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Miniature Single-Cell, Fully Integrated Li-Ion, Li-Polymer Charge Management Controller -- MCP73831
from Microchip Technology, Inc.

Tiny 500mA linear charge management controller. Includes integrated pass transistor, integrated current sensing, and reverse discharge protection in 5-pin SOT-23 and thermally-efficient 8-pin 2mm x 3mm DFN packages. High accuracy preset output voltage regulation (+/-0.75%). Output voltage options... [See More]

  • Package Type: SOT-23 (optional feature); DFN
  • Cell Type: Li-Ion; Li-Polymer
  • Charger Type: Linear
  • Features: Charging Current Monitor
IC, BATT AUTH, 2.7V to 5.25V, 3-SOT-23 -- 68T4762 [AT88SA102S-TSU-T from Atmel Corporation]
from Newark / element14

IC, BATT AUTH, 2.7V to 5.25V, 3-SOT-23; Supply Voltage Range:2.7V to 5.25V; IC Interface Type:1 Wire; Battery IC Case Style:SOT-23; No. of Pins:3; Encryption:NIST SHA-256; Operating Temperature Range:-40°C to +85°C [See More]

  • Package Type: SOT-23
  • Supply Voltage: 2.7 to 5.25
  • Pins: 3
  • Operating Temperature: -40 to 85