ADP2164ACPZ-R7 datasheet(9/20 Pages) AD

9 / 20 page

Data Sheet

ADP2164

Rev. 0 | Page 9 of 20

650

640

630

620

610

600

590

580

570

560

550

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

5.9

6.3

VIN (V)

TJ = –40°C

TJ = +25°C

TJ = +125°C

Figure 16. Switching Frequency vs. VIN, fS = 600 kHz (RT = 91 kΩ)

6.8

6.6

6.4

6.2

6.0

5.8

5.6

5.4

5.2

–40

–20

100

120

TEMPERATURE (°C)

Figure 17. Peak Current Limit vs. Temperature, VIN = 3.3 V

CH1 500mV

CH2 5.00V

CH3 5.00V

CH4 2.00A Ω

M 1.00ms

A CH3

2.50V

T 20.20%

PGOOD

VOUT

Figure 18. Soft Start with Full Load, VIN = 5 V, VOUT = 1.2 V, fS = 1.2 MHz

2.70

2.68

2.66

2.64

2.62

2.60

2.58

2.56

2.54

2.52

2.50

2.48

2.46

2.44

2.42

2.40

–40

–20

100

120

TEMPERATURE (°C)

RISING

FALLING

Figure 19. UVLO Threshold vs. Temperature, VIN = 3.3 V

7.0

6.8

6.6

6.4

6.2

6.0

5.8

5.6

5.4

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

5.9

6.3

VIN (V)

Figure 20. Peak Current Limit vs. VIN, TJ = 25°C

CH1 500mV

CH2 5.00V

CH3 5.00V

CH4 2.00A Ω

M 1.00ms

A CH3

2.50V

T 20.20%

PGOOD

VOUT

Figure 21. Soft Start with Precharged Output Voltage, VIN = 5 V, fS = 1.2 MHz

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