Overview
The onsemi D45H11G is a PNP power transistor designed for general-purpose power amplification and switching applications. It is part of the D45H series, which includes complementary silicon power transistors suitable for use in output or driver stages. These transistors are particularly useful in applications such as switching regulators, converters, and power amplifiers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Polarity | PNP | - |
| Collector-Emitter Voltage (VCEO) | 80 | Vdc |
| Collector Current - Continuous (IC) | 10 | A |
| Collector Current - Peak (ICM) | 20 | A (Note: Pulse Width ≤ 6.0 ms, Duty Cycle ≤ 50%) |
| Emitter Base Voltage (VEB) | 5.0 | Vdc |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 1.0 | Vdc @ IC = 8.0 A, IB = 0.4 A |
| Base-Emitter Saturation Voltage (VBE(sat)) | 1.5 | Vdc @ IC = 8.0 A, IB = 0.8 A |
| Total Power Dissipation @ TC = 25°C | 70 | W |
| Operating and Storage Junction Temperature Range | -55 to +150 | °C |
| Thermal Resistance, Junction-to-Case (RθJC) | 1.8 | °C/W |
| Thermal Resistance, Junction-to-Ambient (RθJA) | 62.5 | °C/W |
| Maximum Lead Temperature for Soldering Purposes | 275 | °C (1/8″ from Case for 5 Seconds) |
| Package Type | TO-220-3 | - |
Key Features
- Low Collector-Emitter Saturation Voltage: VCE(sat) = 1.0 V (Max) @ 8.0 A, ensuring efficient operation.
- Fast Switching Speeds: Suitable for high-speed switching applications.
- Complementary Pairs: Simplifies design by providing matching NPN and PNP transistors.
- Pb-Free Packages: Compliant with RoHS standards, making it environmentally friendly.
Applications
The D45H11G transistor is ideal for various applications, including:
- Switching regulators
- Converters
- Power amplifiers
- Output or driver stages in power electronics
Q & A
- What is the polarity of the D45H11G transistor?
The D45H11G is a PNP transistor.
- What is the maximum collector-emitter voltage (VCEO) of the D45H11G?
The maximum collector-emitter voltage is 80 Vdc.
- What is the continuous collector current (IC) rating of the D45H11G?
The continuous collector current rating is 10 A.
- What is the peak collector current (ICM) rating of the D45H11G?
The peak collector current rating is 20 A (Pulse Width ≤ 6.0 ms, Duty Cycle ≤ 50%).
- What is the collector-emitter saturation voltage (VCE(sat)) of the D45H11G?
The collector-emitter saturation voltage is 1.0 Vdc @ IC = 8.0 A, IB = 0.4 A.
- What is the base-emitter saturation voltage (VBE(sat)) of the D45H11G?
The base-emitter saturation voltage is 1.5 Vdc @ IC = 8.0 A, IB = 0.8 A.
- What is the total power dissipation of the D45H11G at TC = 25°C?
The total power dissipation is 70 W.
- What is the operating and storage junction temperature range of the D45H11G?
The operating and storage junction temperature range is -55 to +150°C.
- Is the D45H11G Pb-Free and RoHS compliant?
Yes, the D45H11G is Pb-Free and RoHS compliant.
- What package type is the D45H11G available in?
The D45H11G is available in the TO-220-3 package.
