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SM8121A 데이터 시트보기 (PDF) - Nippon Precision Circuits
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SM8121A
White LED Driver IC
Nippon Precision Circuits
SM8121A Datasheet PDF : 19 Pages
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BLOCK DIAGRAM
SM8121A
SW
FB
VDD
Buff
PWM
COMP
ERR
AMP
VREF
RAMP
GENERATOR
CE
OSC
SOFT
START
VSS
PIN DESCRIPTION
Number
SOT23-5
SON-6
1
1
2
2, 5
3
6
4
4
5
3
1. Input with built-in pull-down resistor
Name
SW
VSS
FB
CE
VDD
I/O
Description
O
Coil switching
–
GND
I
Feed back (Output current detection)
Ip
1
Chip enable (High active)
–
Power supply
NIPPON PRECISION CIRCUITS INC.—3
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