ZRC250F02TA datasheet(2/6 Pages) DIODES

Part #	ZRC250F02TA

Description	PRECISION 2.5 VOLT LOW KNEE CURRENT VOLTAGE REFERENCE

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Manufacturer	DIODES [Diodes Incorporated]

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ZRC250

Document number: DS32182 Rev. 5 - 2

2 of 6

www.diodes.com

June 2010

A Product Line of

Diodes Incorporated

Absolute Maximum Ratings (Voltages to GND Unless Otherwise Stated)

Parameter

Rating

Unit

Reverse Current

25

mA

Forward Current

25

mA

Operating Temperature

-40 to 85

°C

Storage Temperature

-55 to 125

°C

Power Dissipation (TAMB = 25°C)

SOT23

330

mW

Electrical Characteristics (Test conditions: Tamb = 25°C, unless otherwise specified.)

Symbol

Parameter

Condition

Min.

Typ.

Max.

Tol. (%)

Unit

VR

Reverse breakdown voltage

IR = 150µA

2.475

2.45

2.5

2.525

2.55

1

2

V

IMIN

Minimum operating current

13

20

µA

IR

Recommended operating current

0.02

5

mA

TC

(*)

Average reverse breakdown voltage

temperature coefficient

IR(MIN) to

IR(MAX)

30

90

ppm/°C

RS

(†)

Slope resistance

0.4

1

Ω

ZR

Reverse dynamic impedance

IR = 1mA

f = 100Hz

IAC = 0.1IR

0.3

0.8

Ω

EN

Wideband noise voltage

IR = 150µA

f = 10Hz to

10kHz

60

µV(rms)

Notes:

Note: VR(MAX) - VR(MIN) is the maximum deviation in reference

voltage measured over the full operating temperature range.

.

(*)

TC =

(VR(MAX) – VR(MIN)) x 1000000

VR x (T(MAX) – T(MIN))

(†)

RS =

VR Change (IR(MIN) to IR(MAX))

IR(MAX) – IR(MIN))

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