AD8452 datasheet(18/35 Pages) AD

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Data Sheet

AD8452

Rev. 0 | Page 17 of 34

DEAD TIME (ns)

150

125

100

175

700

600

400

300

500

200

100

Figure 28. DT Pin Resistance (RDT) vs. Dead Time (tDEAD)

INPUT VOLTAGE (V)

5.000

4.998

4.996

4.994

4.992

4.990

4.988

4.986

4.984

T = −40°C

T = +25°C

T = +85°C

Figure 29. VREG vs. Input Voltage (VIN) at Various Temperatures and No Load

TEMPERATURE (°C)

020

–10

–20

–30

–40

1.26

1.25

1.24

1.23

1.22

1.21

1.20

1.19

1.18

VEN RISING

VEN FALLING

Figure 30. EN Pin Threshold Voltage (VEN) vs. Temperature

INPUT VOLTAGE (V)

2.30

T = −40°C

T = +25°C

T = +85°C

2.25

2.20

2.15

2.10

2.05

2.00

1.95

Figure 31. Quiescent Current vs. Input Voltage (VIN) at Various

Temperatures, EN Pin Low

TEMPERATURE (°C)

020

–10

–20

–30

–40

5.9

UVLO THRESHOLD RISING

UVLO THRESHOLD FALLING

5.8

5.7

5.6

5.5

5.4

5.3

5.2

Figure 32. Input Voltage (VIN) UVLO Threshold vs. Temperature

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