SB320 THRU SB3100
SCHOTTKY BARRIER RECTIFIERS
Reverse Voltage – 20 to 100 V
Forward Current – 3 A
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• Metal silicon junction, majority carrier conduction
• High surge capability
• Low power loss, high efficiency
• High current capability, Low forward voltage drop
• For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
Mechanical Data
• Case: JEDEC DO-201AD molded plastic body
• Terminals: Plated axial leads, solderable per MIL-STD-750,
method 2026
• Polarity: color band denotes cathode end
Absolute Maximum Ratings and Characteristics
Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, resistive or inductive load, For
capacitive load, derate by 20%.
SB320 SB330 SB340 SB350 SB360 SB380 SB3100
Parameter
Symbols
VRRM
Units
V
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
80
57
80
100
71
VRMS
V
Maximum DC Blocking Voltage
VDC
100
V
Maximum Average Forward Rectified Current
0.375" (9.5 mm) Lead Length
I(AV)
3
A
Peak Forward Surge Current, 8.3 ms Single Half-
sine-wave Superimposed on rated load (JEDEC
method)
IFSM
80
A
Maximum Forward Voltage at 3 A DC 1)
VF
IR
0.55
0.7
0.85
V
O
0.5
Maximum Reverse Current
at Rated DC Blocking Voltage 1)
TA = 25 C
mA
O
TA = 100 C
20
10
Typical Junction Capacitance 3)
Typical Thermal Resistance 2)
CJ
RθJA
TJ
250
160
pF
O
40
C/W
O
C
Operating Junction Temperature Range
Storage Temperature Range
- 65 to + 125
- 65 to + 150
- 65 to + 150
O
C
TS
1) Pulse test: 300 µs pulse width, 1% duty cycle.
2) Thermal resistance from junction to lead vertical P.C.B. mounted, 0.5" (12.7 mm) lead length with 2.5 X 2.5" (63.5 X 63.5
mm) copper pads.
3) Measured at 1 MHz and applied reverse voltage of 4 V.
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 03/09/2008
J