BD2046AFJ_14 Datasheet, PDF (2/27 Pages) Rohm – 0.5A Current Limit High Side Switch ICs

BD2046AFJ BD2056AFJ
Block Diagram
/EN1
EN1
IN
/EN2
EN2
GND
Gate
Logic1
OCD1
TSD1
Delay
Charge
Pump1
UVLO
OCD2
Gate
Logic2
Charge
Pump2
Delay
TSD2
/OC1
OUT1
OUT2
/OC2
Datasheet
Pin Configurations
BD2046AFJ
TOP VIEW
GND
/OC1
IN
OUT1
/EN1
OUT2
V/EC^NC²
/OC2
BD2056AFJ
TOP VIEW
GND
/OC1
IN
OUT1
EN1
OUT2
EN2
/OC2
Pin Description
Pin No.
1
2
3, 4
5, 8
6, 7
Symbol
GND
IN
EN, /EN
/OC
OUT
I/O
Pin Function
I Ground.
I
Power supply input.
Input terminal to the switch and power supply input terminal of the internal circuit.
Enable input.
I
/EN: Switch on at low level. (BD2046AFJ)
EN: Switch on at high level. (BD2056AFJ)
High level input > 2.0V, low level input < 0.8V.
O
Error flag output. low at over current, thermal shutdown.
Open drain output.
O Switch output.
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TSZ02201-0E3E0H300140-1-2
21.Aug.2014 Rev.002