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MB3893APFT Datasheet(PDF) 1 Page - Fujitsu Component Limited. |
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MB3893APFT Datasheet(HTML) 1 Page - Fujitsu Component Limited. |
1 / 44 page DS04-27800-2E FUJITSU SEMICONDUCTOR DATA SHEET ASSP For Power Management Applications (Mobile Phones) Power Management IC for Mobile Phone MB3893A s s s s DESCRIPTION MB3893A is a multi-function power management IC chip with built-in 4-channel series regulator providing the output control functions and power supply drop detection circuits required for mobile phones. The MB3893A includes lithium-ion battery charge control functions and functions as a built-in power management system ideal for mobile phone devices. s s s s FEATURES [Power Supply Control Unit] • Supply voltage range : VCC = 3.1 V to 4.8 V • Low power consumption current during standby : 110 µA (Max.) • Built-in 4-channel low-saturation voltage type series regulator : 2.5 V/2 channels, 1.8 V/1 channels, 2.0 V/1 channels (1.9 V and 2.2 V available as mask options) • Built-in interruption detection and supply recovery functions eliminate need for supplementary power supply • Built-in On/Off switch circuit with accidental operation prevention function • Accurate supply voltage drop detection • Built-in power-on reset (OUT1) function • Detection voltage with hysteresis [Charge Control Unit] • Supply voltage range : VIN = 3.4 V to 5.9 V • Built-in lithium-ion battery charge control functions • Charging voltage : 4.1 V/4.2 V (switchable) • Built-in preliminary charging function • Built-in re-charging function • Built-in timer functions • Built-in battery temperature detection function s s s s PACKAGES 48-pin plastic LQFP 48-pin plastic TQFP (FPT-48P-M05) (FPT-48P-M24) |
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