ZREF50 datasheet(2/4 Pages) DIODES

2 / 4 page

ABSOLUTE MAXIMUM RATING

Reverse Current

25mA

Forward Current

25mA

Operating Temperature

-40 to 85°C

Storage Temperature

-55 to 125°C

Power Dissipation (Tamb=25°C)

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

Reverse Breakdown Voltage

R=150µA

4.95

5.0

5.05

IMIN

Minimum Operating Current

µA

Recommended Operating

Current

0.05

TC †

Average Reverse Breakdown

Voltage Temp. Co.

IR(min) to

IR(max)

ppm/°C

RS §

Slope Resistance

0.33 1.5

Ω

Reverse Dynamic Impedance

IR =1mA

f = 100Hz

IAC= 0.1 IR

0.4

Ω

Wideband Noise Voltage

IR=150µA

f = 10Hz to

10kHz

105

µV(rms)

ZREF50

Reverse Characteristics

Reverse Voltage (V)

6.0

2.0

4.0

TA=-40°C

TA=85°C

†

TC =

(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)

4-276

Not Recommended for New Design

Please Use ZRB500

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