SR2020CT THRU SR2060CT
SCHOTTKY BARRIER RECTIFIERS
Reverse Voltage – 20 to 60 Volts
Forward Current – 20 Amperes
Features
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Plastic package has Underwriters Laboratory Flammability
Classification 94V-0
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Metal of silicon rectifier, majority carrier conduction
Guard ring for transient protection
High capability
Low power loss, high efficiency
High current capability, low forward voltage
High surge capacity
PIN 1
PIN 3
PIN 1
PIN 3
PIN 1
PIN 3
CASE
PIN 2
CASE
PIN 2
CASE
PIN 2
For use in low voltage, high frequency inverters, free
wheeling and polarity protection applications
DOUBLER
SUFFIX "D"
POSITIVE CT
NEGATIVE CT
SUFFIX "A"
Mechanical Data
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Case: Molded plastic body, TO-220
Epoxy: UL 94V-O rate flame retardant
Terminals: Leads solderable per MIL-STD-202, method 208
Polarity: As marked
Mounting Position: Any
Absolute Maximum Ratings and Characteristics
Ratings at 250C unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load,
derate by 20%.
Symbols SR2020CT SR2030CT SR2040CT SR2050CT SR2060CT Units
Maximum recurrent peak reverse voltage
Maximum RMS voltage
VRRM
VRMS
VDC
20
14
20
30
21
30
40
28
40
20
50
35
50
60
42
60
V
V
V
A
Maximum DC blocking voltage
Maximum average forward rectified current (see fig.1)
I(AV)
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (JEDEC method)
IFSM
250
A
Maximum forward voltage at 10 A DC
VF
IR
0.55
0.70
400
V
Maximum reverse current
at rated blocking voltage
TC = 25 OC
1.0
50
mA
TC = 100OC
Typical junction capacitance (Note 1)
Typical thermal resistance (Note 2)
CJ
600
pF
OC/W
OC
2.0
RθJC
TJ
Operating junction temperature range
Storage temperature range
-55 to +125
-55 to +150
TS
-55 to +150
OC
Notes: (1) Measured at 1MHZ and applied reverse voltage of 4 Volts DC
(2) Thermal Resistance from Junction to case per leg
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 04/09/2003