Overview
The MJD44H11 is an NPN medium power transistor manufactured by onsemi, designed for general-purpose power and switching applications. This transistor is part of the complementary pair with the MJD45H11 (PNP), which simplifies design processes. It is housed in a DPAK (TO-252) package, making it suitable for surface mount applications. The MJD44H11 is known for its low collector-emitter saturation voltage, fast switching speeds, and high current handling capabilities, making it ideal for various power management and amplification tasks.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | NPN | |
| Maximum DC Collector Current | 8 | A |
| Maximum Collector Emitter Voltage | 80 | V dc |
| Maximum Power Dissipation | 20 | W |
| Minimum DC Current Gain (hFE) | 60 | |
| Maximum Emitter Base Voltage | 5 | V dc |
| Maximum Operating Junction Temperature | 150 | °C |
| Transition Frequency (ft) | 85 | MHz |
| Collector Capacitance (Ccb) | 45 | pF |
| Package Type | DPAK (TO-252) | |
| Mounting Type | Surface Mount | |
| Dimensions | 6.73 x 2.38 x 6.22 mm |
Key Features
- Low collector-emitter saturation voltage (VCE(sat) = 1 Vdc at IC = 8 Adc, IB = 0.4 Adc)
- Fast switching speeds with delay and rise times of 300 ns and fall time of 140 ns
- Complementary pairs (MJD44H11 NPN and MJD45H11 PNP) simplify designs
- Electrically similar to popular D44H/D45H series
- Pb-free, halogen-free, and RoHS compliant
- AEC-Q101 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements
- Epoxy meets UL 94 V-0 @ 0.125 in
Applications
- General purpose power and switching applications
- Output or driver stages in switching regulators, converters, and power amplifiers
- Power switching or amplification applications
- Automotive and other applications requiring high reliability and specific control change requirements
Q & A
- What is the maximum DC collector current of the MJD44H11 transistor?
The maximum DC collector current is 8 A
- What is the maximum collector-emitter voltage of the MJD44H11 transistor?
The maximum collector-emitter voltage is 80 V dc
- What is the package type of the MJD44H11 transistor?
The package type is DPAK (TO-252)
- What are the dimensions of the MJD44H11 transistor?
The dimensions are 6.73 x 2.38 x 6.22 mm
- What is the maximum operating junction temperature of the MJD44H11 transistor?
The maximum operating junction temperature is 150 °C
- Is the MJD44H11 transistor RoHS compliant?
Yes, the MJD44H11 transistor is Pb-free, halogen-free, and RoHS compliant
- What are some typical applications of the MJD44H11 transistor?
Typical applications include general purpose power and switching, output or driver stages in switching regulators, converters, and power amplifiers, and automotive applications
- What is the transition frequency (ft) of the MJD44H11 transistor?
The transition frequency (ft) is 85 MHz
- Does the MJD44H11 transistor have a complementary PNP type?
Yes, the complementary PNP type is the MJD45H11
- Is the MJD44H11 transistor AEC-Q101 qualified?
Yes, the MJD44H11 transistor is AEC-Q101 qualified and PPAP capable
