SPX431LCS datasheet(5/8 Pages) SIPEX

Part #	SPX431LCS

Description	Low Voltage Precision Adjustable Shunt Regulator

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Manufacturer	SIPEX [Sipex Corporation]

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5 / 8 page

Rev. 10/30/00

SPX431L

TYPICAL PERFORMANCE CURVES

T

A - Ambient Temperature ( °C)

Figure 6

Reference Input Current

-60

-30

0

30

60

90

120

0

R1 = 10 k

Ω

R2 =

∞

I

K = 10 mA

0.5

1.0

1.5

2.0

2.5

3.0

Figure 7

Reference Voltage Line Regulation

V

KA - Cathode Voltage (V)

0

-10

-20

-30

-40

-50

0

3

6

9

12

15182124

27

105 °C

75 °C

30

25 °C

0 °C

Noise Voltage

Figure 8

f - Frequency (Hz)

70

20

30

40

10

50

60

10

100

1 k

10 k

100 k

0

T

A - Free Air Temperature

Figure 9

Low Frequency Dynamic Output Impedance

-60

-30

0

30

60

90

120

0.0

V

KA = VREF

I

KA = 1 to 100 mA

f < 1 kHz

0.025

0.050

0.075

0.100

0.125

0.150

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