ZXTP19100CGTA Diodes Inc. Transistor BJT PNP (SOT223 (3-Pin)) In Stock

Diodes Inc. ZXTP19100CGTA is a single PNP bipolar junction transistor (BJT) rated at 100 V collector-emitter voltage and 2 A maximum collector current with a minimum DC current gain (hFE) of 20. Housed in a 4-pin SOT-223 surface mount package with collector case connection. Available from authorized distributors with worldwide shipping.

ACTIVETransistor BJT PNPVerified Jun 2026
Package / Visual Reference
ZXTP19100CGTASOT223 (3-Pin)
Quick Facts
Manufacturer
Diodes Inc.
Package
SOT223 (3-Pin)
Pin Count
4
Lifecycle
ACTIVE
Category
Transistor BJT PNP
Temp Range
?°C to 150.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 100 V collector-emitter voltage rating enabling use in high-voltage load switching, motor control, and relay driver circuits up to 100 V rails
  • 2 A maximum collector current with minimum hFE of 20 providing robust current drive capability in medium-power PNP switching applications
  • 4-pin SOT-223 package with exposed collector thermal pad improving heat dissipation for sustained 2 A operation without additional heatsinking in compact PCB designs

Applications

The ZXTP19100CGTA is suited for high-voltage PNP switching in industrial motor drive circuits, relay coil drivers, and load switches operating up to 100 V DC rails. Its 2 A collector current rating supports direct driving of small DC motors, solenoids, and LED arrays in automotive auxiliary controllers and industrial equipment. The SOT-223 package with thermal collector pad enables adequate heat dissipation for sustained switching at 2 A without external heatsinking.

Specifications

Pbfree CodeNo
Factory Lead Time12Weeks
YTEOL4
Case ConnectionCOLLECTOR
Collector Current-Max (IC)2A
Collector-Emitter Voltage-Max100V
ConfigurationSINGLE
DC Current Gain-Min (hFE)20
JESD-30 CodeR-PDSO-G4
JESD-609 Codee3
Number of Elements1
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Polarity/Channel TypePNP
Power Dissipation-Max (Abs)10.2W
Qualification StatusNot Qualified
Surface MountYES
Terminal FinishMATTE TIN
Terminal FormGULL WING
Terminal PositionDUAL
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Transition Frequency-Nom (fT)142MHz
PackageSOT223 (3-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
Country of OriginMainland China

Datasheet

ZXTP19100CGTA Datasheet Download

Official datasheet from Diodes Inc.

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for ZXTP19100CGTA:

Frequently Asked Questions

What are the maximum voltage and current ratings of the ZXTP19100CGTA PNP transistor?

The ZXTP19100CGTA is rated for a maximum collector-emitter voltage of 100 V and a maximum collector current of 2 A continuous. These ratings allow it to control medium-power PNP loads in industrial 48 V and automotive 12 V to 48 V systems where a single TO-223 package surface mount transistor can eliminate bulkier through-hole components.

How does the SOT-223 package of the ZXTP19100CGTA help in thermal management for 2 A switching applications?

The 4-pin SOT-223 package of the ZXTP19100CGTA includes an exposed collector thermal pad on the bottom of the package that can be soldered directly to a PCB copper pour, providing a thermal resistance of approximately 60°C/W junction-to-ambient under natural convection. This allows sustained 2 A collector current operation while keeping junction temperature below the 150°C maximum rating without additional heatsinking components.

Which switching applications are best served by the ZXTP19100CGTA's PNP configuration at 100 V?

The ZXTP19100CGTA PNP configuration is ideal for high-side load switching applications where the emitter connects to the positive supply rail up to 100 V and the collector drives the load to ground. This includes relay coil enable circuits in industrial PLCs, solenoid valve drivers in pneumatic control systems, and LED string current switches in 48 V LED drivers requiring 2 A peak current.

How does the ZXTP19100CGTA compare to an equivalent NPN transistor for controlling loads on a 48 V bus?

For high-side switching on a 48 V bus, the ZXTP19100CGTA PNP transistor turns on when the base is pulled below the emitter by 0.7 V, eliminating the need for a high-side gate driver IC required by NPN transistors. This simplifies drive circuitry when the microcontroller GPIO operates at 3.3 V or 5 V and can directly pull a resistive base divider low enough to turn on the 100 V rated PNP switch at 2 A load current.

Related Guides

Why Buy from FindMyChip

Authorized Source
Verified supply chain with full traceability & inspection
$
Competitive Pricing
Factory-direct from China distributors, low MOQ
Fast Shipping
DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide
Quality Guaranteed
30-day replacement for defective parts, no questions asked

About Diodes Inc.

Diodes Inc. is a leading electronic component manufacturer. FindMyChip sources Diodes Inc. ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
Contact for Price
Buy from 1pc · Factory-direct pricing
pcs

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany