Datasheet LTC4007EUFD-1 - Linear Technology IC, BATT CHARGER, LI ON, 4 A, 24QFN

Detailed Description

Manufacturer: Linear Technology

Description: IC, BATT CHARGER, LI ON, 4 A, 24QFN

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Docket:
LTC4007 4A, High Efficiency, Standalone Li-Ion Battery Charger
FEATURES
DESCRIPTIO
Complete Charger Controller for 3- or 4-Cell Lithium-Ion Batteries High Conversion Efficiency: Up to 96% Output Currents Exceeding 4A ±0.8% Charging Voltage Accuracy Built-In Charge Termination for Li-Ion Batteries AC Adapter Current Limiting Maximizes Charge Rate* Thermistor Input for Temperature Qualified Charging Wide Input Voltage Range: 6V to 28V 0.5V Dropout Voltage; Maximum Duty Cycle: 98% Programmable Charge Current: ±4% Accuracy Indicator Outputs for Charging, C/10 Current Detection, AC Adapter Present, Low Battery, Input Current Limiting and Faults Charging Current Monitor Output Available in a 24-Pin Narrow SSOP Package
The LTC®4007 is a complete constant-current/constantvoltage charger controller for 3- or 4-cell lithium-ion batteries.

The PWM controller uses a synchronous, quasiconstant frequency, constant off-time architecture that will not generate audible noise even when

Specifications:

• Base Number: 4007
• Battery Charge Voltage: 12 V
• Battery IC Case Style: QFN
• Battery Management Function: Charger
• Battery Type: Li-Ion
• Charge Current Max: 4 A
• Input Voltage Max: 28 V
• Input Voltage: 28 V
• Mounting Type: SMD
• Number of Pins: 24
• Number of Series Cells: 4
• Operating Temperature Range: -40°C to +85°C
• Output Voltage Max: 12.6 V
• Package / Case: QFN
• SVHC: No SVHC (15-Dec-2010)
• Supply Voltage Range: 6 V to 28 V

RoHS: Yes

Other Names:

LTC4007EUFD1, LTC4007EUFD 1