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ON Semiconductor
High Power Audio transistors

High Power Audio transistors

Product catalog summary

Overview: The document details the D44H and D45H series of complementary silicon power transistors, which are used for general-purpose power amplification and switching applications such as switching regulators, converters, and power amplifiers.

Features:

Low Collector-Emitter Saturation Voltage: VCE(sat) = 1.0 V (Max) at 8.0 A
Fast Switching Speeds
Complementary Pairs Simplify Designs
Pb-Free Packages Available

Maximum Ratings:

Collector-Emitter Voltage: 60 V for D44H8/D45H8, 80 V for D44H11/D45H11
Emitter Base Voltage: 5.0 V
Collector Current: 10 A continuous, 20 A peak
Total Power Dissipation: 70 W at TC = 25°C, 2.0 W at TA = 25°C
Operating and Storage Temperature Range: -55 to +150 °C

Thermal Characteristics:

Thermal Resistance, Junction-to-Case: 1.8 °C/W
Thermal Resistance, Junction-to-Ambient: 62.5 °C/W

Electrical Characteristics:

Collector-Emitter Sustaining Voltage: 60 V for D44H8/D45H8, 80 V for D44H11/D45H11
Collector Cutoff Current: 10 µA
Emitter Cutoff Current: 10 µA
DC Current Gain: 60 at 2.0 A, 40 at 4.0 A
Collector-Emitter Saturation Voltage: 1.0 V at 8.0 A
Base-Emitter Saturation Voltage: 1.5 V at 8.0 A

Dynamic Characteristics:

Collector Capacitance: 90 pF for D44H Series, 160 pF for D45H Series
Gain Bandwidth Product: 50 MHz for D44H Series, 40 MHz for D45H Series

Switching Times:

Delay and Rise Times: 300 ns for D44H Series, 135 ns for D45H Series
Storage Time: 500 ns for both series
Fall Time: 140 ns for D44H Series, 100 ns for D45H Series

Package Dimensions: The document provides detailed dimensions for the TO-220 package, including tolerances and controlling dimensions.

Additional Information: The document includes ordering information, contact details for technical support, and legal disclaimers regarding the use and application of the transistors.

Catalog excerpts

V > CE = 1 V V > CE = 1 V 25 C 125 а C 125 C -40 а C 25 C -40 а C > , DC CURRENT GAIN , DC CURRENT GAIN FE FE h h I > C , COLLECTOR CURRENT (AMPS)I > C , COLLECTOR CURRENT (AMPS)1010.10.01101001000 1010.10.01101001000 > V > CE = 5 V V > CE = 5 V 25 C 125 а C 125 C 25 а C -40 C -40 а C > , DC CURRENT GAIN , DC CURRENT GAIN FE FE h h I > C , COLLECTOR CURRENT (AMPS)I > C , COLLECTOR CURRENT (AMPS)1010.10.01101001000 1010.10.01101001000 > V > CE(sat) @ I > C /I > B = 10 V > CE(sat) @ I > C /I > B = 10 -40 C -40 а C 25 C 25 а C0.100.150.200.250.300.35 0.20.50.4 125 C 125 а C > SATURATION VOLTAGE...

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V > BE(sat) @ I > C /I > B = 10 V > BE(sat) @ I > C /I > B = 10 -40 C 1.2 -40 а C 125 C 125 а C 25 C0.40.60.8 1.0 25 а C 0.41.00.8 > SATURATION VOLTAGE (VOLTS) SATURATION VOLTAGE (VOLTS) I > C , COLLECTOR CURRENT (AMPS)I > C , COLLECTOR CURRENT (AMPS)1010.100.2 1.2 1010.100.20.6 1.4 > 100 1.0V > A C 1.0 ms 100 s 10 s T > C ≤ 70 CDUTY CYCLE dc0.10.20.30.52.03.05.010203050 Тɤ 50% 1.0 s T > C 1.03.0 80140 2060 02.0T T > A , POWER DISSIPATION (WATTS) , COLLECTOR CURRENT (AMPS) D44H/45H8D44H/45H10,11 > D C I P 2.03.02030501001.07.0 70 20 > CE , COLLECTOR-EMITTER VOLTAGE (VOLTS)5.010 T, TEMPERATURE...

Open the catalog to page 4

High Power Audio transistors

High Power Audio transistors

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