BQ24195RGER Power Path Management IC Battery Management I2C Cntrl 2.5A/4.5A
power management integrated circuit
,microchip battery management
BQ24195RGER Power Path Management IC Battery Management I2C Cntrl 2.5A/4.5A
1 Features
- High Efficiency Switch Mode Charger – – 2.5-A (bq24195L) or 4.5-A (bq24195) Fast –
Integrated Current Sensing
Bootstrap Diode
Charging
– 92% Charge Efficiency at 2 A, 90% at 4 A
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Synchronous Boost Converter in Battery Boost Mode
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– 5.1Vat1A(bq24195L)or5.1Vat2.1A (bq24195)
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– 94% 5.1-V Boost Efficiency at 1 A, 91% at 2.1 A
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Highest Battery Discharge Efficiency with 12-mΩ Battery Discharge MOSFET up to 9-A Discharge Current
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Single Input USB-compliant/Adapter Charger
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– USB Host or Charging Port D+/D- Detection Compatible to USB Battery Charger Spec 1.2
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– Input Voltage and Current Limit Supports USB2.0 and USB3.0
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– Input Current Limit: 100 mA, 150 mA, 500 mA, 900 mA, 1.2 A, 1.5 A, 2 A and 3 A
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3.9-V to 17-V Input Operating Voltage Range
– Support All Kinds of Adapter with Input Voltage DPM Regulation
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Narrow VDC (NVDC) Power Path Management
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– Instant-on Works with No Battery or Deeply Discharged Battery
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– Ideal Diode Operation in Battery Supplement Mode
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1.5-MHz Switching Frequency for Low Profile Inductor
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Autonomous Battery Charging with or without Host Management
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– Battery Charge Enable
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– Battery Charge Preconditioning
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– Charge Termination and Recharge
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High Accuracy (0°C to 125°C)
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– ±0.5% Charge Voltage Regulation
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– ±7% Charge Current Regulation
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– ±7.5% Input Current Regulation
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– ±2% Output Regulation in Boost Mode
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High Integration
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– Battery Temperature Sensing and Charging Safety Timer
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– Thermal Regulation and Thermal Shutdown
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– Input System Over-Voltage Protection
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– MOSFET Over-Current Protection
Charge Status Outputs for LED or Host Processor
Low Battery Leakage Current and Support Shipping Mode
4.00 mm x 4.00 mm QFN-24 Package
2 Applications
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Power Bank for Smartphone, Tablet
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Tablet PC and Smart Phone
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Portable Audio Speaker
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Portable Media Players
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Internet Devices
3 Description
The bq24195L, bq24195 are highly-integrated switch- mode battery charge management and system power path management devices for single cell Li-Ion and Li-polymer battery in a wide range of power bank, tablet and other portable devices.
Device Information
|
PART NUMBER |
PACKAGE |
BODY SIZE (NOM) |
|
bq24195 |
VQFN (24) |
4.00 mm x 4.00 mm |
|
bq24195L |
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