LM25056A

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SNVS785A – JANUARY 2011 – REVISED APRIL 2013

Electrical Characteristics (continued)

to +85°C unless otherwise stated. Minimum and Maximum limits are specified through test, design, or statistical correlation.

otherwise stated the following conditions apply: VIN = 12V. See

(1) and (2).

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Auxiliary measurement error

VAUX = 1V

-2.5

+2.5

%

Remote Diode Temperature Sensor

Temperature accuracy using local diode

3

°C

Remote diode resolution

9

bits

External diode current source

High Level

240

325

µA

Low Level

9.2

µA

Diode Current

26

Ratio

PMBus Pin Thresholds (SMBA, SDA, SCL)

Data, clock input low voltage

0.9

V

Data, clock input high voltage

2.1

5.5

V

Data output low voltage

0

0.4

V

Input leakage current

SDA, SMBA, SCL = 5.5V

1

µA

ENABLE Pin

ENABLE threshold voltage

Rising threshold

1.4

1.2

V

ENABLE threshold voltage hysteresis

75

mV

Input Leakage Current

ENABLE = 5V

1

mA

ENABLE pin pullup current

2.8

µA

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