ZREF12Z 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

Reverse Characteristics

Reverse Voltage (V)

0.2

0.4

0.8

1.4

0.6

1.0

=25°C

40°C

=85°C

1.2

ZREF12

ELECTRICAL CHARACTERISTICS

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

SYMBOL PARAMETER

CONDITIONS

LIMITS

TOL.

UNITS

MIN

TYP MAX

Reverse Breakdown

Voltage

R=150µA

1.228

1.24 1.252

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

0.65 2

Ω

Reverse Dynamic

Impedance

IR =1mA

f = 100Hz

IAC=0.1 IR

0.5

Ω

Wideband Noise Voltage

IR= 150µA

f = 100Hz to

10kHz

µV(rms)

†

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)

4-268

Not Recommended for New Design

Please Use ZXRE125

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