SS32~SS310

Surface Mount Schottky Rectifiers

SMA/DO-214AC

Features

For surface mounted application

Easy pick and place

Metal to silicon rectifier, majority carrier conduction

Low power loss, high efficiency

High current capability, low VF

High surge current capability

Plastic material used carriers Underwriters
Laboratory Classification 94V-0

Epitaxial construction

High temperature soldering:
260oC / 10 seconds at terminals

Mechanical Data

Case: JEDEC DO-214AC Molded plastic

Terminals: Pure tin plated, lead free

Polarity: Indicated by cathode band

Packaging: 16mm tape per EIA STD RS-481 Dimensions in inches and (millimeters)

Maximum Ratings and Electrical Characteristics

Rating at 25oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number Symbol SS SS SS SS SS SS SS Units
32 33 34 35 36 39 310
Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 90 100 V
Maximum RMS Voltage VRMS 14 21 28 35 42 63 70 V
Maximum DC Blocking Voltage VDC 20 30 40 50 60 90 100 V
Maximum Average Forward Rectified
Current at TL(See Fig. 1) I(AV) 3.0 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated IFSM 100 70 A
Load (JEDEC method )
Maximum Instantaneous Forward Voltage
(Note 1) IF= 3.0A @ 25oC VF 0.5 0.75 0.85 V
@ 100oC 0.4 0.65 0.70
o
Maximum DC Reverse Current @ TA =25 C at 0.5 0.1 mA
o IR mA
Rated DC Blocking Voltage @ TA=125 C 10 5 0.5
Typical Thermal Resistance ( Note 2 ) R θJL 17 o
C/W
R θJA 55
o
Operating Temperature Range TJ -55 to +125 -55 to +150 C
o
Storage Temperature Range TSTG -55 to +150 C
Notes: 1. Pulse Test with PW=300 usec, 1% Duty Cycle

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 SS32~SS310

FIG.1- MAXIMUM FORWARD CURRENT DERATING FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD
CURVE SURGE CURRENT
3 100
AT RATED TL

PEAK FORWARD SURGE CURRENT. (A)

RESISTIVE OR
AVERAGE FORWARD CURRENT. (A)

INDUCTIVE LOAD 8.3ms Single Half Sine Wave

80 JEDEC Method
SS35-SS315
2 SS32-SS34

60

1 40

20
PCB MOUNTED ON 0.6X0.6"
(16X16mm) COPPER PAD AREAS
0 01
50 60 70 80 90 100 110 120 130 140 150 160 10 100
LEAD TEMPERATURE. ( C)
o NUMBER OF CYCLES AT 60Hz

FIG.3- TYPICAL FORWARD CHARACTERISTICS FIG.4- TYPICAL REVERSE CHARACTERISTICS

20
40
TJ=25 0C 10

SS35-SS36 0
TJ=125C
INSTANTANEOUS FORWARD CURRENT. (A)

10
INSTANTANEOUS REVERSE CURRENT. (mA)

SS32-SS34 1

0
1 TJ=75C

0.1

SS39-SS310

0.1
0.01

TJ=25 0C
SS315
PULSE WIDTH=300 S
SS32-SS34
1% DUTY CYCLE
SS35-SS315
0.01 0.001
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0 20 40 60 80 100 120 140

FORWARD VOLTAGE. (V) PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)

FIG.6- TYPICAL TRANSIENT THERMAL

FIG.5- TYPICAL JUNCTION CAPACITANCE CHARACTERISTICS
1000 100
TRANSCIENT THERMAL IMPEDANCE, ( oC/W)

0
TJ=25C
f=1.0MHz
JUNCTION CAPACITANCE.(pF)

Vsig=50mVp-p

10

100

SS32-SS34
SS35-SS36
SS39-SS315
10 0.1
0.1 1 10 100 0.01 0.1 1 10 100
REVERSE VOLTAGE. (V) t, PULSE DURATION, (sec)

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