BQ29737DSER

Marking：EI；Package：WSON；BQ297xx Cost-Effective Voltage and Current Protection Integrated Circuit for Single- Cell Li-Ion and Li-Polymer Batteries

1Features •Inputvoltagerangepack+:VSS–0.3Vto12V •FETdrive: –CHGandDSGFETdriveoutput •VoltagesensingacrossexternalFETsfor overcurrentprotection(OCP)iswithin±5mV (typical) •Faultdetection –Overchargedetection(OVP) –Over-dischargedetection(UVP) –Charge

BQ29737DSET

Marking：EI；Package：WSON；BQ297xx Cost-Effective Voltage and Current Protection Integrated Circuit for Single- Cell Li-Ion and Li-Polymer Batteries

1Features •Inputvoltagerangepack+:VSS–0.3Vto12V •FETdrive: –CHGandDSGFETdriveoutput •VoltagesensingacrossexternalFETsfor overcurrentprotection(OCP)iswithin±5mV (typical) •Faultdetection –Overchargedetection(OVP) –Over-dischargedetection(UVP) –Charge

BQ29737DSER

Marking：EI；Package：WSON；BQ297xx Cost-Effective Voltage and Current Protection Integrated Circuit for Single-Cell Li-Ion and Li-Polymer Batteries

BQ29737DSET

Marking：EI；Package：WSON；BQ297xx Cost-Effective Voltage and Current Protection Integrated Circuit for Single-Cell Li-Ion and Li-Polymer Batteries

UP1959QDN8

Marking：EI；Package：WDFN；Single Phase Synchronous-Rectified Buck Converter

AAT4618IGV-1.0-1-T1

Marking：EIXYY；Package：SOT23-5；Current Limited Load Switch

Features •2.4Vto5.5VInputVoltageRange •CurrentLimitTripThresholdOptions: ▪400mAMin ▪500mAMin ▪1AMin •FastTransientResponse: ▪400nsResponsetoShortCircuit •LowQuiescentCurrent: ▪10μATypical ▪

AAT4618IJS-1.0-1-T1

Marking：EIXYY；Package：SC70JW-8；Current Limited Load Switch

Features •2.4Vto5.5VInputVoltageRange •CurrentLimitTripThresholdOptions: ▪400mAMin ▪500mAMin ▪1AMin •FastTransientResponse: ▪400nsResponsetoShortCircuit •LowQuiescentCurrent: ▪10μATypical ▪

MAX6314US37D3-T

Marking：EI**；Package：SOT-143；68HC11/Bidirectional-Compatible 關P Reset Circuit

GeneralDescription TheMAX6314low-powerCMOSmicroprocessor(µP)supervisorycircuitisdesignedtomonitorpowersuppliesinµPanddigitalsystems.TheMAX6314’sRESEToutputisbidirectional,allowingittobedirectlyconnectedtoµPswithbidirectionalresetinputs,suchasthe68HC11.I