SR320 THRU SR3200
SCHOTTKY BARRIER RECTIFIERS
Reverse Voltage - 20 to 200 V
Forward Current - 3 A
Features
• Plastic package has UL flammability
classification 94V-0
• Metal silicon junction, majority carrier conduction
• Guard ring for overvoltage protection
• Low power loss, high efficiency
• High current capability, low forward voltage drop
• High surge capability
2.8±0.2
1.3 max
6.5±0.5
3.0±0.5
DO-201AD-U-1
Mechanical Data
• Case: Molded plastic body, DO-201AD
• Terminals: Plated axial leads, solderable per
MIL-STD-750, method 2026
• Polarity: color band denotes cathode end
• Mounting Position: Any
Absolute Maximum Ratings and Characteristics
Ratings at 25
O
C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive
load, derate current by 20%.
Parameter
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
0.375" (9.5 mm) Lead Length
Peak Forward Surge Current, 8.3 ms Single Half-
Sine-Wave Superimposed on Rated Load (JEDEC
method)
Maximum Forward Voltage at 3 A DC
Maximum Reverse Current at Rated
DC Blocking Voltage
Typical Junction Capacitance
Typical Thermal Resistance
2)
1)
Symbols
SR320
V
RRM
V
RMS
V
DC
I
F(AV)
20
14
20
SR330
SR340
SR350
SR360
SR380
SR3100 SR3150 SR3200
Units
30
21
30
40
28
40
50
35
50
60
42
60
3
80
56
80
100
70
100
150
105
150
200
140
200
V
V
V
A
I
FSM
V
F
0.55
0.7
80
0.85
0.5
20
250
40
- 55 to + 125
- 55 to + 150
- 55 to + 150
10
160
O
A
0.9
0.95
V
mA
pF
C/W
O
T
A
= 25
O
C
T
A
= 100
O
C
I
R
C
J
R
θJA
T
j
T
stg
Operating Junction Temperature Range
Storage Temperature Range
1)
2)
C
C
O
Measured at 1 MHz and applied reverse voltage of 4 V DC.
Thermal resistance from junction to lead vertical P.C.B mounted, 0.5" (12.7 mm) lead length.
SEMTECH ELECTRONICS LTD.
(Subsidiary
of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 08/01/2009 J
SEMTECH_ELEC [ SEMTECH ELECTRONICS LTD. ]
