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DMP4025SFGQ-13: A P-Channel MOSFET for Automotive and High-Efficiency Power Management
10/5/2026 8:25:47 AM
DMP4025SFGQ-13: A P-Channel MOSFET for Automotive and High-Efficiency Power Management
DMP4025SFGQ-13 is a 40V P-channel enhancement mode MOSFET introduced by Diodes Incorporated, housed in a compact PowerDI3333-8 package. This device is AEC-Q101 qualified and PPAP capable, specifically designed to meet the stringent requirements of automotive applications.
Key Specifications at a Glance
| Parameter | Value |
|---|---|
| Drain-Source Voltage (Vdss) | -40V |
| Continuous Drain Current (Id) | -7.2A (Ta=25°C) |
| On-Resistance (RDS(on)) | 25mΩ @ VGS = -10V; 45mΩ @ VGS = -4.5V |
| Gate Charge (Qg) | 33.7nC @ VGS = -10V |
| Input Capacitance (Ciss) | 1643pF |
| Power Dissipation (Pd) | 810mW (Ta=25°C) |
| Operating Temperature | -55°C ~ +150°C |
Features and Benefits
The core value of this device lies in the balance between low on-resistance and fast switching speed. Low RDS(on) minimizes conduction losses, while excellent switching performance helps reduce switching losses, thereby improving overall power efficiency.
Furthermore, it is fully RoHS compliant, halogen-free, and antimony-free, making it a "green" device. It can be manufactured in IATF 16949 certified facilities, ensuring automotive-grade quality consistency.
Typical Applications
Benefiting from its 40V voltage rating and 7.2A current capability, the DMP4025SFGQ-13 is ideally suited for the following scenarios:
- Motor Control
- Backlighting
- DC-DC Converters
- Printer Equipment
In portable electronics, it is also commonly used as a load switch or high-side switch, supporting efficient energy transfer.
Q&A
Q1: Is this MOSFET P-channel or N-channel?
A: P-channel enhancement mode. P-channel devices offer the advantage of simple driving in high-side switching applications, eliminating the need for additional bootstrap circuits.
Q2: How does its on-resistance perform under different gate voltages?
A: At VGS = -10V, RDS(on) is a maximum of 25mΩ; at VGS = -4.5V, it is a maximum of 45mΩ. This means it is compatible with standard 10V driving while maintaining good conduction performance at 4.5V low-voltage logic levels.
Q3: Is it suitable for automotive electronics?
A: Yes. The device is AEC-Q101 qualified and PPAP capable, specifically designed for automotive applications such as Body Control Modules (BCM).
Q4: What are the package dimensions?
A: It utilizes the PowerDI3333-8 package, with body dimensions of approximately 3.3mm × 3.3mm and a height of only 0.78mm, making it suitable for space-constrained compact designs.
Q5: Can it be used in battery protection circuits?
A: Yes. Its low on-resistance and fast switching characteristics make it suitable for high-side switches in battery protection circuits, helping to reduce power loss.
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