Switch ICs. BD2247G Datasheet

BD2247G Datasheet PDF, Equivalent


Part Number

BD2247G

Description

0.75A Current Limit High Side Switch ICs

Manufacture

Rohm

Total Page 27 Pages
PDF Download
Download BD2247G Datasheet


BD2247G Datasheet
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:
Active-Low:
BD2246G
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 structureSilicon monolithic integrated circuit
.www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ2211114001
This product has not designed protection against radioactive rays
1/23
TSZ02201-0E3E0H300310-1-2
21.Aug.2014 Rev.002

BD2247G Datasheet
BD2246G BD2247G
Block Diagram
IN
OUT
Pin Configurations
BD2246G
TOP VIEW
1 IN
OUT 5
2 GND
3 EN
/OC 4
BD2247G
TOP VIEW
1 IN
2 GND
3 /EN
OUT 5
/OC 4
Pin Description
Pin No.
Symbol
1 IN
2 GND
3 EN, /EN
4 /OC
5 OUT
I/O Function
- Switch input and the supply voltage for the IC
- Ground
Enable input
I EN: High level input turns on the switch. (BD2246G)
/EN: Low level input turns on the switch. (BD2247G)
Over-current detection terminal.
O Low level output during over-current or over-temperature condition
Open-drain fault flag output
O Switch output
www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
2/23
TSZ02201-0E3E0H300310-1-2
21.Aug.2014 Rev.002


Features Datasheet pdf Datasheet 1 Channel Compact High Side S witch ICs 0.75A Current Limit High Side Switch ICs BD2246G BD2247G General D escription 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, therm al shutdown, under-voltage lockout and soft-start. Key Specifications  In put Voltage Range: 2.7V to 5.5V  O N-Resistance: 110mΩ(Typ)  Over-Cu rrent 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 M OSFET  Over-Current Detection  T hermal Shutdown  Open-Drain Fault Fl ag Output  Flag Output Delay  Un der-Voltage Lockout  Soft-Start Circ uit  Output Discharge Function  R everse Current Protection when Power S witch Off  Control Input Logic  A ctive-High:  Active-Low: BD2246G BD2247G Package W(Typ) D(.
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