Dual Schottky Barrier Rectifiers
SR20150-G Thru. SR20200-G
Forward current: 20A
Reverse voltage: 150 to 200V
RoHS Device
ITO-220AB
Features
-Extremely Low VF
-Low Stored Charge, Majority Carrier Conduction
-Low Power Loss / High Efficiency
-UL 94V0 Flame Retardant Epoxy Molding Compound
-Lead Free
1
2
3
0.161(4.10)max
0.404(10.27)
0.383( 9.72)
ψ0.134(3.4)
0.272(6.90)
0.248(6.30)
0.189(4.80)max
0.122(3.10)max
0.610(15.50)
0.571(14.50)
Mechanical data
-Case: Transfer Molded
0.060(1.52)MAX
0.543(13.80)
0.512(13.00)
-Leads: Solderable per MIL-STD-202,
method 208
-Polarity: As Marked
-Weight: 2.05 grams
0.035(0.90)MAX
0.031(0.80)MAX
0.105(2.67)
0.095(2.41)
0.114(2.90)
0.098(2.50)
Dimensions in inches and (millimeter)
Maximum Ratings and Electrical Characteristics
Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load derate current by 20%.
Ratings
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
See Fig.1
Per Leg
Peak Forward Surge Current, 8.3ms Single
Half Sine-Wave Superimposed On Rated Load
Per Leg
Operating Temperature Range And Storage
Temperature Range
Symbol
V
RRM
V
RWS
V
DC
I
O
SR20150-G
150
105
150
20.0
10.0
175
SR20200-G
200
140
200
Unit
V
V
V
A
I
FSM
A
Top,T
STG
-55 to +150
°C
Electrical Characteristics
(At Ta=25°C, unless otherwise noted)
Characteristics
Maximum Forward Voltage At 10A Per Leg
Maximum Reverse Current At 25°C Per Leg
(Note 1 )
Maximum Reverse Current At 125°C Per Leg
(Note 1 )
Symbol
V
F
I
R
I
R
SR20150-G
0.95
500
10
SR20200-G
Unit
V
μA
mA
Thermal Characteristics
(At Ta=25°C, unless otherwise noted)
Parameter
Typical Thermal Resistance Junction to Case
Per Leg
Symbol
R
θJC
SR20150-G
3.5
SR20200-G
Units
°C/W
NOTES : 1.Pulse Test : 300μS Pulse Width ,1% Duty Cycle
REV:A
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Page 1
Comchip Technology CO., LTD.
Dual Schottky Barrier Rectifiers
RATING AND CHARACTERISTIC CURVES (SR20150-G Thru. SR20200-G)
Fig.1 Forward Current Derating Curve
20
180
Fig.2 Maximum Non-Repetitive Surge Current
Peak Forward Surge Current, (A)
Average Forward Current, (A)
16
150
T
L
=75°C
8.3ms Single Half Sine-Wave
JEDEC METHOD
120
12
90
8
60
4
30
0
0
50
100
150
0
1
5
10
100
Case Temperature, (
O
C)
Number of Cycles at 60Hz
Fig.3 Typical Reverse Characteristics
100
50
Fig.4 Typical Instantaneous Forward
Characteristics Per Leg
Instantaneous Forward Current, (A)
Instantaneous Reverse Current, (mA)
10
10
T
J
=100°C
1.0
T
J
=75°C
1.0
0.1
T
J
=25°C
0.01
0
T
J
=25°C
Pulse Width=300us
2% Duty cycle
0.1
20
40
60
80
100
120
140
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
Peraent Or Rated Voltage Peak Reverse, (V)
Instantaneous Forward Voltage,(V)
REV:A
QW-BB030
Page 2
Comchip Technology CO., LTD.
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