Datasheet 1ch Small Package High Side Switch ICs for USB Devices and Memory Cards BD2226G-LB BD2227G-LB General Description Key Specifications This is the product guarantees long time support in Input voltage range: 2.7V to 5.5V Industrial market. ON resistance : 150m(Typ.) BD2226G and BD2227G are low on-resistance Over current threshold: 0.75A min., 1.35A max. N-channel MOSFET high-side power switches, Standby current: 0.01 A (Typ.) optimized for Universal Serial Bus (USB) applications. Operating temperature range: -40 to +85 BD2226G and BD2227G are equipped with the over-current detection, thermal shutdown, Package W(Typ.) D(Typ.) H (Max.) under-voltage lockout and soft-start functions. SSOP5 2.90mm x 2.80mm x 1.25mm Features Long time support a product for Industrial applications Over-Current Detection Thermal Shutdown Open-Drain Fault Flag Output Under-Voltage Lockout Soft-Start Circuit Control Input Logic Active-High (BD2226G) Active-Low (BD2227G) SSOP5 Applications Industrial Equipment, USB hub in consumer appliances, Car accessory, PC,PC peripheral equipment, and so forth Typical Application Circuit 5V (Typ.) 3.3V VIN VOUT CIN + GND CL 10k~ - 100k EN /OC Lineup Over current threshold Control input logic Package Orderable Part Number Min. Typ. Max. 750mA 1000mA 1350mA High SSOP5 Reel of 3000 BD2226G LBTR 750mA 1000mA 1350mA Low SSOP5 Reel of 3000 BD2227G LBTR Product structureSilicon monolithic integrated circuit This product has no designed protection against radioactive rays. www.rohm.com TSZ02201-0E3E0H300400-1-2 2013 ROHM Co., Ltd. All rights reserved. 1/21 TSZ2211114001 21.Feb.2014 Rev.002Datasheet BD2226G-LB BD2227G-LB Block Diagram /OC Over-Current Delay Detection Counter Under-Voltage Charge Thermal Lockout Pump Shutdown GND EN(/EN) VIN VOUT Pin Configurations BD2226G BD2227G TOP VIEW TOP VIEW 1 VIN VOUT 5 1 VIN VOUT 5 2 GND 2 GND 3 4 EN /OC 34/EN /OC Pin Description Pin No. Symbol I/O Function 1 VIN - Switch input and supply voltage for the IC. 2 GND - Ground. Enable input. 3 EN, /EN I EN: High level input turns on the switch. (BD2226G) /EN: Low level input turns on the switch. (BD2227G) Over-current detection pin 4 /OC O Low level output during over-current or over-temperature condition. Open-drain fault flag output. 5 VOUT O Switch output. www.rohm.com TSZ02201-0E3E0H300400-1-2 2013 ROHM Co., Ltd. All rights reserved. 2/21 TSZ2211115001 21.Feb.2014 Rev.002