NCV8720 CMOS Voltage Regulator, Very Low Dropout Bias Rail, 350mA The NCV8720 is a 350 mA VLDO equipped with NMOS pass www.onsemi.com T transistor and a separate bias supply voltage (V ). The device BIAS provides very stable, accurate output voltage with low noise suitable MARKING for space constrained, noise sensitive applications. In order to DIAGRAM optimize performance for battery operated applications, the NCV8720 features low I consumption. The NCV8720 is offered in WDFN6 Q 1 WDFN6 2 mm x 2 mm package, wettable flanks option available for Enhanced XX M CASE 511BR Optical Inspection. Features XX = Specific Device Code Input Voltage Range: 0.8 V to 5.5 V M = Date Code Bias Voltage Range: 2.4 V to 5.5 V Fixed Output Voltage Device PIN CONNECTIONS Output Voltage Range: 0.8 V to 2.1 V 2% Accuracy over Temperature UltraLow Dropout: 110 mV typically at 350 mA OUT IN 1 6 Very Low Bias Input Current of Typ. 80 A Very Low Bias Input Current in Disable Mode: Typ. 0.5 A Thermal NC GND 2 5 Pad Low Noise, High PSRR BuiltIn SoftStart with Monotonic V Rise OUT Stable with a 2.2 F Ceramic Capacitor EN 3 4 BIAS NCV Prefix for Automotive and Other Applications Requiring (Top VIew) Unique Site and Control Change Requirements AECQ100 Qualified and PPAP Capable Device Temperature Grade 1: 40C to +125C Ambient Operating Temperature Range ORDERING INFORMATION These are PbFree Devices See detailed ordering, marking and shipping information on page 9 of this data sheet. Typical Applications Automotive, Consumer and Industrial Equipment Point of Load Regulation BatteryPowered Equipment FPGA, DSP and Logic Power Supplies Switching Power Supply Post Regulation Cameras, DVRs, STB and Camcorders V BIAS NCV8720 BIAS OUT V OUT 1.5 V 350 mA V IN IN 2.2 F EN GND V EN Figure 1. Typical Application Schematics Semiconductor Components Industries, LLC, 2016 1 Publication Order Number: November, 2018 Rev. 3 NCV8720/DNCV8720 CURRENT IN OUT LIMIT ENABLE EN BLOCK UVLO BIAS VOLTAGE + REFERENCE THERMAL LIMIT GND Figure 2. Simplified Schematic Block Diagram PIN FUNCTION DESCRIPTION Pin No. Pin Name Description 1 OUT Regulated Output Voltage pin 2 N/C Not internally connected 3 EN Enable pin. Driving this pin high enables the regulator. Driving this pin low puts the regulator into shutdown mode. 4 BIAS Bias voltage supply for internal control circuits. This pin is monitored by internal Under-Voltage Lockout Circuit. 5 GND Ground pin 6 IN Input Voltage Supply pin Pad Should be soldered to the ground plane for increased thermal performance. www.onsemi.com 2