Ultracompact, 1.5 A Thermoelectric Cooler (TEC) Controller, SGM41298 Replace ADN8834.
SGM41298
SGM41298.pdf
SGM41298.pdfFEATURES
? 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
优势替代
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
