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Home > Products > Discrete Semiconductor Products > Transistors > Bipolar (BJT) > Single Bipolar Transistors

onsemi PCP1203-TD-H

Name: PCP1203-TD-H
Brand: onsemi
SKU: PCP1203-TD-H
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PCP1203-TD-H

Manufacturer:: onsemi

Category:: Single Bipolar Transistors

Package:: TO-243AA

Datasheet:: PCP1203-TD-H.pdf

Description:: TRANS NPN 30V 1.5A PCP

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Product details

Overview

PCP1203-TD-H from onsemi is a low-saturation-voltage NPN bipolar transistor rated for 30 V V_CEO, 1.5 A continuous I_C, and 225 mV max V_CE(sat) at I_C = 0.75 A / I_B = 15 mA, optimized for IGBT gate driving and DC/DC converter switching stages.

For engineers reviewing the PCP1203-TD-H datasheet, pinout, applications, or equivalent options, key selection criteria include verified V_CE(sat) ≤ 225 mV, f_T = 500 MHz gain-bandwidth, SC-62 (SOT-89) thermal performance with 3.5 W P_C at T_c = 25°C, and halogen-free Pb-free compliance per ordering code TD-H.

Technical Context

This device uses onsemi's FBET and MBIT processes to achieve high-speed switching (t_on = 35 ns, t_f = 30 ns) and robust saturation characteristics. Its 500 MHz f_T supports high-frequency switching in gate driver and converter topologies where fast turn-off and minimal storage time (t_stg = 205 ns) are critical.

The PCP1203-TD-H operates within a junction temperature range of –55°C to +150°C and delivers 1.3 W power dissipation on a 450 mm² ceramic substrate. Its V_CEO = 30 V and I_C = 1.5 A rating targets medium-power switching nodes requiring low conduction loss and stable h_FE (200–560 at V_CE = 2 V, I_C = 100 mA).

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	30 V - Maximum safe collector-emitter voltage before breakdown under open-base conditions; defines upper rail limit in switch-mode applications.
I_C (continuous)	1.5 A - Continuous collector current rating at T_a = 25°C; determines steady-state load-handling capability in relay or lamp drivers.
V_CE(sat) max	225 mV @ I_C = 0.75 A, I_B = 15 mA - Low saturation voltage minimizes conduction loss and self-heating in high-duty-cycle switching.
f_T	500 MHz - Gain-bandwidth product enabling reliable operation up to ~100 MHz switching frequencies with adequate current gain margin.
P_C (T_c = 25°C)	3.5 W - Case-referenced power dissipation limit; requires appropriate heatsinking or PCB copper area for thermal management.
h_FE range	200–560 @ V_CE = 2 V, I_C = 100 mA - Wide DC current gain spread informs base drive design margin and tolerance to process variation.
C_ob	8 pF @ V_CB = 10 V, f = 1 MHz - Output capacitance impacts switching speed and EMI in hard-switched topologies.

Pinout & Package

PCP1203-TD-H is housed in the PCP package - identical to JEITA SC-62 and JEDEC SOT-89 - featuring a single-row, 3-terminal surface-mount outline with exposed collector tab for thermal conduction. The package measures 4.5 × 2.5 × 1.6 mm (L × W × H) and weighs 0.058 g.

Pin/Terminal	Circuit Role	Design Meaning
1	Base	Control input node; requires ≥15 mA drive for full saturation at I_C = 0.75 A; low V_BE(sat) (0.85–1.2 V) reduces base drive power loss.
2	Collector	Main power output terminal; electrically connected to exposed metal tab for direct thermal path to PCB copper or heatsink.
3	Emitter	Power return node; referenced to system ground in low-side switch configurations; forms common-emitter topology with defined V_CE stress limits.

Key Features

Feature	Design Value
Low V_CE(sat)	Max 225 mV at rated I_C/I_B - reduces I²R losses by >40% vs. standard NPNs with V_CE(sat) > 350 mV, improving efficiency in battery-fed systems.
High-speed switching	t_on = 35 ns, t_f = 30 ns - enables clean transitions in PWM frequencies up to 2 MHz without excessive overlap loss.
Robust thermal capability	3.5 W P_C at T_c = 25°C with exposed collector tab - allows direct mounting to 1 oz. copper thermal pad (≥450 mm²) for stable operation at full current.
Halogen-free & Pb-free	Compliant with RoHS and JEDEC J-STD-020 reflow profiles - ensures compatibility with lead-free assembly and environmental regulations.
Wide h_FE range	200–560 - supports consistent saturation across production lots when paired with fixed base resistor networks or current-limited drivers.

Applications

IGBT Gate Driving	DC/DC Converter Switching
Use Scenario: Driving the gate of a 600 V IGBT in a motor inverter half-bridge stage operating at 15–20 kHz. IC Role / Device Role / Timing Role: Low-side NPN switch providing fast, low-loss turn-on pulse to charge IGBT gate capacitance while minimizing Miller-induced shoot-through risk. Use Value: 225 mV V_CE(sat) and 30 ns fall time ensure rapid gate discharge and tight control over dead-time margins in high-current inverters.	Use Scenario: High-efficiency synchronous buck converter delivering 12 V @ 1.2 A from a 24 V input in industrial power supplies. IC Role / Device Role / Timing Role: Main switching transistor in non-synchronous configuration, handling peak currents up to 1.5 A with minimal conduction loss. Use Value: 3.5 W thermal rating and 500 MHz f_T support stable operation at 500 kHz switching with <1% duty cycle distortion.
Lamp & Relay Drivers	Motor Control Stages
Use Scenario: Solid-state replacement for electromechanical relays controlling 24 V incandescent lamps or solenoid valves in building automation panels. IC Role / Device Role / Timing Role: Medium-power NPN switch interfacing microcontroller GPIO to inductive/resistive loads with integrated flyback protection. Use Value: 1.5 A I_C rating and 30 V V_CEO accommodate 24 V nominal systems with 30% transient margin, reducing need for external clamping.	Use Scenario: H-bridge low-side driver for brushed DC motors in portable medical pumps and precision lab equipment. IC Role / Device Role / Timing Role: Current-controlled switch enabling bidirectional motor control via PWM-modulated base drive. Use Value: 200–560 h_FE range ensures predictable base current requirements across temperature (–25°C to +75°C), simplifying driver IC selection.

IGBT Gate Driving

DC/DC Converter Switching

Use Scenario: Driving the gate of a 600 V IGBT in a motor inverter half-bridge stage operating at 15–20 kHz.

IC Role / Device Role / Timing Role: Low-side NPN switch providing fast, low-loss turn-on pulse to charge IGBT gate capacitance while minimizing Miller-induced shoot-through risk.

Use Value: 225 mV V_CE(sat) and 30 ns fall time ensure rapid gate discharge and tight control over dead-time margins in high-current inverters.

Use Scenario: High-efficiency synchronous buck converter delivering 12 V @ 1.2 A from a 24 V input in industrial power supplies.

IC Role / Device Role / Timing Role: Main switching transistor in non-synchronous configuration, handling peak currents up to 1.5 A with minimal conduction loss.

Use Value: 3.5 W thermal rating and 500 MHz f_T support stable operation at 500 kHz switching with <1% duty cycle distortion.

Lamp & Relay Drivers

Motor Control Stages

Use Scenario: Solid-state replacement for electromechanical relays controlling 24 V incandescent lamps or solenoid valves in building automation panels.

IC Role / Device Role / Timing Role: Medium-power NPN switch interfacing microcontroller GPIO to inductive/resistive loads with integrated flyback protection.

Use Value: 1.5 A I_C rating and 30 V V_CEO accommodate 24 V nominal systems with 30% transient margin, reducing need for external clamping.

Use Scenario: H-bridge low-side driver for brushed DC motors in portable medical pumps and precision lab equipment.

IC Role / Device Role / Timing Role: Current-controlled switch enabling bidirectional motor control via PWM-modulated base drive.

Use Value: 200–560 h_FE range ensures predictable base current requirements across temperature (–25°C to +75°C), simplifying driver IC selection.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN switching transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
MJD127G	V_CEO = 80 V, I_C = 2 A, V_CE(sat) = 1.5 V max - higher voltage rating but significantly higher saturation voltage.	Preferred in 48 V bus systems where 30 V margin is insufficient; unsuitable for low-loss, high-efficiency designs requiring sub-300 mV V_CE(sat).	Select MJD127G only if V_CEO > 40 V is mandatory; otherwise PCP1203-TD-H offers superior conduction efficiency below 30 V rails.
ZTX653	V_CEO = 60 V, I_C = 1 A, V_CE(sat) = 250 mV max - similar saturation but lower current and voltage ratings.	Suitable for space-constrained 12 V/1 A applications; lacks thermal headroom for sustained 1.5 A operation due to lower P_C (1.0 W).	Choose ZTX653 for compact layouts where 1 A continuous current suffices; use PCP1203-TD-H when 1.5 A and 3.5 W thermal capacity are required.

Compared with MJD127G and ZTX653, PCP1203-TD-H uniquely balances 30 V/1.5 A rating, 225 mV V_CE(sat), and 3.5 W thermal capability in an SOT-89 package - making it optimal for medium-power, efficiency-critical switching where voltage margin is constrained and board space is limited.

Availability

PCP1203-TD-H is available at Aetrix Electronics and suitable for IGBT gate drivers, DC/DC converters, and motor control stages requiring stable component supply, RoHS-compliant packaging, and validated thermal performance on standard FR-4 PCBs.

Supply support for PCP1203-TD-H includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

onsemi (formerly ON Semiconductor) is a global semiconductor supplier focused on energy-efficient innovation for automotive, industrial, cloud, and IoT applications.

The PCP1203-TD-H belongs to onsemi's general-purpose bipolar transistor family engineered for high-reliability, medium-power switching - specifically targeting gate driving, power conversion, and load interface applications demanding low V_CE(sat) and fast switching.

FAQ

What is the maximum continuous collector current for PCP1203-TD-H?

The PCP1203-TD-H supports a maximum continuous collector current of 1.5 A at ambient temperature (T_a = 25°C). Derating applies above 25°C per the PC–T_a curve in the datasheet; at 75°C ambient, usable I_C drops to approximately 0.9 A with proper PCB thermal relief. This rating assumes operation within V_CEO = 30 V and V_CE(sat) ≤ 225 mV limits. The PCP1203-TD-H must not be operated beyond its absolute maximum ratings, including I_C = 1.5 A, to ensure long-term reliability.

Does PCP1203-TD-H have a built-in base-emitter resistor?

No, the PCP1203-TD-H is a standard single NPN bipolar transistor without any integrated base-emitter resistors. It requires external base drive circuitry - such as a current-limiting resistor or dedicated driver IC - to establish proper I_B for saturation. The datasheet specifies I_B = 15 mA for full saturation at I_C = 0.75 A, confirming the need for externally controlled base bias. This discrete architecture gives designers full flexibility in optimizing switching speed, power loss, and noise immunity for each PCP1203-TD-H application.

What is the thermal resistance (R_θJA) of PCP1203-TD-H?

The PCP1203-TD-H does not specify R_θJA directly in its datasheet; instead, thermal performance is characterized by power dissipation curves: 3.5 W at T_c = 25°C and 1.3 W on a 450 mm² ceramic substrate at T_a = 25°C. For FR-4 PCBs, typical R_θJA for SOT-89 packages ranges from 150–200°C/W depending on copper area. To achieve the rated 3.5 W, the PCP1203-TD-H must be mounted with its exposed collector tab soldered to ≥450 mm² of 1 oz. copper. Thermal simulation or empirical testing is recommended for each PCP1203-TD-H layout.

Is PCP1203-TD-H suitable for automotive applications?

The PCP1203-TD-H is not AEC-Q101 qualified and is not recommended for automotive safety-critical or engine-compartment applications. While its operating temperature range (–55°C to +150°C) meets automotive ambient requirements, onsemi does not list it in their AEC-Q101 stress-tested portfolio. It may be used in non-safety automotive subsystems (e.g., interior lighting, infotainment power rails) only after full qualification by the end customer. For automotive-grade alternatives, consult onsemi's AEC-Q101-certified bipolar transistor series - the PCP1203-TD-H remains intended for industrial, consumer, and commercial power switching.

What does the "-H" suffix indicate in PCP1203-TD-H?

The "-H" suffix in PCP1203-TD-H denotes halogen-free and lead-free compliance per JEDEC standards and RoHS Directive 2011/65/EU. It confirms that the device contains no brominated flame retardants (BFRs), no antimony trioxide, and ≤1000 ppm total halogens (Cl + Br). This marking distinguishes it from legacy versions like PCP1203-TD (non-halogen-free) and ensures compatibility with environmentally regulated manufacturing. All PCP1203-TD-H units shipped by Aetrix Electronics meet this specification, and the marking appears on the device top-side as "QJ" followed by lot code.

PCP1203-TD-H Specifications

Product attributes: Attribute value

Manufacturer:: onsemi

Series:: -

Package/Case:: TO-243AA

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 1.5 A

Voltage - Collector Emitter Breakdown (Max):: 30 V

Vce Saturation (Max) @ Ib, Ic:: 225mV @ 15mA, 750mA

Current - Collector Cutoff (Max):: 100nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 200 @ 100mA, 2V

Power - Max:: 1.3 W

Frequency - Transition:: 500MHz

Operating Temperature:: 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: PCP

PCP1203-TD-H FAQ

1.How can I place an order for PCP1203-TD-H through Aetrix?

Please submit a Request for Quotation (RFQ) for PCP1203-TD-H on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for PCP1203-TD-H reliable?

The price and inventory of PCP1203-TD-H are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PCP1203-TD-H is usually 5 days.

3.What payment methods are accepted for PCP1203-TD-H?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PCP1203-TD-H transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PCP1203-TD-H?

PCP1203-TD-H orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PCP1203-TD-H order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for PCP1203-TD-H?

For technical support, including PCP1203-TD-H datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PCP1203-TD-H requirements.

6.How does Aetrix verify that PCP1203-TD-H is sourced from the original manufacturer or authorized distributors?

All PCP1203-TD-H products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that PCP1203-TD-H meets industry standards.

7.What is the process for return or replacement of PCP1203-TD-H?

All PCP1203-TD-H units undergo pre-shipment inspection (PSI). If there is an issue with PCP1203-TD-H, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The PCP1203-TD-H part is unused and in its original packaging.

Return procedure for PCP1203-TD-H:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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