SI91821DH-25-T1 datasheet(8/10 Pages) VISHAY

Part #	SI91821DH-25-T1

Description	Micropower 300-mA CMOS LDO Regulator With Error Flag

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Manufacturer	VISHAY [Vishay Siliconix]

Direct Link	http://www.vishay.com

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8 / 10 page

Si91821

Vishay Siliconix

www.vishay.com

8

Document Number: 71614

S-51147–Rev. E, 20-Jun-05

TYPICAL CHARACTERISTICS (INTERNALLY REGULATED, 25_C UNLESS NOTED)

0

50

100

150

200

250

012

34

567

No Load Current vs. Input Voltage

Input Voltage (V)

0

30

60

90

120

150

180

−50

−25

0

25

50

75

100

125

150

Dropout Voltage vs. Temperature

0

300

600

900

1200

1500

−40 −20

0

20

40

60

80

100 120 140

GND Pin Current vs. Temperature and Load

Junction Temperature (_C)

−0.75

−0.60

−0.45

−0.30

−0.15

0.00

0.15

0.30

0

50

100

150

200

250

300

350

Normalized Output Voltage vs. Load Current

Load Current (mA)

IOUT = 0 mA

IOUT = 300 mA

IOUT = 10 mA

IOUT = 200 mA

VOUT = 2.775 V

−1.6

−1.4

−1.2

−1.0

−0.8

−0.6

−0.4

−0.2

−0.0

0.2

0.4

0.6

−40 −20

0

20

40

60

80

100 120 140

Normalized VOUT vs. Temperature

Junction Temperature (_C)

0

20

40

60

80

100

120

140

160

180

2.0

2.5

3.0

3.5

4.0

4.5

5.0

Dropout Voltage vs. VOUT

IOUT = 0 mA

IOUT = 300 mA

IOUT = 100 mA

VOUT

IOUT = 0 mA

IOUT = 300 mA

IOUT = 200 mA

Junction Temperature (_C)

25_C

85_C

−40_C

IOUT = 10 mA

IOUT = 300 mA

IOUT = 200 mA

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SI91821DH-25-T1 Datasheet(PDF) 8 Page - Vishay Siliconix

SI91821DH-25-T1 Datasheet(HTML) 8 Page - Vishay Siliconix

Similar Part No. - SI91821DH-25-T1

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