ADP3422 datasheet(9/16 Pages) AD

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Typical Performance Characteristics–ADP3422

TEMPERATURE – C

10000

1000

0.1

100

NORMAL OPERATING MODE

UVLO MODE

SHUTDOWN MODE

TPC 1. Supply Current vs. Temperature

AMBIENT TEMPERATURE – C

1.765

0.595

100

0.600

0.605

+0.85%

–0.85%

1.750

1.735

ZERO SCALE

FULL SCALE

–0.85%

+0.85%

TPC 2. DAC Output Voltage vs. Temperature

RELATIVE CORE VOLTAGE – %

HIGH

LOW

–15

–10

–55

TPC 3. Power Good vs. Relative Core Voltage Variation

100

–100

020

100

OUT = HIGH, RHYS = 17k

OUT = HIGH, RHYS = 170k

OUT = LOW, RHYS = 170k

OUT = LOW, RHYS = 17k

TEMPERATURE – C

TPC 4. Core Hysteresis Current vs. Temperature

TEMPERATURE – C

–350

020

100

–200

OUT = HIGH, RHYSSET = 17k

OUT = HIGH, RHYSSET = 170k

OUT = LOW, RHYSSET = 17k

–50

–100

–150

–250

–300

OUT = LOW, RHYSSET = 170k

TPC 5. Current Limit Programming Current

vs. Temperature

100

0.01

0.1

100

0.1

TIMING CAPACITANCE – nF

TPC 6. Soft-Start Time vs. Timing Capacitance

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