Datasheet LTC1980EGN - Linear Technology BATT CHARGER & DC DC CONV, 24SSOP
Part Number: LTC1980EGN
Detailed Description
Manufacturer: Linear Technology
Description: BATT CHARGER & DC DC CONV, 24SSOP
Docket:
LTC1980 Combination Battery Charger and DC/DC Converter
FEATURES
DESCRIPTIO
Single Controller IC Includes Battery Charger Plus DC/DC Converter Wall Adapter Voltage May be Above or Below Battery Voltage LDO Controller Allows Simultaneous Charging and Regulating from Wall Adapter Input Standalone Li-Ion Battery Charger Including Charge Termination, Overvoltage Protection, Shorted-Cell Detection and Battery Recharge Selectable 4.1V, 4.2V, 8.2V and 8.4V Float Voltages Simple NiMH and NiCd Battery Charger Pin Programmable Regulator Burst Mode® Operation and Shutdown for High Efficiency High Efficiency Current Mode 300kHz PWM Reduced Component Architecture Undervoltage Protection and Soft-Start Ensures Start-Up with Current Limited Wall Adapter Small 24-Pin SSOP Package
The LTC®1980 integrates PWM power control for charging a battery and converting the battery voltage to a regulated output or simultaneously charging the battery while powering a system load from an unregulated
Specifications:
- Base Number: 1980
- Battery Charge Voltage: 10 V
- Battery IC Case Style: SSOP
- Battery Management Function: Charger
- Battery Type: Li-Ion / NiCd / NiMH
- Charge Current Max: 2 A
- Input Voltage Max: 12 V
- Input Voltage: 10 V
- Mounting Type: SMD
- Number of Pins: 24
- Number of Series Cells: 2
- Operating Temperature Range: -40°C to +85°C
- Output Voltage Max: 8.4 V
- Package / Case: SSOP
- SVHC: No SVHC (15-Dec-2010)
- Supply Voltage Range: 2.85 V to 10 V
RoHS: Yes
Accessories:
- Roth Elektronik - RE931-04