SLVS520B – MARCH 2006 – REVISED JULY 2008...........................................................................................................................................................
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PIN ASSIGNMENTS
DRC PACKAGE
(TOP VIEW)
VOUT
L2
PGND
L1
VIN
FB
GND
VINA
PS/SYNC
EN
Terminal Functions
TERMINAL
NAME
EN
FB
GND
PS/SYNC
L1
L2
PGND
VIN
VOUT
VINA
PowerPAD™
NO.
6
10
9
7
4
2
3
5
1
8
I
O
I
I
I
I
I/O
I
I
Enable input. (1 enabled, 0 disabled)
Voltage feedback of adjustable versions, must be connected to VOUT on fixed output voltage versions
Control / logic ground
Enable / disable power save mode (1 disabled, 0 enabled, clock signal for synchronization)
Connection for Inductor
Connection for Inductor
Power ground
Supply voltage for power stage
Buck-boost converter output
Supply voltage for control stage
Must be soldered to achieve appropriate power dissipation. Should be connected to PGND.
DESCRIPTION
4
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