BD2246G_14 Datasheet, PDF (1/27 Pages) Rohm – 0.75A Current Limit High Side Switch ICs

Datasheet
1 Channel Compact High Side Switch ICs
0.75A Current Limit High Side Switch ICs
BD2246G BD2247G
General Description
BD2246G and BD2247G are low ON-Resistance
high-side power switches N-Channel MOSFETs for
Universal Serial Bus (USB) applications. These ICs
have built-in over-current protection, thermal shutdown,
under-voltage lockout and soft-start.
Key Specifications
 Input Voltage Range:
2.7V to 5.5V
 ON-Resistance:
110mΩ(Typ)
 Over-Current Threshold: 0.63A (Min), 0.9A (Max)
 Standby Current:
0.01μA (Typ)
 Operating Temperature Range: -40°C to +85°C
Features
 Built-in Low ON-Resistance (Typ 110mΩ)
N-Channel MOSFET
 Over-Current Detection
 Thermal Shutdown
 Open-Drain Fault Flag Output
 Flag Output Delay
 Under-Voltage Lockout
 Soft-Start Circuit
 Output Discharge Function
 Reverse Current Protection when
Power Switch Off
 Control Input Logic
 Active-High:
BD2246G
 Active-Low:
BD2247G
Package W(Typ) D(Typ) H (Max)
SSOP5
2.90mm x 2.80mm x 1.25mm
Applications
USB Hub in Consumer Appliances, PC, PC Peripheral
Equipment, and so forth
Typical Application Circuit
3.3V
10kΩ to
100kΩ
5V (Typ)
CIN
IN
OUT
GND
EN
+
CL
-
/OC
Lineup
Over-Current Threshold
Min
Typ
Max
0.63A
0.765A
0.9A
0.63A
0.765A
0.92A
Control Input
Logic
High
Low
Package
Orderable Part Number
SSOP5
SSOP5
Reel of 3000 BD2246G-GTR
Reel of 3000 BD2247G-GTR
○Product structure：Silicon monolithic integrated circuit
.www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ22111・14・001
○This product has not designed protection against radioactive rays
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TSZ02201-0E3E0H300310-1-2
21.Aug.2014 Rev.002