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MOTOROLA MMSF7N03HD Data Sheet

Summary

This miniature surface mount MOSFET is a high-efficiency power solution designed for low voltage, high-speed switching applications. Specially engineered with ultra-low R_DS(on) and logic level performance, it delivers superior power management in portable electronics like computers, phones, and printers. The manual provides comprehensive technical data, including detailed maximum ratings (up to 8A), electrical characteristics, and precise switching parameters, making it an essential detailed resource for engineers designing DC/DC converters and demanding power control systems.

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Page 1 Text Content

查询MMSF7N03HD/D供应商

Order this document

SEMICONDUCTOR TECHNICAL DATA by MMSF7N03HD/D

Medium Power Surface Mount Products

Motorola Preferred Device

SINGLE TMOS POWER MOSFET

Mini MOS devices are an advanced series of power MOSFETs

8.0 AMPERES

which utilize Motorola’s High Cell Density HDTMOS process.

30 VOLTS

These miniature surface mount MOSFETs feature ultra low RDS(on)

RDS(on) = 0.028 OHM

and true logic level performance. They are capable of withstanding high energy in the avalanche and commutation modes and the drain–to–source diode has a very low reverse recovery time. Mini MOS devices are designed for use in low voltage, high speed switching applications where power efficiency is important. Typical applications are dc–dc converters, and power management in portable and battery powered products such as computers, printers, cellular and cordless phones. They can also be used for

CASE 751–05, Style 13

low voltage motor controls in mass storage products such as disk

drives and tape drives. The avalanche energy is specified to eliminate the guesswork in designs where inductive loads are switched and offer additional safety margin against unexpected voltage transients.

N–C Drain

Ultra Low RDS(on) Provides Higher Efficiency and Extends Battery Life

Source Drain

Logic Level Gate Drive — Can Be Driven by Logic ICs

Source Drain

Miniature SO–8 Surface Mount Package — Saves Board Space

Gate Drain

Diode Is Characterized for Use In Bridge Circuits Diode Exhibits High Speed, With Soft Recovery

Top View

IDSS Specified at Elevated Temperature Avalanche Energy Specified Mounting Information for SO–8 Package Provided MAXIMUM RATINGS (TJ = 25°C unless otherwise noted)

Rating Symbol Value Unit

Drain–to–Source Voltage VDSS Vdc Drain–to–Gate Voltage (RGS = 1.0 MΩ) VDGR Vdc Gate–to–Source Voltage — Continuous VGS Vdc Drain Current — Continuous @ TA = 25°C ID 8.2 Adc

Drain Current — Continuous @ TA = 100°C ID 5.6 Drain Current — Single Pulse (tp ≤ 10 µs) IDM Apk

Total Power Dissipation @ TA = 25°C (1) PD 2.5 Watts Operating and Storage Temperature Range TJ, Tstg 55 to 150 °C Single Pulse Drain–to–Source Avalanche Energy — Starting TJ = 25°C EAS m J (VDD = 30 Vdc, VGS = 5.0 Vdc, Peak IL = 15 Apk, L = 4.0 m H, RG = 25 Ω) Thermal Resistance — Junction to Ambient (1) RθJA °C/W Maximum Lead Temperature for Soldering Purposes, 1/8″ from case for 10 seconds TL °C DEVICE MARKING S7N03 (1) Mounted on 2” square FR4 board (1” sq. 2 oz. Cu 0.06” thick single sided), 10 sec. max.

ORDERING INFORMATION

Device Reel Size Tape Width Quantity MMSF7N03HDR2 13″ 12 mm embossed tape 2500 units Designer’s Data for “Worst Case” Conditions The Designer’s Data Sheet permits the design of most circuits entirely from the information presented. SOA Limit curves representing boundaries on device characteristics are given to facilitate “worst case” design. Designer’s, HDTMOS and Mini MOS are trademarks of Motorola, Inc. TMOS is a registered trademark of Motorola, Inc. Thermal Clad is a trademark of the Bergquist Company.

Preferred devices are Motorola recommended choices for future use and best overall value. REV 3

1Motorola TMOS Power MOSFET Transistor Device Data

 Motorola, Inc. 1996

Page Summary Contents For MOTOROLA MMSF7N03HD Data Sheet

Page 1 查询MMSF7N03HD/D供应商 Order this document SEMICONDUCTOR TECHNICAL DATA by MMSF7N03HD/D Medium Power Surface Mount Products Motorola Preferred Device SINGLE TMOS POWER MOSFET Mini MOS devices are an advan...
Page 2 ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted) Characteristic Symbol Min Typ Max Unit OFF CHARACTERISTICS Drain–to–Source Breakdown Voltage V(BR)DSS Vdc (VGS = 0 Vdc, ID = 250 µAdc) Tem...
Page 3 TYPICAL ELECTRICAL CHARACTERISTICS S( on AI –T –S ES IS TA AI –T –S ES IS TA (O S) , D AI EN (A PS S( on VGS = 10 V (N AL IZ ED TJ = 25°C VDS ≥ 10 V TJ = 25°C TJ = 100°C VDS, DRAIN–TO–SOURCE VOLTAGE (...
Page 4 POWER MOSFET SWITCHING Switching behavior is most easily modeled and predicted The capacitance (Ciss) is read from the capacitance curve at by recognizing that the power MOSFET is charge controlled. a...
Page 5 QT VDD = 10 V ID = 5 A S, AT E– TO –S VO LT AG (V LT S) td(off) VGS = 10 V TJ = 25°C tf ID = 5 A Q1 TJ = 25°C td(on) Q3 VDS , S EN (A PS QT, TOTAL CHARGE (n C) RG, GATE RESISTANCE (OHMS) Figure 8. Gat...
Page 6 di/dt = 300 A/µs Standard Cell Density , D AI EN (A PS trr High Cell Density trr , S EN t, TIME Figure 11. Reverse Recovery Time (trr) SAFE OPERATING AREA The Forward Biased Safe Operating Area curves...
Page 7 TYPICAL ELECTRICAL CHARACTERISTICS th ja (t) , E FF EC TI VE AN SI EN TH ER AL ES IS TA 0.05 Normalized to θja at 10s. Chip 0.0163 Ω 0.0652 Ω 0.1988 Ω 0.6411 Ω 0.9502 Ω Ambient SINGLE PULSE t, TIME (s...
Page 8 INFORMATION FOR USING THE SO–8 SURFACE MOUNT PACKAGE MINIMUM RECOMMENDED FOOTPRINT FOR SURFACE MOUNTED APPLICATIONS Surface mount board layout is a critical portion of the total between the board and ...
Page 9 TYPICAL SOLDER HEATING PROFILE For any given circuit board, there will be a group of control line on the graph shows the actual temperature that might be settings that will give the desired heat patte...
Page 10 PACKAGE DIMENSIONS NOTES: 1. DIMENSIONS A AND B ARE DATUMS AND T IS A DATUM SURFACE. 2. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 3. DIMENSIONS ARE IN MILLIMETER. 4. DIMENSION A AND B DO NOT...

Manual Details

Brand Motorola
Pages 10
File Size 240.60 KB
Published June 04, 2026
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Frequently Asked Questions

What types of applications are recommended for MiniMOS devices?

They are ideal for low voltage, high speed switching in power management and dc-dc converters within battery-powered products like computers and printers.

What is the typical on-resistance (Rds(on))?

The ultra low R ds(on) is specified at 0.028 OHM, providing higher efficiency.

What is the maximum continuous drain current at various temperatures?

The device can handle a continuous drain current of 8.2 A dc at 25°C and 5.6 A dc at 100°C.

How much surge energy can this MOSFET withstand?

It specifies an avalanche energy of 450 mJ, adding safety margin against unexpected voltage transients when switching inductive loads.