SPX431CM5 查看數據表（PDF） - Signal Processing Technologies

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SPX431CM5

Precision Adjustable Shunt Regulator

Signal Processing Technologies 

Typical Performance CHARACTERISTICS (continued)

0.150

0.125

0.100

VKA = VREF

IK = 1 to 100mA

f≤1kHz

0.075

0.050

0.025

0.0

-60 -30 0 30 60 90 120

TA Free Air Temperature

Low Frequency Dynamic Output Impedance vs.

Tambient

REF LEVEL

60.000dB

0.0deg

60dB

/DIV

10.000dB

45.000deg

50dB

40dB

30dB

20dB

10dB

0dB

-10dB

-20dB

-30dB

-40dB

10

100

1K

START 10.000Hz

10K

MARKER 19 422611.000Hz

MAG (A/R)

-0.125dB

MARKER 19 422611.000Hz

PHASE (A/R) 46.717deg

PHASE

GAIN

100K

1M

10M

STOP 50 000 000.000Hz

215°

180°

135°

90°

45°

0°

-45°

-90°

-135°

-180°

-215°

Small Signal Gain and Phase vs. Frequency; Ik =

10mA, Ta = 25°C

9µF

15kΩ

IK

VIN

8.25kΩ

VOUT

230Ω

GND

VIN

VOUT

Test Circuit for Gain and Phase Frequency Re-

sponse

VIN

250Ω

fp = 100kHz

50Ω

VOUT

IK

Test Circuit for Pulse Response

GND

Fz = 100kHz, Ik = 10mA, Ta = 25°C

100

90 A: VKA = VREF

B: VKA= 5V at IK=10mA

C: VKA=10V at IK=10mA

80 D: VKA=15V at IK=10mA

70

C

60

50

40

STABLE

A

30

STABLE

20

TA = 25°C

10

0

100 101 102

B

D

103 104 105 106 107

CL Load Capacitance (pF)

Stability Boundry Conditions

Rev F: Nov 21-06

SPX431A,B,C Precision Adjustable Shunt Regulator



© 2006 Sipex Corporation

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