LX1431IMT 데이터 시트보기 (PDF) - Microsemi Corporation

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LX1431IMT

Voltage Reference - Programmable

Microsemi Corporation 

PRODUCT DATABOOK 1996/1997

PROGRAMMABLE REFERENCE

PR O D U C T I O N D ATA S H E E T

LX1431

ELECTRICAL CHARACTERISTICS

(Unless otherwise specified, these specifications apply over the operating ambient temperatures for LX1431C with 0°C ≤ TA ≤ 70°C, LX1431I with -40°C ≤ TA ≤ 85°C.)

Parameter

Symbol

Test Conditions

LX1431I

LX1431C

Units

Min. Typ. Max. Min. Typ. Max.

Reference Voltage

Reference Drift

Voltage Ratio, Reference to Cathode

(Open Loop Gain)

Reference Input Current

Minimum Operating Current

Off-State Cathode Current

Off-State Collector Leakage Current

Dynamic Impedance

Collector Current Limit

5V Reference Output

VREF

∆VREF/∆T

∆V REF

∆VKA

[IREF]

IMIN

[IOFF]

[ILEAK]

[ZKA ]

ILIM

VKA = 5V, IK = 2mA, TA = 25°C

VKA = 5V, IK = 2mA

VKA = 5V, IK = 2mA

IK = 2mA, VKA = 3V to 36V

VKA = 5V, TA = 25°C

VKA = 5V

VKA = VREF to 36V, TA = 25°C

VKA = 36V, VREF = 0V, TA = 25°C

VKA = 36V, VREF = 0V

VCOLL = 36V, V+ = 5V, VREF = 2.4V, TA = 25°C

VCOLL = 36V, V+ = 5V, VREF = 2.4V

VKA = VREF, IK = 1mA to 100mA, f ≤ 1kHz, TA = 25°C

VKA = VREF + 50mV

Internal Divider Used, IK = 2mA, TA = +25°C

2490 2500 2510 2490 2500 2510

2465

2535 2480

2520

50

30

0.2 1.0

0.2 1.0

0.2 1

0.2 1

1.5

1.2

0.6 1

0.6 1

1

1

15

2

1

1

5

2

0.1

0.1

80

360 100

360

4950 5000 5050 4950 5000 5050

mV

mV

ppm/°C

mV/V

µA

µA

mA

µA

µA

µA

µA

Ω

mA

mV

Copyright © 1997

Rev. 1.2 4/97

3

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