LDO Regulator - Fast Transient Response Low Voltage
1A
NCP186
The NCP186x series are CMOS LDO regulators featuring 1 A...
LDO
Regulator - Fast Transient Response Low Voltage
1A
NCP186
The NCP186x series are CMOS LDO
regulators featuring 1 A output current. The input voltage is as low as 1.8 V and the output voltage can be set from 0.8 V. Features
Operating Input Voltage Range: 1.8 V to 5.5 V Output Voltage Range: 0.8 to 3.9 V Fixed or Adjustable Output Voltage Applications Quiescent Current typ. 90 mA Low Dropout: 100 mV typ. at 1 A, VOUT = 3.0 V High Output Voltage Accuracy ±1% Stable with Small 1 mF Ceramic Capacitors Over−current Protection Built−in Soft Start Circuit to Suppress Inrush Current Thermal Shutdown Protection: 165°C With (NCP186A) and Without (NCP186B) Output Discharge
Function
Available in XDFN8 1.2x1.6mm & DFN12 4x4mm Packages These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS
Compliant Typical Applications
Battery Powered Equipment Portable Communication Equipment Cameras, Image Sensors and Camcorders
V IN C IN
1 mF
Fixed Output Voltage Application
V OUT=0.8V
IN
OUT
ON OFF
NCP186 0.8V
EN
FB/ GND ADJ
C OUT
1 mF
Adjustable Output Voltage Application
V IN
IN
OUT
C IN
1 mF
NCP186 0.8V
R1 5k1
ON
EN
FB/ 0.8V GND ADJ
OFF R2
10k
V OUT−ADJ=1.2V
C1 1 nF
C OUT
1 mF
ǒ Ǔ ǒ Ǔ VOUT−ADJ + VOUT−NOM @
1
)
R1 R2
+ 0.8 @
1
)
R1 R2
Set IR1, IR2 in range from 10 mA to 100 mA Figure 1. Typical Application Schematic
DATA SHEET www.onsemi.com
MARKING DIAGRAMS
XDFN8 MX SUFFIX CASE 711AS
XXMG G
XX = Specific Device Code ...
