NCP4671DMX12TCG ON Semiconductor

NCP4671 400 mA, Dual Rail Ultra Low Dropout Linear Regulator The NCP4671 is a CMOS Dual Supply Rail Linear Regulator designed to provide very low output voltages. The Dual Rail architecture which separates the power for the LDO control circuitry NCP4671 NCP4671Hxxxxxxxx NCP4671Dxxxxxxxx VBIAS VBIAS VIN VIN VOUT VOUT Vref Vref UVLO Current UVLO Current Limit Limit CE GND CE GND Figure 2. Simplified Schematic Block Diagram PIN FUNCTION DESCRIPTION Pin No. Pin No. Pin No. XDFN SC 70 SOT23 Pin Name Description 1 1 4 VBIAS Input Pin 1 2 2 2 GND Ground Pin 3 5 3 CE Chip Enable Pin (H Active) 4 4 1 VIN Input Pin 2 5 NC Not connected 6 3 5 VOUT Output Pin ABSOLUTE MAXIMUM RATINGS Rating Symbol Value Unit Bias Supply Input Voltage (Note 1) V 6.0 V BIAS Power Supply Input Voltage (for Driver) (Note 1) V 0.3 to VBIAS + 0.3 V IN Output Voltage VOUT 0.3 to VIN + 0.3 V Chip Enable Input VCE 6.0 V Output Current I 500 mA OUT Power Dissipation XDFN P 400 mW D Power Dissipation SC70 380 Power Dissipation SOT23 420 Maximum Junction Temperature T 150 C J(MAX) Storage Temperature T 55 to 125 C STG ESD Capability, Human Body Model (Note 2) ESD 2000 V HBM ESD Capability, Machine Model (Note 2) ESD 200 V MM Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 1. Refer to ELECTRICAL CHARACTERISTIS and APPLICATION INFORMATION for Safe Operating Area. 2. This device series incorporates ESD protection and is tested by the following methods: ESD Human Body Model tested per AECQ100002 (EIA/JESD22A114) ESD Machine Model tested per AECQ100003 (EIA/JESD22A115) Latchup Current Maximum Rating tested per JEDEC standard: JESD78.