Parameter

Symbols SS32F

SS34 F

SS36F

SS38F

SS310F SS312F SS315F SS320F Units

Maximum Repetitive Peak Reverse Voltage

VRRM

20

40

60

80

100

120

150

200

V

Maximum RMS voltage

VRMS

14

28

42

56

70

84

105

140

V

Maximum DC Blocking Voltage

VDC

20

40

60

80

100

120

150

200

V

Maximum Average Forward Rectified Current

IF(AV)

3.0

A

Peak Forward Surge Current,8.3ms

Single Half Sine-wave Superimposed

on Rated Load (JEDEC method)

IFSM

80

70

A

Max Instantaneous Forward Voltage at 3 A

VF

0.55

0.70

0.85

0.95

V

0.5

0.3

5

3

250

180

（2）

Typical Thermal Resistance

70

°C/W

Operating Junction Temperature Range

-55 ~ +150

°C

Storage Temperature Range

Tstg

-55 ~ +150

°C

Ta = 25

°C

Ta =100

°C

IR

Cj

mA

pF

RθJA

Tj

Maximum DC Reverse Current

at Rated DC Reverse Voltage

Typical Junction Capacitance

（1）

Absolute Maximum Ratings and Electrical characteristics

Ratings at

ambient temperature unless otherwise specified.Single phase, half wave, 60Hz resistive or inductive load,

for capacitive load, derate by 20 %

25

°C

Features

Metal silicon junction, majority carrier conduction

For surface mounted applications

Low power loss, high efficiency

High forward surge current capability

For use in low voltage, high frequency inverters,

free wheeling, and polarity protection applications

MECHANICAL DATA

• Case: SMAF

• Terminals: Solderable per MIL-STD-750, Method 2026

•

27mg / 0.00095oz

Approx. Weight:

Measured at 1 MHz and applied reverse voltage of 4 V D.C

（2）

（1）

P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas.

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UMW SS32F THRU SS320F

20V-200V 3A

UMW

R

R

www.umw-ic.com

1

友台半导体有限公司

友台半导体有限公司