Dated : 28/02/2006
H
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
SB120 THRU SB1100
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage – 20 to 100 Volts
Forward Current – 1.0 Amperes
Features
• High current capability
• High surge current capability
• Low forward voltage drop
• Exceeds environmental standards of MIL-S-19500/228
• For use in low voltage, high frequency inverters
free wheeling ,and polarity protection applications
Mechanical Data
• Case: Molded plastic, DO-41
• Epoxy: UL 94V-0 rate flame retardant
• Lead: Axial leads, solderable per MIL-STD-202, method 208
• Polarity: Color band denotes cathode end
• Mounting Position: Any
Absolute Maximum Ratings and Characteristics
Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive
load. For capacitive load, derate current by 20%.
Parameter
Symbols
SB
120
SB
130
SB
140
SB
150
SB
160
SB
180
SB
1100
Units
Maximum Recurrent Peak Reverse Voltage
VRRM
20
30
40
50
60
80
100
V
Maximum RMS Voltage
VRMS
14
21
28
35
42
56
80
V
Maximum DC Blocking Voltage
VDC
20
30
40
50
60
80
100
V
Maximum Average Forward Rectified Current
0.375" (9.5 mm) Lead Length
I(AV)
1
A
Peak Forward Surge Current 8.3 ms Single Half Sine-Wave
Superimposed on Rated Load (JEDEC Method)
IFSM
40
A
Maximum Forward Voltage at 1 A and 25
OC
VF
0.55
0.7
0.85
V
Maximum Reverse Current
TA = 25
OC
at Rated DC Blocking Voltage
TA = 100
OC
IR
0.5
10
mA
Typical Junction Capacitance
1)
CJ
110
pF
Typical Thermal Resistance
2)
RθJA
50
OC/W
Operating Junction Temperature Range
TJ
-55 to +125
-55 to +150
OC
Operating and Storage Temperature Range
TJ ,TS
-55 to +150
OC
1) Measured at 1 MHz and applied reverse voltage of 4 VDC.
2)
Thermal resistance from junction to ambient 0.375" (9.5 mm) lead length P.C.B mounted with 0.22 X 0.22" (5.5 X 5.5 mm) copper pads