Datasheet Analog Devices LTC4070IDDB#TRMPBF — 数据表

LTC4070
Li-Ion/Polymer Shunt
Battery Charger System
FEATURES
Low Operating Current (450nA)
n 1% Float Voltage Accuracy Over Full Temperature
and Shunt Current Range
n 50mA Maximum Internal Shunt Current
(500mA with External PFET)
n Pin Selectable Float Voltage Options:
4.0V, 4.1V, 4.2V
n Ultralow Power Pulsed NTC Float Conditioning for
Li-Ion/Polymer Protectio Suitable for Intermittent, Continuous and Very Low
Power Charging Sources
n Low and High Battery Status Outputs
n Simple Low Voltage Load Disconnect Applicatio Thermally Enhanced, Low Profile (0.75mm)
8-Lead (2mm × 3mm) DFN and MSOP Packages
n APPLICATIONS Low Power Li-Ion/Polymer Battery Back-Up
Solar Power Systems with Back-Up
n Memory Back-Up
n Embedded Automotive
n Thin Film Batteries
n Energy Scavenging/Harvesting …