SN21 - SN25
SURFACE MOUNT RECTIFIERS
PRV : 200 - 1300 Volts
Io : 3.0 Amperes
FEATURES :
* High current capability
* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
MECHANICAL DATA :
* Case : SMC Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Lead Formed for Surface Mount
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.21 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL
SN21
SN22
SN23
SN24
SN25
UNIT
Maximum Repetitive Peak Reverse Voltage
V
RRM
200
400
600
800
1300
V
Maximum RMS Voltage
V
RMS
140
280
420
560
910
V
Maximum DC Blocking Voltage
V
DC
200
400
600
800
1300
V
Maximum Average Forward Current Ta = 50
C
I
F
3.0
A
Peak Forward Surge Current
8.3ms Single half sine wave Superimposed
on rated load (JEDEC Method)
I
FSM
100
A
Maximum Forward Voltage at I
F
= 3.0 Amps.
V
F
1.1
V
Maximum DC Reverse Current Ta = 25
C
I
R
20
A
at rated DC Blocking Voltage Ta = 100
C
I
R(H)
50
A
Typical Junction Capacitance (Note1)
C
J
50
pF
Junction Temperature Range
T
J
- 65 to + 150
C
Storage Temperature Range
T
STG
- 65 to + 150
C
Notes :
(1) Measured at 1.0 MHz and applied reverse voltage of 4.0V
DC
Page 1 of 2
Rev. 01 : Mar 23, 2002
RATING
SMC (DO-214AB)
Dimensions in inches and (millimeter)
0
.
3
05(7.75)
0.320(8.13)
0.245(6.2 2)
0.121(3.07)
0.115(2.92)
0.220(5.5 9)
0.012(0.305)
0.103(2.62 )
0.280(7.11)
0.060(1.5 2)
0.260(6.60)
0.079(2.00 )
0.006(0.152)
0.030(0.7 6)
0.008(0.203)
0.004(0.102)
RATING AND CHARACTERISTIC CURVES ( SN21 - SN25 )
FIG.1 - DERATING CURVE FOR OUTPUT
FIG.2 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT
FORWARD SURGE CURRENT
0
25
50
75
100
125
150
175
1
2
4
6
10
20
40
60
100
AMBIENT TEMPERATURE, (
C)
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
FIG 4 . - TYPICAL JUNCTION CAPACITANCE
FIG. 5 - TYPICAL REVERSE CHARACTERISTICS
Page 2 of 2
Rev. 01 : Mar 23, 2002
2.4
1.8
1.2
0.6
3.0
10
1.0
80
0
100
0
60
40
20
10
80
1.0
0.01
100
0.1
100
140
0
20
40
60
120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
FORWARD CURRENT, AMPERES
REVERSE CURRENT, MICROAMPERES
Ta = 25
C
Ta = 100
C
T
J
= 25
C
Ta = 25
C
Pulse Width = 300
s
2% Duty Cycle
0.1
100
10
1
50
5
T
J
= 25
C
JUNCTION CAPACITANCE, (pF)
REVERSE VOLTAGE, VOLTS
1
2
4
10
20
40
100
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLTAGE, VOLTS
0.01
NON-REPETITIVE
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