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| Charger Protection IC with Internal FET BD6040GUL Outline The BD6040GUL 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. Dimensions (Unit:mm) Features 1) 28V (max) overvoltage protection 2) Low quiescent current (45A) 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 cameras VCSP50L1 Absolute Maximum Ratings (Ta=25C) Parameter Input Supply Voltage 1 Input Supply Voltage 2 Power Dissipation Operating Temperature Range Storage Temperature Range Symbol Vmax1 Vmax2 Pd Topr Limits -0.3 to 30 -0.3 to 7 725 -35 to +85 Unit V V mW C C IN other Conditions Tstr -55 to +150 *1: Derated at 5.8mW/ 1C at Ta greater than 25C. When mounted on 50mmx58mm board. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. The application circuit examples, information, and various data pertaining to the use of the products presented in this documentation are provided for reference purposes only. Please note that ROHM cannot bear any responsibility regarding any problems relating to industrial property rights resulting from their use thereof. The products listed in this catalog are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of which would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. Current specifications in effect of 1st. October 2007. Excellence in Electronics Contact us for further information about the products. Seoul Dalian Beijing Shanghai Shenzhen Hong Kong Taipei Shingapore Philippines Thailand TEL: +82-2-8182-700 TEL: +86-411-8230-8549 TEL: +86-10-8525-2483 TEL: +86-21-6279-2727 TEL: +86-755-8307-3008 TEL: +852-2-740-6262 TEL: +886-2-2500-6956 TEL: +65-6332-2322 TEL: +63-2807-6872 TEL: +66-2-254-4890 FAX: +82-2-8182-715 FAX: +86-411-8230-8537 FAX: +86-10-8525-2489 FAX: +86-21-6247-2066 FAX: +86-755-8307-3003 FAX: +852-2-375-8971 FAX: +886-2-2503-2869 FAX: +65-6332-5662 FAX: +63-2809-1422 FAX: +66-2-256-6334 Malaysia Germany France United Kingdom San Diego Atlanta Dallas Kyoto Yokohama TEL: +60-3-7958-8355 TEL: +49-2154-9210 TEL: +33-1-5697-3060 TEL: +44-1-908-306700 TEL: +1-858-625-3630 TEL: +1-770-754-5972 TEL: +1-469-287-5366 TEL: +81-75-365-1218 TEL: +81-45-476-2290 FAX: +60-3-7958-8377 FAX: +49-2154-921400 FAX: +33-1-5697-3080 FAX: +44-1-908-235788 FAX: +1-858-625-3670 FAX: +1-770-754-0691 FAX: +1-469-362-7973 FAX: +81-75-365-1228 FAX: +81-45-476-2295 21, Saiin Mizosaki-cho, Ukyo-ku, Kyoto 615-8585, Japan TEL: +81-75-311-2121 FAX: +81-75-315-0172 URL http: // www. rohm. com Catalog No.50G5800E 10.2007 ROHM PR C Recommended Operating Range (Ta=25C unless otherwise noted) Parameter Input Voltage Range Symbol Vin Min. 2.2 Typ. 5 Max. 28 Unit V Electrical Characteristics (Ta=25C unless otherwise noted) Parameter ELECTRICAL Input Voltage Range Supply Quiescent Current Undervoltage Lockout Undervoltage Lockout Hysteresis Overvoltage Lockout Overvoltage Lockout Hysteresis Current Limit Vin Vs. Vout Res. OK Output Low Voltage OK Leakage Current EN Input Voltage (H) EN Input Voltage (L) EN Input Current TIMING Startup Delay OK Rise Delay Output Turn Off Time Alert Delay Symbol VIN ICC UVLO UVLOh OVLO OVLOh ILM RON OKVO OKleak ENH ENL ENC Ton Tok Toff Tovp Min. 2.53 50 6.2 10 1.2 1.45 12 Typ. 45 2.65 100 6.4 30 125 25 2 10 2 1.5 Max. 28 90 2.77 150 6.6 50 150 400 1 0.5 50 4 15 10 10 Unit V A V mV V mV A m mV A V V A ms ms s s Conditions IN=decreasing IN=increasing IN=increasing IN=decreasing SINK=1mA EN=1.5V * This product is not designed to resistant to radiation. Block Diagram IN1 A2 IN2 A3 IN3 B2 IN4 B3 OUT1 A1 OUT2 B1 OK C1 Initial Delay VREF UVLO OVLO TSD Gate Driver EN C2 OSC C3 GND Timing Generator Initial Delay Catalog No.50G5800E 10.2007 ROHM PR C |
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