ZR458 datasheet(2/4 Pages) ZETEX

tên linh kiện	ZR458

Giải thích chi tiết về linh kiện	PRECISION 2.45 VOLT VOLTAGE REFERENCE

PDF	4 Pages

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nhà sản xuất	ZETEX [Zetex Semiconductors]

Trang chủ	http://www.diodes.com/

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ABSOLUTE MAXIMUM RATING

Reverse Current

200mA

Forward Current

25mA

Operating Temperature

-40 to 85°C

Storage Temperature

-55 to 125°C

Power Dissipation (Tamb=25°C)

E-Line, 2 pin (TO92)

500mW

ELECTRICAL CHARACTERISTICS

TEST CONDITIONS (Unless otherwise stated) Tamb=25°C

SYMBOL PARAMETER

CONDITIONS

LIMITS

TOL.

UNITS

MIN

TYP MAX

Reverse Breakdown Voltage

R=5mA

2.43

2.45 2.47

IMIN

Minimum Operating Current

Recommended Operating

Current

2120

TC †

Average Reverse

ZR458

Breakdown Voltage

Temp. Co.

ZR458A IR(min) to

IR(max)

100

ppm/°C

RS §

Slope Resistance

0.26 0.5

Ω

Reverse Dynamic Impedance

IR =5mA

f = 100Hz

IAC=0.1 IR

0.28 1

Ω

Wideband Noise Voltage

IR= 5mA

f = 10Hz to

10kHz

µV(rms)

ZR458

†

TC =

(VR(max)−VR(min)) x 1000000

VR x (T(max)−T(min))

Note: VR(max) - VR(min) is the maximum

deviation in reference voltage measured

over the full operating temperature

range.

RS =

VR Change(IR (min) to IR (max))

IR (max) − IR (min)

4-197

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