BD2248G Datasheet, PDF (1/23 Pages) Rohm – 1ch Small Package High Side Switch ICs for USB Devices and Memory Cards

BD2248G
Datasheet
Power Management Switch ICs for PCs and Digital Consumer Products
1ch Small Package
High Side Switch ICs
for USB Devices and Memory Cards
BD2248G
●Description
BD2248G is low on-resistance N-channel MOSFET
high-side power switches, optimized for Universal
Serial Bus (USB) applications. BD2248G is equipped
with the function of over-current detection, thermal
shutdown, under-voltage lockout and soft-start.
●Features
„ Reverse Current Protection when Power Switch Off
„ Output Discharge Function
„ Over-Current Detection
„ Thermal Shutdown
„ Open-Drain Fault Flag Output
„ Under-Voltage Lockout
„ Soft-Start Circuit
„ Control Input Logic Active-High
„ ESD protection
●Applications
USB hub in consumer appliances, Car accessory, PC,
PC peripheral equipment, and so forth
●Key Specifications
„ Input voltage range:
2.7V to 5.5V
„ ON resistance: (VIN=5V)
110mΩ(Typ.)
„ Over current threshold:
0.2A min., 0.4A max.
„ Standby current:
0.01μA (Typ.)
„ Operating temperature range:
-40℃ to +85℃
●Package
SSOP5
(Typ.) (Typ.) (Max.)
2.90mm x 2.80mm x 1.25mm
SSOP5
●Typical Application Circuit
3.3V
10kΩ~
100kΩ
5V (Typ.)
CIN
VIN
VOUT
GND
EN
+
CL
-
/OC
Figure 1. Typical Application Circuit
○Product structure：Silicon monolithic integrated circuit
www.rohm.com
© 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111・14・001
○This product is not designed protection against radioactive rays
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TSZ02201-0E3E0H300010-1-2
25.JUL.2012 Rev.001