Fairchild S2A, S2B, S2D, S2G, S2J service manual
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S2A - S2M
General Purpose Rectifiers (Glass Passivated)
Features
• Easy pick and place.
• Low forward Voltage Drop.
• High Current Capability.
• High Surge Current Capability.
SMB/DO-214AA
COLOR BAND DENOTES CATHODE
S2A - S2M — General Purpose Rectifiers (Glass Passivated)
August 2011
Absolute Maximum Ratings* T
Symbol Parameter
V
RRM
I
F(AV)
I
FSM
T
STG
T
* These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Maximum Repetitive Reverse Voltage 50 100 200 400 600 800 1000 V
Average Rectified Forward Current
@ T
Non-Repetitive Peak Forward Surge Current
8.3ms Single Half-Sine-Wave
Storage Temperature Range -65 to +150 °C
Operating Junction Temperature -65 to +150 °C
J
= 25°C unless otherwise noted
A
= 100°C
A
Value
2A 2B 2D 2G 2J 2K 2M
2.0 A
50 A
Units
Thermal Characteristics
Symbol Parameter Value Units
P
R
θJA
* Device mounted on FR-4 PCB 0.013 mm.
Electrical Characteristics T
Symbol Parameter
V
t
I
C
Power Dissipation 2.35 W
D
Thermal Resistance, Junction to Ambient* 53 °C/W
= 25°C unless otherwise noted
A
Value
2A 2B 2D 2G 2J 2K 2M
Forward Voltage @ 2.0A 1.15 V
F
Reverse Recovery Time
rr
IF = 0.5A, IR = 1.0A, I
Reverse Current @ rated VR TA = 25°C
R
Total Capacitance
T
V
= 4.0V, f = 1.0MHz
R
= 0.25A
rr
TA = 125°C
2.0 μs
1.0
125
30 pF
Units
μA
μA
© 2011 Fairchild Semiconductor Corporation www.fairchildsemi.com
S2A - S2M Rev. C1 1
Typical Performance Characteristics
S2A - S2M — General Purpose Rectifiers (Glass Passivated)
2
[A]
F
1.5
1
RESISTIVE OR
INDUCTIVE LOAD
P.C.B. M O UNTE D
8.0 x 8.0 mm
0.5
COPPER PAD AREAS
0
0 25 50 75 100 125 150 175
Average Rectified Forward Current, I
Ambient Temperature [ºC]
Figure 1. Forward Current Derating Curve
10
[A]
F
1
0.1
Forward Current, I
0.01
0.4 0.6 0.8 1 1.2 1.4 1.6
T = 25 C
º
A
Pulse Width = 300
2% Duty Cycle
Forward Voltage, VF [V]
μμμμ
s
50
[A]
FSM
40
30
20
10
0
Peak Forward Surge Current, I
12 51020 50100
Number of Cycles at 60Hz
Figure 2. Non-Repetitive Surge Current
10
T = 125 C
º
A
1
[uA]
R
0.1
Reverse Current, I
0.01
0 20406080100120140
Percent of Rated Peak Reverse Voltage [%]
º
T = 100 C
A
º
T = 25 C
A
Figure 3. Forward Voltage Characteristics
Figure 4. Reverse Current vs Reverse Voltage
100
50
[pF]
T
20
10
5
2
Total Capacitance, C
1
0.1 0.2 0.5 1 2 5 10 20 50 100
Reverse Voltage, VR [V]
Figure 5. Total Capacitance
© 2011 Fairchild Semiconductor Corporation www.fairchildsemi.com
S2A - S2M Rev. C1 2
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