STMicroelectronics  -  M4T28-BR12SH1 

Battery Backup IC Timekeeper 4-Pin SNAPHAT
  • Provides battery backup power for non volatile TIMEKEEPER and supervisor devices
  • Removable battery avoids heat associated with surface mount process
  • Snaps directly onto surface mounted SNAPHAT SOIC
  • Battery capacity: 48mAh


Battery Capacity: 48mAh

Supply Voltage: 3V

Battery Type: Lithium

Oscillator Frequency: 32.768kHz

Digital IC Case: SMD

No. of Pins: 4Pins

Load Capacitance: 12.5pF

Operating Temperature Min: 0°C

Operating Temperature Max: 70°C
Mounting TypeThrough Hole
Package TypeSNAPHAT
Pin Count4
Dimensions21.84 x 14.99 x 6.99mm
Length21.84mm
Width14.99mm
Height6.99mm