SA57031-34UK datasheet(5/13 Pages) PHILIPS

Part #	SA57031-34UK

Description	Micropower 150 mA, low-noise, low dropout linear regulator with on/off

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Manufacturer	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product data

SA57031-XX

Micropower 150 mA, low-noise, low dropout linear

regulator with on/off

2003 Jun 23

5

TYPICAL PERFORMANCE CURVES

Shown for the SA57031-28UK only; Tamb = 25 °C; VI = VO + 1 V; VOn/Off = VI; Cin = 2.2 µF, CO = 2.2 µF unless otherwise specified

SL01970

INPUT VOLTAGE VI(V)

0

0.5

1.0

1.5

2.0

2.5

3.0

0

12345

6

IO = 1mA

IO = 100 mA

IO = 30 mA

Figure 3. Output voltage versus input voltage.

SL01971

INPUT VOLTAGE VI(V)

0

5

10

15

20

25

30

35

40

45

50

0

12345

6

Figure 4. No-load input current versus input voltage.

SL01972

INPUT VOLTAGE VI(V)

–1

–0.8

–0.6

–0.4

–0.2

–0.0

0.2

0.4

0.6

0.8

1.0

3

3.5

4.0

4.5

5.0

5.5

6.0

IO = 30 mA

Figure 5. Line regulation versus input voltage.

SL01973

OUTPUT CURRENT IO(mA)

–150

–100

–50

0

50

100

150

0

50

100

150

Figure 6. Load regulation versus load current.

SL01974

OUTPUT CURRENT IO(mA)

0

0.1

0.2

0.3

0.4

0

50

100

150

VI = 2.6 V, IO = 10 mA

Figure 7. Dropout voltage versus output current.

SL01975

OUTPUT CURRENT IO(mA)

0

0.5

1.0

1.5

2.0

2.5

3.0

0

100

200

300

400

VI = 3.8 V

VI = 5.0 V

VI = 6.0 V

Figure 8. Current limit versus output current.

Similar Part No. - SA57031-34UK

Manufacturer	Part #	Datasheet	Description
NXP Semiconductors	SA57000-25D	106Kb / 8P	CapFREEE 150 mA, low-noise, low dropout regulator with thermal protection 2001 Aug 27
	SA57000-25UK	106Kb / 8P	CapFREEE 150 mA, low-noise, low dropout regulator with thermal protection 2001 Aug 27
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