LD39100 datasheet(6/27 Pages) STMICROELECTRONICS

6 / 27 page

Electrical characteristics

LD39100

6/27

DocID15676 Rev 6

Electrical characteristics

TJ = 25 °C, VIN = 1.8 V, CIN = COUT = 1 µF, IOUT = 100 mA, VEN = VIN, unless otherwise

specified.

Table 5: LD39100 electrical characteristics (adjustable version)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

VIN

Operating input

voltage

1.5

5.5

VADJ

VADJ accuracy

IOUT = 10 mA

TJ = 25 °C

784

800

816

IOUT = 10 mA

-40 °C < TJ < 125 °C

776

800

824

IADJ

Adjust pin current

µA

∆VOUT

Static line regulation

VOUT

+ 1 V ≤ VIN ≤ 5.5 V

IOUT = 100 mA

0.01

%/V

∆VOUT

Transient line

regulation (1)

∆VIN = 500 mV

IOUT = 100 mA

tR = 5 µs

mVpp

∆VIN = 500 mV

IOUT = 100 mA

tF = 5 µs

∆VOUT

Static load regulation

IOUT = 10 mA to 1 A

0.002

%/mA

∆VOUT

Transient load

regulation (1)

IOUT = 10 mA to 1 A

tR = 5 µs

mVpp

IOUT = 1 A to 10 mA

tF = 5 µs

VDROP

Dropout voltage (2)

IOUT = 1 A VO fixed to 1.5 V

-40 °C < TJ < 125 °C

200

400

Output noise voltage

10 Hz to 100 kHz

IOUT = 100 mA

VOUT = 0.8 V

µVRMS

SVR

Supply voltage

rejection VO = 0.8 V

VIN = 1.8 V+/-VRIPPLE

VRIPPLE = 0.25 V

frequency = 1 kHz

IOUT = 10 mA

VIN = 1.8 V+/-VRIPPLE

VRIPPLE = 0.25 V

frequency = 10 kHz

IOUT = 100 mA

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