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SMD Marking Code - 4HF

4HF
Total Parts 14/14
Manufacturers Shanghai Natlinear Electronics Co., Ltd, Fremont Micro Devices Inc., Torex Semiconsuctor Ltd.
Functions DC/DC Voltage Converter Integrated Circuit, Linear Voltage Regulator Integrated Circuit, Voltage Detector Integrated Circuit
Cases USP-6EL, SOT-343, SOT-353, CL-2025, SOT-89-5, SOT-23-6L, SOT-23-5, SOT-25, USP-6C, WLP-5-03
Pins 56dc5, 28xg, 28dc4, 67dc7, 49dc5, 33x5, 32zw, 28cx, 28vrx, 56aa*, 23vn
Description

LDO, 1.65V±2%, 300mA, -CE, PUR

LDO, 1.65V±2%, 300mA, -CE, PUR

LDO, 1.65V±2%, 300mA, -CE, PUR

LDO, 1.65V±2%, 300mA, -CE, PUR

LDO, 1.65V±2%, 300mA, -CE, PUR

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

1.6V±2%, Hst, +Rst PPO, -Rst ODO, Wt=100ms, Rt=100ms

4.6V±2%, Hst, +Rst PPO, -Rst ODO, Wt=100ms, Rt=100ms

LDO, Dual out, Vo1/Vo2=2.85V/2.7V±2%, 250mA, +CE

LDO, Dual out, Vo1/Vo2=2.85V/2.7V±2%, 250mA, +CE

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

PWM step-down, 3MHz, 1.55V±2%, 600mA, -CE

SMD Code A Part Number Manufacturer Case Pin Description
4HF - LN1134C16ACR Nln SOT-343 23vn

Linear Voltage Regulator Integrated Circuit

LDO, 1.65V±2%, 300mA, -CE, PUR

4HF - LN1134C16AKR Nln SOT-353 28cx

Linear Voltage Regulator Integrated Circuit

LDO, 1.65V±2%, 300mA, -CE, PUR

4HF - LN1134C16AMR Nln SOT-23-5 28cx

Linear Voltage Regulator Integrated Circuit

LDO, 1.65V±2%, 300mA, -CE, PUR

4HF - LN1193C16AKR Nln SOT-353 28vrx

Linear Voltage Regulator Integrated Circuit

LDO, 1.65V±2%, 300mA, -CE, PUR

4HF - LN1193C16AMR Nln SOT-23-5 28vrx

Linear Voltage Regulator Integrated Circuit

LDO, 1.65V±2%, 300mA, -CE, PUR

4HF - XC9235A1FDMR-G Tor SOT-25 28dc4

DC/DC Voltage Converter Integrated Circuit

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

4HF ec XC6105D316MR Tor SOT-25 28xg

Voltage Detector Integrated Circuit

1.6V±2%, Hst, +Rst PPO, -Rst ODO, Wt=100ms, Rt=100ms

4HF ej XC6105D346MR Tor SOT-25 28xg

Voltage Detector Integrated Circuit

4.6V±2%, Hst, +Rst PPO, -Rst ODO, Wt=100ms, Rt=100ms

4HF - FT521HFb Fmd SOT-89-5 32zw

Linear Voltage Regulator Integrated Circuit

LDO, Dual out, Vo1/Vo2=2.85V/2.7V±2%, 250mA, +CE

4HF - FT521HFa Fmd SOT-23-6L 33x5

Linear Voltage Regulator Integrated Circuit

LDO, Dual out, Vo1/Vo2=2.85V/2.7V±2%, 250mA, +CE

4HF - XC9235A1FD0R-G Tor WLP-5-03 56aa*

DC/DC Voltage Converter Integrated Circuit

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

4HF - XC9235A1FD4R-G Tor USP-6EL 56dc5

DC/DC Voltage Converter Integrated Circuit

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

4HF - XC9235A1FDER-G Tor USP-6C 49dc5

DC/DC Voltage Converter Integrated Circuit

PWM, st-dwn, 1.55V±2%, 600mA, 3MHz, Vin>2V, LSST

4HF - XCL205A1F3AR-G Tor CL-2025 67dc7

DC/DC Voltage Converter Integrated Circuit

PWM step-down, 3MHz, 1.55V±2%, 600mA, -CE