LND2931-9.0 查看數據表（PDF） - Linear Dimensions Semiconductor
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LND2931-9.0 Datasheet PDF : 5 Pages
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LND2931
TYPICAL APPLICATIONS
+V
IN
ERROR 5
OUTPUT
ERROR
8
+V
IN
1
*V
OUT
V
IN
V
OUT
SHUTDOWN 3
INPUT
LND2931
GND
FB
4
7
*Minimum input-output voltage ranges from
40mV to 400mV, depending on load current.
Current limit is typically 160mA.
Wide Input Voltage Range Current Limiter
+V
IN
470k Ω
8
5
470kΩ
ERROR
+V
IN
1
V
OUT
RESET
LND2931
R1
3 SD
FB 7
GND
4
R2
V OUT
+ 1 µF
5V BUS
+V
IN
V
OUT
LND2931
*VOUT 5V
+ 1 µF
GND
*Minimum input-output voltage ranges from
40mV to 400mV, depending on load current.
Current limit is typically 160mA.
5V Current Limiter
+V=1.2 30V
IL
LOAD
I = 1.23/R
L
8
V
IN
1
*V
OUT
V
OUT
LND2931
SHUTDOWN 3 SD
INPUT
GND
FB
4
7
1 µF
R
+
1%
1 µF
Latch Off When Error Flag Occurs
Low Drift Current Source
• Linear Dimensions, Inc. • 445 East Ohio Street, Chicago IL 60611 USA • tel 312.321.1810 • fax 312.321.1830 • www.lineardimensions.com •
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