NCV8135
500 mA, Very Low Dropout
Bias Rail CMOS Voltage
Regulator
The NCV8135 is a 500 mA VLDO equipped with NMOS pass
transistor and a separate bias supply voltage (V ). The device
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BIAS
provides very stable, accurate output voltage with low noise suitable
T
for space constrained, noise sensitive applications. In order to
optimize performance for battery operated portable applications, the
MARKING
NCV8135 features low I consumption. The NCV8135 is offered in DIAGRAM
Q
WDFN6 2 mm x 2 mm package, wettable flanks option available for
1
Enhanced Optical Inspection.
WDFN6 XX M
CASE 511BR
Features
XX = Specific Device Code
Input Voltage Range: 0.4 V to 5.5 V
M = Date Code
Bias Voltage Range: 2.5 V to 5.5 V
Fixed Output Voltage Versions Available
1% Accuracy over Temperature, 0.5% V @ 25C
OUT
PIN CONNECTIONS
UltraLow Dropout: Typ. 53 mV at 500 mA
Very Low Bias Input Current of Typ. 35 A
IN OUT
1 6
Logic Level Enable Input for ON/OFF Control
Output Active Discharge Option Available
Thermal
GND SNS
2 5
Stable with a 10 F Ceramic Capacitor
Pad
NCV Prefix for Automotive and Other Applications Requiring
Unique Site and Control Change Requirements; AECQ100
BIAS 3 4 EN
Qualified and PPAP Capable
These Devices are PbFree, Halogen Free/BFR Free and are RoHS
(Top View)
Compliant
Typical Applications
ORDERING INFORMATION
Automotive, Consumer and Industrial Equipment Point of Load
See detailed ordering, marking and shipping information on
Regulation page 8 of this data sheet.
Batterypowered Equipment
Smartphones, Tablets
Cameras, DVRs, STB and Camcorders
V
IN
NCV8135
4.7 F
IN V
OUT OUT
0.4 V up to 500 mA
V BIAS
BIAS 10 F
SNS
EN
0.1 F
GND
V
EN
Figure 1. Typical Application Schematic
Semiconductor Components Industries, LLC, 2016
1 Publication Order Number:
July, 2019 Rev. 1 NCV8135/DNCV8135
CURRENT
OUT
IN
LIMIT
ENABLE
150
EN
BLOCK
*Active
DISCHARGE
BIAS
UVLO
VOLTAGE
+
REFERENCE
THERMAL
LIMIT
SNS
GND
*Active output discharge function is present only in NCV8135A option devices.
Figure 2. Simplified Schematic Block Diagram
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2