TMP821 datasheet(5/20 Pages) TI2

5 / 20 page

V – Supply Voltage – V

A1/A2 Output Current – mA

10.5

11.5

TMP821

www.ti.com

SLDS152A – JANUARY 2008 – REVISED MAY 2015

6.5 Electrical Characteristics

VCC = 12 V, TA = 25°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VHYS

Hall amplifier input voltage hysteresis

±3

±15

VAL

Lock alarm signal low-level output voltage

IAL = 5 mA

0.5

IAL

Lock alarm signal low-level output current

VAL = 2 V

ILDC

Lock Detection capacitor charge current

VLD = 1.5 V

3.45

5.25

μA

ILDD

Lock Detection capacitor discharge current

VLD = 1.5 V

0.35

0.8

1.45

μA

Lock Detection capacitor charge and

rCD

rCD = ILDC/ILDD

4.5

discharge current ratio

VLDCL

Lock Detection capacitor clamp voltage

2.2

2.6

VLDCP

Lock Detection capacitor comparator voltage

0.4

0.6

0.8

V7H

High-level output voltage

IOH = –10 mA

10.5

V8H

High-level output voltage

IOH = –10 mA

10.5

ICC

Supply current

Output off

3.2

6.6 Typical Characteristics

Figure 2. A1/A2 Output Voltage vs A1/A2 Output Current

Figure 1. AL Current Consumption vs AL Supply Voltage

(VCC = 12 V)

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