AP3154 Ver la hoja de datos (PDF) - Diodes Incorporated.
Número de pieza
componentes Descripción
Fabricante
AP3154 Datasheet PDF : 13 Pages
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AP3154
120mA HIGH EFFICIENCY WHITE LED DRIVER
Block Diagram
C2P C2N
C1P C1N
VIN
CHARGE PUMP
SWITCHES
SHORT
CIRCUIT
PROTECTION
OVER
VOLTAGE
PROTECTION
SDI
SERIAL
DIGITAL
INTERFACE
DIGITAL
CONTROL
BLOCK
OUTPUT VOLTAGE REGULATION
&
LED SHORT CIRCUIT DETECTION
BANDGAP
OSCILLATOR
OVER
TEMPERATURE
PROTECTION
UNDER
VOLTAGE
LOCKOUT
CURRENT
CONTROL
GND
Typical Application Circuit
VIN
1uF
CIN
8 VIN
C2P 6
1uF
C2N 7
C2
C1P 3
1uF
C1N 4
C1
AP3154
VOUT
5
D4
D3
D2
D1
LED
LED
LED
LED
2
SDI
SDI
D4 1
D3 12
D2 11
GND D1 10
9
VOUT
D1
D2
D3
D4
1uF
COUT
AP3154 Rev. 2
3 of 13
www.diodes.com
FEBRUARY 2009
© Diodes Incorporated
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