Copyright@ SEMIPOWER Electronic Technology Co., Ltd. All rights reserved.

Sep. 2016. Rev. 3.0

1/6

SW4N70K2

N-channel Enhanced mode TO-220F/TO-251N/TO-252 MOSFET

Absolute maximum ratings

Symbol

Parameter

Value

Unit

TO-220F

TO-251N

TO-252

V

DSS

Drain to source voltage

700

V

I

D

Continuous drain current (@T

4*

A

Continuous drain current (@T

2.5*

A

I

DM

Drain current pulsed

(note 1)

16

A

V

GS

Gate to source voltage

± 30

V

E

AS

Single pulsed avalanche energy

(note 2)

50

mJ

E

AR

Repetitive avalanche energy

(note 1)

5

mJ

dv/dt

Peak diode recovery dv/dt

(note 3)

5

V/ns

P

D

Total power dissipation (@T

16.7

73.5

65.4

W

0.13

0.59

0.53

T

Operating junction temperature & storage temperature

-55 ~ + 150

T

L

Maximum lead temperature for soldering

purpose, 1/8 from case for 5 seconds.

300

Thermal characteristics

Symbol

Parameter

Value

Unit

TO-220F

TO-251N

TO-252

R

thjc

Thermal resistance, Junction to case

7.5

1.7

1.9

R

thja

Thermal resistance, Junction to ambient

86

103

*. Drain current is limited by junction temperature.

BV

I

D

: 4 A

R

1. Gate 2. Drain 3. Source

TO-220F

1

2

3

Order Codes

Item

Sales Type

Marking

Package

Packaging

1

SW F 4N70K2

SW4N70K2

TO-220F

TUBE

2

SW N 4N70K2

SW4N70K2

TO-251N

TUBE

3

SW D 4N70K2

SW4N70K2

TO-252

REEL

1

2

3

Features

 High ruggedness

 Low R

 Low Gate Charge (Typ 7.1nC)

 Improved dv/dt Capability

 100% Avalanche Tested

 Application:LED, Charge, Adaptor

General Description

This power MOSFET is produced with advanced super junction technology of SAMWIN.

This technology enable the power MOSFET to have better characteristics, including fast

switching time, low on resistance, low gate charge and especially excellent avalanche

characteristics.

TO-251N

1

2

3

TO-252

1

2

3