ADP2370ACPZ-1.2-R7 datasheet(8/32 Pages) AD

8 / 32 page

ADP2370/ADP2371

Data Sheet

Rev. A | Page 8 of 32

TYPICAL PERFORMANCE CHARACTERISTICS

BUCK OUTPUT

Using recommended inductor values, IOUT = 10 mA, CIN = COUT = 10 µF, automatic PSM/PWM mode, TA = 25°C, unless otherwise noted.

INPUT VOLTAGE (V)

–40°C

–5°C

+25°C

+85°C

+125°C

Figure 3. Quiescent Supply Current vs. Input Voltage, Nonswitching,

Different Temperatures

500

600

550

650

700

750

800

INPUT VOLTAGE (V)

–40°C

–5°C

+25°C

+85°C

+125°C

Figure 4. FPWM Quiescent Supply Current vs. Input Voltage, Nonswitching,

Different Temperatures

0.55

0.57

0.59

0.61

0.63

0.65

1.10

1.12

1.14

1.16

1.18

1.20

1.22

1.24

1.26

1.28

1.30

–45

–25

–5

115

135

TEMPERATURE (°C)

1.2MHz

600kHz

Figure 5. Switching Frequency vs. Temperature, FPWM Mode, VIN = 8 V

0.55

0.57

0.59

0.61

0.63

0.65

1.10

1.12

1.14

1.16

1.18

1.20

1.22

1.24

1.26

1.28

1.30

TEMPERATURE (°C)

1.2MHz

600kHz

Figure 6. Switching Frequency vs. Input Voltage, FPWM Mode

3.10

3.15

3.20

3.25

3.30

3.35

3.40

–40

–5

125

TEMPERATURE (°C)

0.1mA

1mA

5mA

10mA

50mA

100mA

300mA

800mA

Figure 7. Output Voltage vs. Temperature, VOUT = 3.3 V, VIN = 7.3 V,

Different Loads

–40

–5

125

TEMPERATURE (°C)

4.80

4.85

4.90

4.95

5.00

5.05

5.10

5.15

5.20

0.1mA

1mA

5mA

10mA

50mA

100mA

300mA

800mA

Figure 8. Output Voltage vs. Temperature, VOUT = 5 V, VIN = 7.2 V,

Different Loads

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