Overview
The D45H11 is a low voltage PNP power transistor manufactured by STMicroelectronics. It is produced using low voltage multi epitaxial planar technology and is designed for general purpose linear and switching applications. This transistor is part of a family of complementary power bipolar transistors, offering a range of voltage and current ratings suitable for various power amplifier and switching circuit applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Polarity | PNP | |
| Collector-Emitter Voltage (VCEO) | 80 | V |
| Collector Current (IC) | 10 | A |
| Collector Peak Current (ICM) | 20 | A |
| Total Dissipation at Tcase = 25 °C (PTOT) | 50 | W |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 1 | V |
| Base-Emitter Saturation Voltage (VBE(sat)) | 1.5 | V |
| DC Current Gain (hFE) | 40 (min) | |
| Emitter-Base Voltage (VEB0) | 5 | V |
| Thermal Resistance Junction-Case (RthJC) | 2.5 | °C/W |
| Thermal Resistance Junction-Ambient (RthJA) | 62.5 | °C/W |
| Operating Temperature Range | -55 to 150 | °C |
| Package Style | TO-220, TO-220FP | |
| Mounting Method | Through Hole |
Key Features
- Low collector-emitter saturation voltage (VCE(sat)) of 1 V, ensuring efficient operation in switching and linear applications.
- Fast switching speed, making it suitable for high-frequency applications.
- High DC current gain (hFE) with a minimum value of 40, providing reliable amplification.
- High collector current (IC) of up to 10 A and collector peak current (ICM) of up to 20 A, supporting heavy load conditions.
- Wide operating temperature range from -55 °C to 150 °C, enhancing reliability in various environmental conditions.
- Eco-friendly packaging options with ECOPACK® compliance, meeting environmental standards.
Applications
- Power amplifiers: Suitable for use in power amplifier circuits due to its high current handling and low saturation voltage.
- Switching circuits: Ideal for switching applications requiring fast switching speeds and high reliability.
- General purpose linear applications: Can be used in a variety of linear circuits where high current gain and low voltage drop are necessary.
- Industrial control systems: Applicable in industrial control systems that require robust and reliable transistor performance.
Q & A
- What is the collector-emitter voltage (VCEO) of the D45H11 transistor?
The collector-emitter voltage (VCEO) of the D45H11 transistor is 80 V.
- What is the maximum collector current (IC) of the D45H11 transistor?
The maximum collector current (IC) of the D45H11 transistor is 10 A.
- What is the collector-emitter saturation voltage (VCE(sat)) of the D45H11 transistor?
The collector-emitter saturation voltage (VCE(sat)) of the D45H11 transistor is 1 V.
- What is the DC current gain (hFE) of the D45H11 transistor?
The DC current gain (hFE) of the D45H11 transistor has a minimum value of 40.
- What are the typical applications of the D45H11 transistor?
The D45H11 transistor is typically used in power amplifiers, switching circuits, and general purpose linear applications.
- What is the operating temperature range of the D45H11 transistor?
The operating temperature range of the D45H11 transistor is from -55 °C to 150 °C.
- What package styles are available for the D45H11 transistor?
The D45H11 transistor is available in TO-220 and TO-220FP package styles.
- Is the D45H11 transistor RoHS compliant?
Yes, the D45H11 transistor is RoHS compliant and comes in ECOPACK® packages.
- What is the thermal resistance junction-case (RthJC) of the D45H11 transistor?
The thermal resistance junction-case (RthJC) of the D45H11 transistor is 2.5 °C/W.
- Can the D45H11 transistor be used in high-frequency applications?
Yes, the D45H11 transistor is suitable for high-frequency applications due to its fast switching speed.
