ML6554 データシートの表示（PDF） - Fairchild Semiconductor
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ML6554 Datasheet PDF : 14 Pages
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ML6554
Pin Configuration
ML6554
16-Pin PSOP (U16)
VDD
PVDD1
VL1
PGND1
PGND2
VL2
PVDD2
DGND
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
TOP VIEW
AVCC
VCCQ
VREFOUT
AGND
SHDN
VREFIN
VFB
VDD
Pin Description
Pin Name
Function
1
VDD Digital supply voltage
2
PVDD1 Voltage supply for internal power transistors
3
VL1 Output voltage/ inductor connection
4
PGND1 Ground for output power transistors
5
PGND2 Ground for output power transistors
6
VL2 Output voltage/inductor connection
7
PVDD2 Voltage supply for internal power transistors
8
DGND Digital ground
9
VDD Digital supply voltage
10
VFB Input for external compensation feedback
11 VREFIN Input for external reference voltage
12
SHDN Shutdown active low. CMOS input level
13
AGND Ground for internal reference voltage divider
14 VREFOUT Reference voltage output
15
VCCQ Voltage reference for internal voltage divider
16
AVCC Analog voltage supply
PRODUCT SPECIFICATION
2
REV. 1.1.3 3/8/02
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