Charge Protection IC Series with Built-in FET Standard Protection Type No.09031EBY01 BD6040GUL, BD6041GUL, BD6042GUL Descriptions The BD6040/41/42GUL charger protection IC developed for portable devices provides up to 28V of over voltage protection for charger Ics. Built-in circuits include overvoltage lockout, overcurrent limit, undervoltage protection, internal start up delay, and status flag. Features 1) 28V (max) overvoltage protection 2) Low quiescent current (45 A) 3) Low Ron (125m ) FET 4) Overvoltage lockout (OVLO) circuit 5) Undervoltage lockout (UVLO) circuit 6) Internal 2msec start up delay 7) Overcurrent protection circuit 8) Compact package: VCSP50L1(1.6mm x 1.6mm, t=0.55mm) Applications Mobile phones, MP3 players, Digital Still Camera, PDA, IC recorder, Electronic Dictionary, Handheld Game, Game Controller, Camcorder, Bluetooth Headsets, etc Line Up Over Voltage Lockout Over Voltage Lockout Package (IN=Increasing) (Hysteresis) BD6040GUL 6.40V 30mV VCSP50L1 BD6041GUL 5.85V 100mV VCSP50L1 BD6042GUL 6.20V 100mV VCSP50L1 ABSOLUTE MAXIMUM RATINGS (Ta = 25) Contents Symbol Rating Unit Conditions Input supply voltage 1 Vmax1 -0.330 V IN1,IN2,IN3,IN4 Input supply voltage 2 Vmax2 -0.37 V other Power dissipation Pd 725 mW Operating temperature range Topr -35+85 Storage temperature range Tstr -55+150 1 When using more than at Ta=25, it is reduced 5.8 mW per 1. ROHM specification board 50mm 58mm mounting. RECOMMENDED OPERATING RANGE (Ta=-35+85)) Parameter Symbol Range Unit Usage Input voltage range V 2.228 V in This product is not especially designed to be protected from radioactivity. www.rohm.com 2009.04 - Rev.B 1/12 2009 ROHM Co., Ltd. All rights reserved. Application Note BD6040GUL, BD6041GUL, BD6042GUL ELECTRICAL CHARACTERISTICS (Unless otherwise noted, Ta = 25C, IN=5V) Rating Parameter Symbol Device Unit Conditions Min. Typ. Max. ELECTRICAL Input Voltage Range VIN ALL - - 28 V Supply Quiescent Current ICC ALL 45 90 A Under Voltage Lockout UVLO ALL 2.53 2.65 2.77 V IN= decreasing Under Voltage Lockout Hysteresis UVLOh ALL 50 100 150 mV IN= increasing BD6040 6.2 6.4 6.6 V IN= increasing Over Voltage Lockout OVLO BD6041 5.7 5.85 6.0 V BD6042 6.0 6.2 6.4 V IN= increasing BD6040 10 30 50 mV IN= decreasing Over Voltage Lockout Hysteresis OVLOh BD6041/42 50 100 150 mV IN= decreasing Current limit ILM ALL 1.2 - - A Vin vs. Vout Res. RON ALL - 125 150 m ALL OK Output Low Voltage OKVO - - 400 mV SINK=1mA OK Leakage Current OKleak ALL - - 1 A EN input voltage (H) ENH ALL 1.45 - - V EN input voltage (L) ENL ALL - - 0.5 V EN input current ENC ALL 12 25 50 A EN=1.5V TIMINGS Start Up Delay Ton ALL - 2 4 msec ALL OK Going Up Delay Tok - 10 15 msec Output Turn Off Time Toff ALL - 2 10 sec Alert Delay Tovp ALL - 1.5 10 sec * This product is not especially designed to be protected from radioactivity. TYPICAL APPLICATION CIRCUIT OVP 100kohm OK IN1 28V-OVP 1.0F IN2 EN Travel IN3 Adapter GND IN4 OUT2 OUT1 0.1F CHGIN PMIC Charger BATT Li-ion 1cell Figure1. Application Circuit Safety is high because it detects, and it protects it for an abnormal voltage up to 28V. It contributes to the miniaturization because all external is built into. www.rohm.com 2009.04 - Rev.B 2/12 2009 ROHM Co., Ltd. All rights reserved.