Data Sheet
Description
2.0 Amp SURFACE MOUNT
PLASTIC SILICON DIODES
Mechanical Dimensions
DO-214AA
(SMB)
SMB21 . . . 210 Series
Features
n
LOW COST
n
HIGH CURRENT CAPABILITY
n
HIGH SURGE CAPABILITY
n
LOW FORWARD VOLTAGE WITH
LOW LEAKAGE CURRENT
n
MEETS UL SPECIFICATION 94V-0
SMB21 . . . 210 Series
Maximum Ratings
Peak Repetitive Reverse Voltage...V
RRM
RMS Reverse Voltage...V
R(rms)
DC Blocking Voltage...V
DC
Average Forward Rectified Current...I
F(av)
Non-Repetitive Peak Forward Surge Current...I
FSM
Operating & Storage Temperature Range...T
J
, T
STRG
Electrical Characteristics
Maximum Forward Voltage @ 2.0A...V
F
Maximum Full Load Reverse Current...I
R
(av)
Maximum DC Reverse Current...I
R
@ Rated DC Blocking Voltage
T
C
= 25°C
T
C
= 75°C
............................................. 1.1 ...............................................
SMB21
100
70
100
SMB22
200
140
200
SMB24
400
280
400
SMB26
600
420
600
SMB28
800
560
800
SMB210
1000
700
1000
Units
Volts
Volts
Volts
Amps
Amps
°C
............................................. 2.0 ...............................................
............................................. 5 0 ...............................................
......................................... -65 to 175 ..........................................
Volts
............................................. 3 0 ...............................................
µAmps
............................................. 5.0 ...............................................
µAmps
............................................. 5 0 ...............................................
µAmps
............................................. 3 0 ...............................................
pF
Typical Junction Capacitance...C
J
(Note 1)
Page 10-26
Data Sheet
2.0 Amp SURFACE MOUNT
PLASTIC SILICON DIODES
Typical Junction Capacitance
Junction Capacitance (pF)
100
10
1
.1
1
10
100
Reverse Voltage (V)
Non-Repetitive
Peak Forward Surge Current
Average Forward Current (A)
Forward Current Derating Curve
Peak Forward Surge Current (A)
Number of Cycles @ 60 Hz
Recommended Soldering Pad Layout
Ambient Temperature (°C)
°
Typical Instantaneous Forward Characteristics
Forward Current (A)
Ratings at
25 Deg. C ambient
temperature
unless otherwise
specified.
T
J
= 25
o
C
Single Phase Half
Wave, 60 Hz
Resistive or
Inductive Load.
For Capacitive
Load, Derate
Current by 20%.
Forward Voltage (V)
NOTES:
1. Measured @ 1 MHz and applied reverse voltage of 4.0V.
Page 10-27
SMB21 . . . 210 Series
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