LTC4054ES5-4.2#PBF - Brand New Central Semiconductor Battery Management ICs
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Description
The LTC4054ES5-4.2#PBF is a complete constant-current/constant voltage linear charger designed for single cell lithium-ion batteries. It is packaged in a ThinSOT package and has a low external component count, making it ideal for portable applications. The LTC4054ES5-4.2#PBF also meets USB power specifications.
Specifications and features
- Programmable charge current up to 800mA
- No MOSFET, sense resistor or blocking diode required
- Complete linear charger for single cell lithium-ion batteries
- Constant-current/constant-voltage operation with thermal regulation to maximize charge rate without risk of overheating
- Charges single cell Li-Ion batteries directly from USB port
- Preset 4.2V charge voltage with ±1% accuracy
- Charge current monitor output for gas gauging
- Automatic recharge
- Charge status output pin
- C/10 charge termination
- 25µA supply current in shutdown
- 2.9V trickle charge threshold (LTC4054)
- Available without trickle charge (LTC4054X)
- Soft-start limits inrush current
- Available in 5-lead SOT-23 packageApplication Scenarios
- Cellular telephones, PDAs, MP3 players
- Charging docks and cradles
- Bluetooth applicationsComparison
Advantages- Complete linear charger for single cell lithium-ion batteries
- Programmable charge current up to 800mA
- Constant-current/constant-voltage operation with thermal regulation to maximize charge rate without risk of overheating
- Charges single cell Li-Ion batteries directly from USB port
- Preset 4.2V charge voltage with ±1% accuracy
- Charge current monitor output for gas gauging
- Automatic recharge
- Charge status output pinDisadvantages- Requires external connection to a USB port
- Limited to charging single cell Li-Ion batteries
- Trickle charge feature only available in LTC4054 version
- Soft-start limits inrush current -
Similar parts: 3236 , Click to view
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Datasheet
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Shopping guide
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Popular parts of the same kind
- Datasheet: Download LTC4054ES5-4.2#PBF
- Chipdatas Part: CD94-LTC4054ES5-4.2#PBF
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 12:10 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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