TS432/A/B

2-7

2003/12 rev. A

Absolute Maximum Rating

Cathode Voltage (Note 1)

Vka

20

V

Continuous Cathode Current Range

Ik

-10 ~ 200

mA

Reference Input Current Range

Iref

10

mA

Power Dissipation (Note 2, 3)

TO-92

TO-89

SOT-23 / SOT-25

Pd

0.625

0.5

0.3

W

Operating Junction Temperature Range

Tj

0 ~ +125

Storage Temperature Range

-65 ~ +150

Note 1: Voltage values are with respect to the anode terminal unless otherwise noted.

Note 2: Tj Max = 150

Note 3: Rating apply to ambient temperature at 25

Recommend Operating Condition

Cathode Voltage Range

Vka

Ref ~ 18

V

Cathode Current Range (for regulation)

Ik

1 ~ 100

mA

Electrical Characteristics

(Ta=25

Parameter

Symbo

Test Conditions

Min

Typ

Max

Unit

TS432

TS432A

Reference

voltage

TS432B

Vref

Vka =Vref, Ik=10mA (Figure 1)

1.215

1.227

1.233

1.240

1.264

1.252

1.246

V

Deviation of reference input

voltage, over temp. (Note 4)

Vref

Ta = full range

Vka =Vref, Ik=10mA (Figure 1)

--

5

20

mV

Reference Input current

Iref

R1=10KΩ, R2=

(Figure 2)

--

0.15

4.0

uA

Radio of change in Vref to

change in cathode Voltage

∆Vref /

∆Vka

Ika=10mA, Vka = 18V to Vref

(Figure 2)

--

-1.0

-2.7

mV/V

Deviation of reference input

current, over temp.

Iref(DEV)

Ta= full range

R1=10KΩ, R2=

(Figure 2)

--

0.1

4.0

uA

Minimum operating cathode

current

Ika(min)

Vka=Vref (Figure 1)

--

60

200

uA

Off-state Cathode Current

Ioff

Vref=0V (Figure 3)

Vka=18V

--

0.5

2.0

uA

Dynamic Output Impedance

|Zka|

f<1KHz, Vka=Vref

Ika=100uA to 15mA (Figure 1)

--

0.2

0.5

Ω