ML6554CU データシートの表示（PDF） - Micro Linear Corporation
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ML6554CU 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
1 VDD
2 PVDD1
3 VL1
4 PGND1
5
PGND2
6 VL2
7 PVDD2
8 DGND
FUNCTION
Digital supply voltage
Voltage supply for internal power
transistors
Output voltage/ inductor connection
Ground for output power transistors
Ground for output power transistors
Output voltage/inductor connection
Voltage supply for internal power
transistors
Digital ground
PIN NAME
FUNCTION
9 VDD
10 VFB
Digital supply voltage
Input for external compensation
feedback
11 VREFIN
12 SHDN
Input for external reference voltage
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
2
NOVEMBER, 1999
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