L9777 datasheet(21/25 Pages) STMICROELECTRONICS

Part #	L9777

Description	High precision output voltage

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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L9777

Electrical and thermal characteristics

24

VDD_EN

VVDDTHL

VDD_EN input low

threshold

--

-

0.30

VCC

V

VDD_EN

VVDDTHH

VDD_EN input high

threshold

-

0.70

VCC

--

V

VDD_EN

VVDDHY

VDD_EN hysteresis

-

200

500

800

mV

VDD_EN

IVDD_EN

Pull up current Option A

-

2.5

5

10

μA

VDD_EN

IVDD_EN

Pull down current

Option B and C

-

5

10

20

μA

VDD (option A)

VDD,VCC

DIFFVR

Output voltage difference

between VDD and VCC

IVDD=1 to 100 mA

-25

-

25

mV

VDD

ILIM2

VDD output limitation

current

-

110

200

400

mA

VI,VDD

VDP2

Dropout voltage

IVDD = 100 mA

-

200

400

mV

VDD

VLINE2

VDD Line regulation

voltage

VI = 5.6 to 31 V

IVDD = 1 to 100 mA

-

25

mV

VDD

VLOAD2

VDD Load regulation

voltage

IVDD = 1 to 100 mA

-

25

mV

VDD (option B)

VDD,VCC

DIFFVR

Output voltage difference

between VDD and VCC

IVDD = 1 to 50mA VI = 6.6 to 31V -25

-

25

mV

VDD

ILIM2

VDD output limitation

current

VI = 6.6 to 31V

55

100

240

mA

VI,VDD

VDP2

Dropout voltage

IVDD = 50mA; VI = 6.6 to 31V

-

1.5

V

VDD

VLINE2

VDD Line regulation

voltage

IVDD = 1 to 50mA VI = 6.6 to 31V

-

25

mV

VDD

VLOAD2

VDD Load regulation

voltage

IVDD = 1 to 50mA VI = 6.6 to 31V

-

25

mV

Table 4. Electrical and thermal characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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