Fujitsu MB3887 manual

MB3887

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• Output voltage setting using external resistor	: 1 cell to 4 cells
• High efficiency	: 96% (VIN = 19 V, Vo = 16.8 V)
• Wide range of operating supply voltages	: 8 V to 25 V
• Output voltage setting accuracy	: 4.2 V ± 0.74% (Ta = −10 °C to +85 °C , per cell)
• Charging current accuracy	: ±5%
• Built-in frequency setting capacitor enables frequency setting using external resistor only
• Oscillation frequency range	: 100 kHz to 500 kHz

•Built-in current detection amplifier with wide in-phase input voltage range : 0 V to VCC

•In standby mode, leave output voltage setting resistor open to prevent inefficient current loss

• Built-in standby current function : 0 ∝A (standard)

•Built-in soft-start function independent of loads

•Built-in totem-pole output stage supporting P-channel MOS FET devices

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