AP2127K-4.2TRG1 View Datasheet(PDF) - BCD Semiconductor

Part Name

Description

MFG CO.

AP2127K-4.2TRG1

300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR

BCD Semiconductor 

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Data Sheet

300mA HIGPHreSPlimEEinDa,rEyXDTaRtaEsMheEeLtY LOW NOISE CMOS LDO REGULATOR

AP2127

Electrical Characteristics (Continued)

(VIN=2.5V (for 0.8V to 1.8V voltage versions), VIN=VOUT+1V (for 2.5V to 4.75V voltage versions), VIN=6V@VOUT=5.2V,

TA=25oC, CIN=1µF, COUT=1µF, Bold typeface applies over -40oC≤TA≤85oC, unless otherwise specified.)

Parameter

Soft Start Time

RMS Output Noise

Shutdown "High" Voltage

Shutdown "Low" Voltage

VOUT Discharge MOSFET

RDS(ON)

Shutdown Pull Down Resis-

tance

Thermal Shutdown

Thermal Shutdown Hysteresis

Thermal Resistance

Symbol

tSS

VNOISE

θJC

Conditions

Min Typ Max Unit

50

µs

TA=25oC, 10Hz ≤f≤100kHz,

VOUT=0.8V

60

µVrms

Shutdown input voltage "High" 1.5

6

V

Shutdown input voltage "Low" 0

0.4

V

Shutdown input voltage "Low"

60

Ω

SOT-23-5

3

MΩ

165

oC

30

oC

150

oC/W

Oct. 2009 Rev. 1. 3

BCD Semiconductor Manufacturing Limited

7

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