Datasheets
ZTX749STZ by:
Diodes Incorporated

Small Signal Bipolar Transistor, 2A I(C), 25V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3

Part Details for ZTX749STZ by Diodes Incorporated

Results Overview of ZTX749STZ by Diodes Incorporated

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Applications Consumer Electronics Energy and Power Systems Renewable Energy

ZTX749STZ Information

ZTX749STZ by Diodes Incorporated is a Small Signal Bipolar Transistor.
Small Signal Bipolar Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

Price & Stock for ZTX749STZ

Part # Distributor Description Stock Price Buy
DISTI # 29AK9082
Newark Trans, Pnp, 25V, 2A, 200Deg C, 1W Rohs Compliant: Yes |Diodes Inc. ZTX749STZ RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 1705
  • 1 $1.4900
  • 10 $0.9390
  • 25 $0.8340
  • 50 $0.7300
  • 100 $0.6250
  • 250 $0.5580
  • 500 $0.4900
  • 1,000 $0.4460
$0.4460 / $1.4900 Buy Now
DISTI # 31-ZTX749STZCT-ND
DigiKey TRANS PNP 25V 2A E-LINE Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Tape & Box (TB) 2000
In Stock
  • 1 $1.4900
  • 10 $0.9390
  • 100 $0.6244
  • 500 $0.4894
  • 1,000 $0.4460
  • 2,000 $0.4094
  • 4,000 $0.3787
  • 6,000 $0.3630
  • 10,000 $0.3484
$0.3484 / $1.4900 Buy Now
DISTI # ZTX749STZ
Avnet Americas Bipolar (BJT) Single Transistor, PNP, 25 V, 2 A, 1 W, E-Line, Through Hole - Bulk (Alt: ZTX749STZ) RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 12 Weeks, 0 Days Container: Bulk 20000 Factory Stock
  • 2,000 $0.2943
  • 4,000 $0.2921
  • 8,000 $0.2875
  • 12,000 $0.2831
  • 16,000 $0.2798
$0.2798 / $0.2943 Buy Now
DISTI # 522-ZTX749STZ
Mouser Electronics Bipolar Transistors - BJT PNP Super E-Line RoHS: Compliant 1990
  • 1 $1.4900
  • 10 $0.9390
  • 100 $0.6240
  • 500 $0.4890
  • 1,000 $0.4460
  • 2,000 $0.3610
  • 10,000 $0.3480
$0.3480 / $1.4900 Buy Now
DISTI # ZTX749STZ
TME Transistor: PNP, bipolar, 25V, 2A, 1W, TO92 Min Qty: 1 0
  • 1 $0.6650
  • 10 $0.5580
  • 25 $0.5030
  • 100 $0.4360
  • 500 $0.4010
  • 1,000 $0.3740
  • 2,000 $0.3480
  • 10,000 $0.3340
$0.3340 / $0.6650 RFQ
DISTI # ZTX749STZ
IBS Electronics ZTX749STZ by DIODES INC. is a medium power PNP transistor with 25V, 2A rating, housed in a TO-92 package, ideal for switching and amplification applications. Min Qty: 2000 Package Multiple: 1 0
  • 2,000 $0.3900
  • 4,000 $0.3835
  • 6,000 $0.3770
$0.3770 / $0.3900 Buy Now
DISTI # SMC-ZTX749STZ
Sensible Micro Corporation AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days 2862
RFQ
DISTI # ZTX749STZ
Avnet Silica Bipolar BJT Single Transistor PNP 25 V 2 A 1 W ELine Through Hole (Alt: ZTX749STZ) RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 10 Weeks, 0 Days Silica - 2000
Buy Now
New Advantage Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 2000 2000
RFQ

Part Details for ZTX749STZ

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ZTX749STZ Part Data Attributes

ZTX749STZ Diodes Incorporated
Buy Now Datasheet
Compare Parts:
ZTX749STZ Diodes Incorporated Small Signal Bipolar Transistor, 2A I(C), 25V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer DIODES INC
Part Package Code TO-92
Package Description TO-92 COMPATIBLE, E-LINE PACKAGE-3
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
Factory Lead Time 12 Weeks
Samacsys Manufacturer Diodes Incorporated
Collector Current-Max (IC) 2 A
Collector-Emitter Voltage-Max 25 V
Configuration SINGLE
DC Current Gain-Min (hFE) 15
JESD-30 Code R-PSIP-W3
JESD-609 Code e3
Number of Elements 1
Number of Terminals 3
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style IN-LINE
Peak Reflow Temperature (Cel) 260
Polarity/Channel Type PNP
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish MATTE TIN
Terminal Form WIRE
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 30
Transistor Application SWITCHING
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz

Alternate Parts for ZTX749STZ

This table gives cross-reference parts and alternative options found for ZTX749STZ. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ZTX749STZ, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
ZTX749 Diodes Incorporated $0.3477 Small Signal Bipolar Transistor, 2A I(C), 25V V(BR)CEO, 1-Element, PNP, Silicon, E-LINE PACKAGE-3 ZTX749STZ vs ZTX749
ZTX601STZ Diodes Incorporated $0.4025 Small Signal Bipolar Transistor, 1A I(C), 160V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 ZTX749STZ vs ZTX601STZ
ZTX458STZ Diodes Incorporated $0.4619 Small Signal Bipolar Transistor, 0.3A I(C), 400V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 ZTX749STZ vs ZTX458STZ
ZTX458 Diodes Incorporated $0.5174 Small Signal Bipolar Transistor, 0.3A I(C), 400V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 ZTX749STZ vs ZTX458
BC548 onsemi Check for Price Small Signal Bipolar Transistor, 0.1A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 ZTX749STZ vs BC548
ZTX690BSTZ Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 ZTX749STZ vs ZTX690BSTZ

ZTX749STZ Related Parts

ZTX749STZ Frequently Asked Questions (FAQ)

  • A recommended PCB layout for optimal thermal performance would be to use a large copper area for the thermal pad, and to connect it to a solid ground plane or a thermal relief pattern. This helps to dissipate heat efficiently.

  • To ensure reliable operation in high-temperature environments, it's essential to follow the recommended operating temperature range, provide adequate heat sinking, and consider derating the device's power handling capabilities.

  • The ZTX749STZ has built-in ESD protection, but it's still important to follow proper ESD handling procedures during assembly and testing. Additionally, consider adding external ESD protection devices if the application requires it.

  • Yes, the ZTX749STZ can be used in switching regulator applications, but it's essential to ensure that the device is operated within its safe operating area (SOA) and that the switching frequency is within the recommended range.

  • When selecting an input capacitor for the ZTX749STZ, consider the capacitor's voltage rating, ESR, and ripple current rating. A low-ESR capacitor with a high ripple current rating is recommended to ensure stable operation.

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