BAT81S/BAT82S/BAT83S
Schottky Barrier Diode
Features
1. Very low switching time
2. High reliability
3. Low leakage current
4. low forward voltage drop
5. Low capacitance
Applications
Diode for low currents with a low supply voltage
Small battery charger
HF-Detector
Protection circuit
DC/DC converter for notebooks
Protection circuit ……
Absolute Maximum Ratings
T
j
=25℃
Parameter
Reverse voltage
Test Conditions
Type
BAT81S
BAT82S
BAT83S
Repetitive peak forward current
Peak forward surge current
Forward current
Junction temperature
Storage temperature range
t
p
=1 s
Symbol
V
RRM
V
RRM
V
RRM
I
FRM
I
FSM
I
F
T
j
T
stg
Value
40
50
60
150
500
30
125
-65~+150
Unit
V
V
V
mA
mA
mA
℃
℃
Stresses exceeding maximum ratings may damage the device. Maximum ratings are stress ratings only. Functional operation above the
recommended operating conditions is not implied. Extended exposure to stresses above the recommended operating conditions may
affect device reliability.
Excel Semiconductor
www.excel-semi.com
FaxBack +86-512-67606917
Rev. 3g, 1-Sep-2009
1/4
BAT81S/BAT82S/BAT83S
Characteristics
(T
j
=25℃ unless otherwise specified)
Reverse power dissipation: P
R
(mW)
Junction Temperature: T
j
(℃)
Reverse current: I
R
(μA)
Junction Temperature: T
j
(℃)
Figure 1. Max. reverse power dissipation
vs. junction temperature
Figure 2. Reverse current vs. junction temperature
Forward voltage: V
F
(V)
Diode capacitance: C
D
(pF)
Forward current: I
F
(mA)
Reverse voltage: V
R
(V)
Figure 3. Forward current vs. forward voltage
Figure 4. Diode capacitance vs. reverse voltage
Excel Semiconductor
www.excel-semi.com
FaxBack +86-512-67606917
Rev. 3g, 1-Sep-2009
3/4