TL432 데이터 시트보기 (PDF) - First Components International

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TL432

Adjustable Precision Shunt Regulator

First Components International 

TL432 Adjustable Precision Shunt Regulator

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

Characteristic

Reference Input Voltage

VKA = Vref, IK = 10mA

Reference Voltage Deviation Over

Temperature Range (Fig. 1, Note 2)

IK = 10mA, TA = 0 to 85oC

Voltage Ratio (open loop gain)

IK = 10mA (Fig. 2),

VKA = Vref to 6V

Reference Current (Fig. 2)

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

Reference Current Deviation (Fig. 2)

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

Dynamic Impedance (Fig. 1)

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

f< 1.0 kHz

Minimum Cathode Current

VKA = Vref (Fig. 1)

Off - State Cathode Current (Fig. 3)

VKA = 6V, Vref = 0V

Symbol

Vref

∆Vref/T

∆Vref

∆VKA

Iref

Iref(dev)

IZkA

IK(min)

IK(off)

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

KA = VREF, VOUT = VKA = VREF

Min

1.228

---

---

---

---

---

Typ

1.24

10.0

1.0

0.25

0.05

0.2

Max

1.252

25

Unit

V

mV

2.7

mV/V

0.5

µA

0.3

µA

0.4

ohm

---

60

---

0.04

80

µA

0.5

µA

Fig. 2 Test Circuit for

V > V , V = V = V x (1+R /R ) + I x R

KA

REF OUT

KA

REF

12

REF

1

Fig. 3 Test Circuit for IOFF

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