Ultracompact, 1.5 A Thermoelectric Cooler (TEC) Controller, SGM41298 Replace ADN8834.
FEATURES

 High Efficiency Single Inductor Architecture

 Integrated Low RDSON MOSFETs for the TEC
  Controller
 TEC Voltage and Current Monitoring
 No External Sense Resistor Required
 Independent Heating and Cooling Current-Limit
  Settings Programmable Maximum TEC Voltage
 PWM Driver Switching Frequency: 2.0MHz (TYP)
 Two Zero-Drift, Rail-to-Rail Chopper Amplifiers
 Compatible with NTC or RTD Thermal Sensors
 2.50V Output Voltage Reference

 Temperature Lock Indicator

 Available in a Green TQFN-6×6-36L Package


PIN CONFIGUTION
CROSS
ADN8834 ADN8834.pdf

No.10023

FEATURES

 Patented high efficiency single inductor architecture

 Integrated low RDSON MOSFETs for the TEC controller
 TEC voltage and current operation monitoring
 No external sense resistor required
 Independent TEC heating and cooling current limit settings
 Programmable maximum TEC voltage
 2.0MHz PWM driver switching frequency
 External synchronization
 Two integrated, zero drift, rail-to-rail chopper amplifiers
 Capable of NTC or RTD thermal sensors
 2.50 V reference output with 1% accuracy
 Temperature lock indicator
 Available in a 25-ball, 2.5 mm × 2.5 mm WLCSP or in a
  24-lead, 4 mm × 4 mm LFCSP
PIN CONFIGUTION
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