1512 LT1513

    lcd double lamp CCFL

    Abstract: Royer oscillator MOSFET Royer oscillator ccfl lamp circuit diagram Royer oscillator circuit diagram CTX110607 ccfl laptop jim williams ccfl 645q ZDT1048
    Text: LT1768 High Power CCFL Controller for Wide Dimming Range and Maximum Lamp Lifetime DESCRIPTIO U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Ultrawide Multimode DimmingTM Range Multiple Lamp Capability Programmable PWM Dimming Range and Frequency Precision Maximum and Minimum Lamp


    Original
    PDF LT1768 350kHz 100mV 16-Lead 625mA, LT1184 200kHz LT1186 100kHz, LT1372 lcd double lamp CCFL Royer oscillator MOSFET Royer oscillator ccfl lamp circuit diagram Royer oscillator circuit diagram CTX110607 ccfl laptop jim williams ccfl 645q ZDT1048

    ZHD100

    Abstract: zetex t1048 SM-8 Package T1048 pnp npn dual emitter connected motor driver full bridge 10A 100V MH88615 ZDT1048 MOULDED BRIDGES ic siren
    Text: Application Note 24 Issue 2 January 1996 An Introduction to the SM-8 Package Mike Townson Introduction Over recent years the benefits for companies to move to surface mount technology has lead to significant growth in the component industry. The requirements on the component


    Original
    PDF OT223 100mA 100ms 100us 100mV ZHD100 zetex t1048 SM-8 Package T1048 pnp npn dual emitter connected motor driver full bridge 10A 100V MH88615 ZDT1048 MOULDED BRIDGES ic siren

    ZETEX T 1049

    Abstract: rele 12V 10A mosfet base inverter with chargers circuit zetex line TRANSISTOR REPLACEMENT GUIDE ZETEX 1049 ZDT1049 zetex 795a laptop inverter ccfl dc-ac converter royer jim Williams
    Text: Application Note 21 Issue 2 January 1996 Bipolar Transistor Considerations for Battery Powered Equipment Leading to Efficiency and Competitive Advantages in Portable Systems Neil Chadderton Introduction The last few years has witnessed an increasing trend towards portability, this no


    Original
    PDF 15mmx15mm FMMT717 ZETEX T 1049 rele 12V 10A mosfet base inverter with chargers circuit zetex line TRANSISTOR REPLACEMENT GUIDE ZETEX 1049 ZDT1049 zetex 795a laptop inverter ccfl dc-ac converter royer jim Williams

    an6529

    Abstract: an6516 AN6518 Notebook lcd inverter schematic laptop LCD inverter SCHEMATIC AN6514 AN6538 lcd inverter sumida notebook schematic hp laptop inverter board schematic laptop inverter SCHEMATIC TRANSISTOR
    Text: Application Note 65 November 1995 A Fourth Generation of LCD Backlight Technology Component and Measurement Improvements Refine Performance Jim Williams PREFACE Current generation portable computers and instruments utilize backlit LCDs Liquid Crystal Displays . These displays have also appeared in applications ranging from


    Original
    PDF AN65-123 AN65-124 an6529 an6516 AN6518 Notebook lcd inverter schematic laptop LCD inverter SCHEMATIC AN6514 AN6538 lcd inverter sumida notebook schematic hp laptop inverter board schematic laptop inverter SCHEMATIC TRANSISTOR

    ZDT1049

    Abstract: ZXT12N50DX NPN SOT23-6 sot23 Bipolar NPN Transistor Bipolar Transistor npn sot23 zdt705 transistor PNP 5 w ZDT751 DUAL TRANSISTOR
    Text: Multichip Devices Dual Transistor Combinations Various transistor combinations have been developed to meet our customers requirements for reduced component count and smaller packaging, including dual transisitors and traditional H-bridge configurations consisting of two NPN and two


    Original
    PDF ZDT1147 ZXTD1M832 ZXT12P12DX ZXTD6717E6 ZXTDAM832 ZXTDA1M832 ZDT717 ZDT617 ZDT1048 ZXTDBM832 ZDT1049 ZXT12N50DX NPN SOT23-6 sot23 Bipolar NPN Transistor Bipolar Transistor npn sot23 zdt705 transistor PNP 5 w ZDT751 DUAL TRANSISTOR

    Untitled

    Abstract: No abstract text available
    Text: SM-8 DUAL NPN MEDIUM POWER HIGH GAIN TRANSISTORS ZDT1048 ISSUE 2 - FEBRUARY 1996 1-L Ci 1,_ L C? 1.1 Ci [—L-* Bi -J—1 Ei C2 Œ 1 1 b2 n E? PARTMARKING DETAIL- T1048 ABSOLUTE MAXIMUM RATINGS. PARAMETER SY M BO L C o lle cto r-B a se V o lta g e C o lle c to r-E m itte r V o lta g e


    OCR Scan
    PDF ZDT1048 T1048 50MHz l7057fl Tarnte25C 100mA 100mV

    Untitled

    Abstract: No abstract text available
    Text: SM-8 DUAL NPN MEDIUM POWER HIGH GAIN TRANSISTORS ZDT1048 ISSUE 2 - FEBRUARY 1996 1.i. Cl f i cf r r c2c q Cl in Bi Ei nu b 2 UT1 Ë2 PARTMARKING DETAIL - T1048 ABSOLUTE MAXIMUM RATINGS, PA RA M ETER SYM BO L C o lle cto r-B a se V o ltag e VcBO VALUE UNIT


    OCR Scan
    PDF ZDT1048 T1048 100mA

    zdt749

    Abstract: 6075A ZDT6790 ZDT1049 SM-8 BIPOLAR TRANSISTOR
    Text: Section 5: Bipolar Transistors S a tu r•ationTransistors up to Î 0 0 V o lts L o in Zetex has introduced the SM-8 surface mount package derived from the industry standard SOT223 outline. The SM-8 package features a unique lead fram e design which serves to increase the number of packaged com ponents,


    OCR Scan
    PDF OT223 ZDT717 ZDT749 ZDT6718 ZDT6790 6075A ZDT1049 SM-8 BIPOLAR TRANSISTOR