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NCP167AMX330TBG Ultra-Low Noise, High PSRR LDO Regulator

The NCP167AMX330TBG is a linear regulator capable of supplying 700 mA output current. Designed to meet the requirements of RF and analog circuits, the NCP167 AMX330TBG device provides low noise, high PSRR, low quiescent current, and very good load/line transients. The NCP167AMX330TBG is designed to work with a 1F input and a 1F output ceramic capacitor. It is available in an XDFN4 package with 1mmx1mmx0.4mm dimensions.

 

NCP167AMX330TBG Pinout Configuration

Pin Number

Pin Name

Description

1

OUT

Regulated output

2

GND

Common ground connection

3

EN

Chip enable

4

IN

Input voltage supply pin

 

Features

  • Operating Input Voltage Range: 1.9 V to 5.5 V
  • Available in Fixed Voltage Option: 1.8 V to 5.2 V
  • ±2% Accuracy Overload/Temperature
  • Ultra-Low Quiescent Current Typ. 12 µA
  • Standby Current: Typ. 0.1 µA
  • Very Low Dropout: 210 mV at 700 mA
  • Ultra-High PSRR: Typ. 85 dB at 20 mA, f = 1 kHz
  • Ultra-Low Noise: 8.5 µVRMS
  • Stable with a 1 µF Small Case Size Ceramic Capacitors
  • These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS Compliant

Absolute Maximum Ratings

Rating

Symbol

Value

Unit

Input Voltage

Vin

−0.3 V to 6

V

Output Voltage

VOUT

−0.3 to VIN + 0.3, max. 6 V

V

Chip Enable Input

VCE

−0.3 to VIN + 0.3, max. 6 V

V

Output Short Circuit Duration

tSC

unlimited

s

Junction Temperature

TJ

150

°C

Temperature

TSTG

-55 to 150

ESD Capability, Human Body Model

ESD HBM

2000

V

ESD Capability, Machine Model

ESD MM

200

V

 

Other LDOs

 AP2112, MIC5205, RT9193, MCP1702, MCI5219

 

Note: Complete technical details can be found in the NCP167AMX330TBG datasheet at this page’s end.

 

How To Use NCP167AMX330TBG LDO?

The schematics below show the typical application diagram of an NCP167AMX330TBG LDO. As mentioned earlier, it only requires a very minimal number of components, which includes the input and output filter capacitors.

NCP167AMX330TBG application circuit diagram

Functional Block Diagram

NCP167AMX330TBG Functional Block Diagram

 

Applications

  • Battery−powered Equipment
  • Wireless LAN Devices
  • Smartphones, Tablets
  • Cameras, DVRs, STB, and Camcorders

 

DC Characteristics 

Parameter

Test Conditions

Symbol

Min

Тур

Max

Unit

Operating Input Voltage

 

VIN

1.9

 

5.5

V

Output Voltage Accuracy (Note 5)

VIN = VOUT(NOM) + 1 V to 5.5 V 0 mA ≤lOUT ≤ 700 mA

VOUT

-2

 

2

%

Line Regulation

VOUT(NOM) + 1 V≤ VIN ≤ 5.5 V

LineReg

 

0.02

 

% /V

Load Regulation

lOUT = 1 mA to 700 mA

 

 

0.002

 

%/mA

Dropout Voltage (Note 6)

 lOUT = 700 mA

VOUT(NOM) = 1.8 V

 

 

315

450

mV

VOUT(NOM) = 3.3 V

VDO

 

190

290

Output Current Limit

VOUT = 90% VOUT(NOM)

ICL

800

1000

 

mA

Short Circuit Current

VOUT = 0 V

Isc

 

1050

 

Quiescent Current

lOUT = 0 MA

lQ

 

9.7

18

μA

Shutdown Current

VEN ≤ 0.4 V, VIN = 4.8 V

IDIS

 

0.01

1

μA

EN Pin Threshold Voltage

EN Input Voltage "H"

VENH

1.2

 

 

V

EN Input Voltage "L"

VENL

 

 

0.4

EN Pull Down Current

VEN = 4.8 V

IEN

 

0.2

0.5

μA

Turn-On Time

COUT 1 μF, From assertion of VEN to = VOUT = 95% VOUT(NOM)

 

 

120

 

μs

Power Supply Rejection Ratio

VOUT(NOM) = 3.3 V, lOUT = 20 mA

 f = 100 Hz

PSRR

 

83

 

dB

f = 1 kHz

 

85

 

f = 10 kHz

 

80

 

f = 100 kHz

 

63

 

Output Voltage Noise

f = 10 Hz to 100 kHz

lOUT = 20 mA

VN

 

8.5

 

μVRMS

Thermal Shutdown Threshold

Temperature rising

TSDH

 

160

 

°℃

Temperature falling

TSDL

 

140

 

°℃

Active output discharge resistance

VEN < 0.4 V, Version A only

RDIS

 

280

 

Ω

 

2D Model and Dimensions

NCP167AMX330TBG Dimensions

Component Datasheet

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