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SP7685ER-L Datasheet(PDF) 2 Page - Sipex Corporation |
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SP7685ER-L Datasheet(HTML) 2 Page - Sipex Corporation |
2 / 12 page 2 Date: 6/20/06 Rev T SP7685, 1.2A Buck/BoostCharge Pump LED Driver © 2006 Sipex Corporation ELECTRICAL CHARACTERISTICS TA = -40°C to +85°C, VIN =3.6V, CIN = 10μF, CFC =1.0μF, COUT =10μF. VSHDN = VIN, typical values at 25°C. The ♦ denotes the specifications which apply over the full operating temperature range unless otherwise noted. V IN , VOUT ....................................................................... -0.3V to 6V Output Current Pulse (Flash) ................................. 2A Output Current Continuous (Torch) ..................... 0.4A Storage Temperature ...................... -65°C to +150°C Operating Temperature ..................... -40°C to +85°C V EN ............................................................ 0.0V to 7V 3x3 10 DFN .........................................O JA = 40.5°C/W ESD Rating. ................................................ 2kV HBM These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. ABSOLUTE MAXIMUM RATINGS PARAMETER MIN. TYP. MAX. UNITS CONDITIONS Operating Input Voltage 2.7 5.5 V ♦ ♦ ♦ ♦ Quiescent Current 0.5 3 mA ♦ ♦ ♦ ♦ V IN = 2.7 - 5.5V FLASH = GND, 1X Mode, I LOAD = 100μA 2 FLASH = High, 2x mode Shutdown Current 2 μA V IN = 5.5V, VEN = 0.0V Oscillator Frequency 2.4 MHz Charge Pump Equivalent Resistance (x2 mode) 4Ω V FB = 0.0V, V IN = 3.6V Charge Pump Equivalent Resistance (x1 mode) 0.4 0.7 Ω V IN = 3.6V FB Reference Voltage 45 50 55 mV ♦ ♦ ♦ ♦ FLASH = GND 138 150 162 mV ♦ ♦ ♦ ♦ FLASH = High, R SET = 53.6kΩ. FB Reference Voltage Range 100 400 mV ♦ ♦ ♦ ♦ FLASH = High. Guaranteed by design. FB Pin Current 0.5 μA V FB = 0.3V EN, FLASH Logic Low 0.4 V ♦ ♦ ♦ ♦ EN, FLASH Logic High 1.3 V ♦ ♦ ♦ ♦ EN, FLASH Pin Current 0.5 μA ♦ ♦ ♦ ♦ V OUT Turn-on Time 170 500 μs ♦ ♦ ♦ ♦ V IN = 3.6V, FB within 90% of regulation Thermal Shutdown Temperature 145 oC Maximum Flash ON time 1.6 2.6 3.6 s ♦ ♦ ♦ ♦ FLASH = High |
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