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MB3893A

Features: [Power Supply Control Unit]• Supply voltage range: VCC = 3.1 V to 4.8 V• Low power consumption current during standby : 110 A (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 ...

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SeekIC No. : 004413322 Detail

MB3893A: Features: [Power Supply Control Unit]• Supply voltage range: VCC = 3.1 V to 4.8 V• Low power consumption current during standby : 110 A (Max.)• Built-in 4-channel low-saturation vo...

MB3893A Data Sheet

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Part Number:
MB3893A
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/27

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Product Details

Description



Features:

[Power Supply Control Unit]
• Supply voltage range                                           : VCC = 3.1 V to 4.8 V
• Low power consumption current during standby : 110 A (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


Pinout

Connection Diagram


Specifications

Parameter Symbol Condition   Unit
Min. Max.
Power supply voltage VCC 21, 28, 40 pin -0.3 7 V
VIN 1 pin -0.3 15 V
Input voltage VIN1 2, 37, 38, 42 to 48 pin -0.3 VIN + 0.3 V
VIN2 3 to 7, 9 to 20, 22 to 27,
29 to 36, 41 pin		 -0.3 VCC + 0.3 V
  PD Ta +25 °C (LQFP-48P) - 860* mW
Power dissipation Ta +25 °C (TQFP-48P) - 1230* mW
Storage temperature Tstg - -55 +125 °C
* : The packages are mounted on the dual-sided epoxy board (10 cm *10 cm).
WARNING: Semiconductor devices can be permanently damaged by application of stress (voltage, current,
                 temperature, etc.) in excess of absolute maximum ratings. Do not exceed these ratings.


Description

MB3893A is a multi-function power management IC chip with built-in 4-channel series regulator providing the  aoutput 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.




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