TL431ACDM datasheet(6/16 Pages) MOTOROLA

6 / 16 page

TL431, A, B Series

MOTOROLA ANALOG IC DEVICE DATA

–55

f, FREQUENCY (MHz)

100

1.0

100 k

10 M

1.0 M

1.0 k

10 k

0.1

–25

100

125

TA, AMBIENT TEMPERATURE (_C)

0.200

0.220

0.240

0.300

0.320

0.260

0.280

–

1.0 k

Output

Gnd

Output

Gnd

–

1.0 k

VKA = Vref

∆ IK = 1.0 mA to 100 mA

≤ 1.0 kHz

TA = 25_C

∆ IK = 1.0 mA to 100 mA

f, FREQUENCY (Hz)

10 k

1.0 k

100

100 k

f, FREQUENCY (MHz)

100 k

10 M

1.0 M

–10

1.0 k

10 k

VKA = Vref

IK = 10 mA

TA = 25°C

Output

Input

230

Gnd

Output

9.0

µF

8.25 k

15 k

IK = 10 mA

TA = 25_C

–55

0.01

100

1.0

0.1

TA, AMBIENT TEMPERATURE (5C)

–25

100

125

1.0 k

VKA, CATHODE VOLTAGE (V)

–32

–8.0

–16

–24

Vref

Input

VKA

Input

Ioff

VKA = 36 V

Vref = 0 V

VKA

IK = 10 mA

TA = 25°C

Figure 8. Change in Reference Input

Voltage versus Cathode Voltage

Figure 9. Off–State Cathode Current

versus Ambient Temperature

Figure 10. Dynamic Impedance

versus Frequency

Figure 11. Dynamic Impedance

versus Ambient Temperature

Figure 12. Open–Loop Voltage Gain

versus Frequency

Figure 13. Spectral Noise Density

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