SMD Marking Code - 4RK

4RK

Total Parts	8/8
Manufacturers	Shanghai Natlinear Electronics Co., Ltd, Torex Semiconsuctor Ltd.
Functions	DC/DC Voltage Converter Integrated Circuit, Linear Voltage Regulator Integrated Circuit, Voltage Detector Integrated Circuit
Cases	USP-6EL, SOT-353, SOT-23-5, SOT-25, USP-6C, WLP-5-03
Pins	56dc5, 28xg, 28dc4, 49dc5, 28vrx, 56aa*
Description	LDO, 4.85V±2%, 300mA, -CE LDO, 4.85V±2%, 300mA, -CE PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL 1.8V±2%, Hst, +Rst PPO, -Rst ODO, Wt=400ms, Rt=200ms 4.8V±2%, Hst, +Rst PPO, -Rst ODO, Wt=400ms, Rt=200ms PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL

SMD Code	A	Part Number	Manufacturer	Case	Pin	Description
4RK	-	LN1193D48AKR	Nln	SOT-353	28vrx	Linear Voltage Regulator Integrated Circuit LDO, 4.85V±2%, 300mA, -CE
4RK	-	LN1193D48AMR	Nln	SOT-23-5	28vrx	Linear Voltage Regulator Integrated Circuit LDO, 4.85V±2%, 300mA, -CE
4RK	-	XC9235E2KCMR-G	Tor	SOT-25	28dc4	DC/DC Voltage Converter Integrated Circuit PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL
4RK	ec	XC6105E518MR	Tor	SOT-25	28xg	Voltage Detector Integrated Circuit 1.8V±2%, Hst, +Rst PPO, -Rst ODO, Wt=400ms, Rt=200ms
4RK	ej	XC6105E548MR	Tor	SOT-25	28xg	Voltage Detector Integrated Circuit 4.8V±2%, Hst, +Rst PPO, -Rst ODO, Wt=400ms, Rt=200ms
4RK	-	XC9235E2KC0R-G	Tor	WLP-5-03	56aa*	DC/DC Voltage Converter Integrated Circuit PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL
4RK	-	XC9235E2KC4R-G	Tor	USP-6EL	56dc5	DC/DC Voltage Converter Integrated Circuit PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL
4RK	-	XC9235E2KCER-G	Tor	USP-6C	49dc5	DC/DC Voltage Converter Integrated Circuit PWM, st-dwn, 2.75V±2%, 600mA, 1.2MHz, Vin>1.8V, LSST, CL