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Product Detailed Parameters
- Description：MOSFET P-CH 20V 4.2A SOT23-3
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- FET Type：P-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：20 V
- Current - Continuous Drain (Id) @ 25°C：4.2A (Ta)
- Drive Voltage (Max Rds On, Min Rds On)：1.8V, 4.5V
- Rds On (Max) @ Id, Vgs：60mOhm @ 4.2A, 4.5V
- Vgs(th) (Max) @ Id：900mV @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：7.6 nC @ 4.5 V
- Vgs (Max)：±8V
- Input Capacitance (Ciss) (Max) @ Vds：727 pF @ 20 V
- FET Feature：-
- Power Dissipation (Max)：1.4W (Ta)
- Operating Temperature：-55°C ~ 150°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Supplier Device Package：SOT-23-3
- Package / Case：TO-236-3, SC-59, SOT-23-3
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Overview
The DMP2305U-7 is a P-channel enhancement mode MOSFET manufactured by Diodes Incorporated. It features a maximum drain-source voltage of -20 V and a continuous drain current of -4.2 A at +25°C ambient temperature. The device exhibits low on-resistance, with a maximum value of 60 mΩ at VGS = -4.5V and ID = -4.2A. It operates within an ambient temperature range of -55°C to +150°C and utilizes a standard SOT-23 surface-mount package.
Feature Summary
- Low on-resistance for efficient power switching
- Fast switching speed with low input capacitance
- Totally lead-free and fully RoHS compliant
Applications
- Power management circuits
- Load switches
- Motor control applications
Procurement Notes
Verify the specific ordering suffix '-7' corresponds to the tape and reel packaging configuration containing 3000 units per carrier. Confirm that the component meets the required environmental standards, including being halogen and antimony free. Ensure the selected supplier provides traceability documentation consistent with Diodes Incorporated manufacturing protocols.
Selection Notes
Select this component when a compact P-channel switch is required for low-voltage applications. The SOT-23 package suits space-constrained designs. Evaluate thermal performance against the specified junction-to-ambient resistance. Verify gate drive voltages align with the threshold characteristics for optimal conduction.
Part Context
This part belongs to the DMP series of P-channel MOSFETs from Diodes Incorporated. The series focuses on providing high-performance discrete semiconductors for various electronic markets. The DMP2305U specifically targets applications requiring reliable switching in a small form factor.
Replacement Considerations
Consult official Diodes Incorporated documentation for qualified substitutes. Cross-reference pinouts and electrical ratings carefully before implementation.
FAQ
What is the maximum continuous drain current?
The maximum continuous drain current is -4.2 A at an ambient temperature of +25°C.
Is the device suitable for automotive applications?
For automotive applications requiring specific change control, parts qualified to AEC-Q100/101/200 must be requested directly from Diodes Incorporated representatives.
