TL432 datasheet(2/2 Pages) FCI

Part #	TL432

Description	Adjustable Precision Shunt Regulator Guaranteed 1% Voltage Tolerance

PDF	2 Pages

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Manufacturer	FCI [First Components International]

Direct Link	http://www.cotra.com.tw/

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TL432 Adjustable Precision Shunt Regulator

Reference Input Voltage

Vref

VKA = Vref, IK = 10mA

1.228

1.24

1.252

Reference Voltage Deviation Over

∆Vref/T

---

10.0

2 5

Temperature Range (Fig. 1, Note 2)

IK = 10mA, TA = 0 to 85

Voltage Ratio (open loop gain)

∆Vref

---

1.0

2.7

mV/V

IK = 10mA (Fig. 2),

∆VKA

VKA = Vref to 6V

Reference Current (Fig. 2)

Iref

---

0.25

0.5

µA

IK = 10mA, R1 = 10k, R2 = open

Reference Current Deviation (Fig. 2)

Iref(dev)

---

0.05

0.3

µA

IK = 10mA, R1 = 10k, R2 = open

Minimum Cathode Current

IK(min)

---

8 0

µA

VKA = Vref (Fig. 1)

Off - State Cathode Current (Fig. 3)

IK(off)

---

0.04

0.5

µA

VKA = 6V, Vref = 0V

ELECTRICAL CHARACTERISTICS (Ambient temperature at 25oC unless otherwise noted)

Characteristic

Symbol

Mi n

Typ

Max

Unit

KA = VREF, VOUT = VKA = VREF

Fig. 2 Test Circuit for

KA > VREF, VOUT = VKA = VREF x (1+R1/R2) + IREF x R1

Fig. 3 Test Circuit for I

OFF

Dynamic Impedance (Fig. 1)

IZkA

---

0.2

0.4

ohm

VKA = Vref, IK = 0.1mA to 20mA,

f< 1.0 kHz

Note1: Full temperature range is - 40 to +105C

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