Preliminary
USB Dual Control Switches
Figure 2: Pin Configuration
ENA
FLGA
FLGB
ENB
8
7
6
5
1
2
3
4
OUTA
IN
GND
OUTB
Pin
Number
Pin Name
ENA
Pin Description
1
Enable A (input): Logic-compatible enable input. (7526 active-high, 7536 active-low).
Do not float.
2
3
FLGA
Fault Flag A (Output): Active-low, open-drain output. Indicates overcurrent, UVLO,
or thermal shutdown.
FLGB
Fault Flag B (Output): Active-low, open-drain output. Indicates overcurrent, UVLO,
or thermal shutdown.
4
ENB
Enable B (Input): Logic-compatible enable input. (7526 active-high, 7536 active-low).
Do not float.
OUTB
GND
IN
5
6
7
Switch Output B: Output MOSFET source. Typically connect to switched side of load.
Ground: Supply return.
Supply Input: Output MOSFET drain. Also supplies IC’s internal circuitry.
Connect to positive supply.
Switch Output A: Output MOSFET source. Typically connect to switched side of load.
8
OUTA
ILC7526
(OUTA)8
LOGIC
CHARGE
(ENA)1
PUMP
(FLGA)2
(IN)7
LOGIC
(FLGB)3
CHARGE
(ENB)4
PUMP
(OUTB)5
(GND)6
Impala Linear Corporation
ILC7526/7536 1.5
www.impalalinear.com
(408) 574-3939
Dec 2000
2
IMPALA [ Impala Linear Corporation ]
