ZRA24503(1998) 查看數據表（PDF） - Zetex => Diodes

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ZRA24503
(Rev.:1998)

PRECISION 2.45 VOLT VOLTAGE REFERENCE

Zetex => Diodes 

ZRA245

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)

SOT23

330mW

E-Line, 3 pin (TO92)

500mW

E-Line, 2 pin (TO92)

500mW

SO8

625mW

ELECTRICAL CHARACTERISTICS

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

SYMBOL PARAMETER

CONDITIONS

LIMITS

TOL. UNITS

%

MIN TYP MAX

VR

Reverse Breakdown Voltage IR=5mA

2.43 2.45 2.47 1

V

2.40 2.45 2.50 2

2.38 2.45 2.52 3

IMIN

Minimum Operating Current

IR

Recommended Operating

Current

2

mA

2

120

mA

TC †

RS §

ZR

EN

Average Reverse Breakdown

Voltage Temp. Co.

Slope Resistance

IR(min) to

IR(max)

Reverse Dynamic Impedance

IR = 5mA

f = 100Hz

IAC= 0.1 IR

Wideband Noise Voltage

IR= 5mA

f = 10Hz to

10kHz

15 50

0.26 0.5

0.28 1

65

ppm/°C

Ω

Ω

µV(rms)

†

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

IR (max) − IR (min)

(max))

4-228

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