FAN5904UC01X datasheet(10/25 Pages) ONSEMI

Part #	FAN5904UC01X

Description	Multi-Mode Buck Converter

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Manufacturer	ONSEMI [ON Semiconductor]

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FAN5904 • Rev. 3.0.7

9

Typical Characteristics

Unless otherwise noted, VIN = EN = 3.7 V, L = 1.0 µH, COUT = 2 x 4.7 µF, and TA = +25°C.

40%

50%

60%

70%

80%

90%

100%

0

100

200

300

400

500

Output Current (mA)

VIN = 2.7V

VIN = 3.7V

VIN = 4.2V

VIN = 5.5V

40%

50%

60%

70%

80%

90%

100%

012

34

Output Voltage (V)

VIN = 2.7V

VIN = 3.7V

VIN = 4.2V

VIN = 5.5V

Figure 11. Low-Power Auto Mode Efficiency vs. Output

Current vs. Input Voltage, fSW = 6 MHz, RPA = 7.0

Ω

Figure 12. Low-Power Auto Mode Efficiency vs. Output

Voltage vs. Input Voltage, fSW = 6 MHz, RPA = 7.0

Ω

40%

50%

60%

70%

80%

90%

100%

0

100

200

300

400

Output Current (mA)

VIN = 2.7V

VIN = 3.7V

VIN = 4.2V

VIN = 5.5V

40%

50%

60%

70%

80%

90%

100%

0.0

1.0

2.0

3.0

4.0

Output Voltage (V)

VIN = 2.7V

VIN = 3.7V

VIN = 4.2V

VIN = 5.5V

Figure 13. Low-Power Auto Mode Efficiency vs. Output

Current vs. Input Voltage, fSW = 6 MHz, RPA = 10.0

Ω

Figure 14. Low-Power Auto Mode Efficiency vs. Output

Voltage vs. Input Voltage, fSW = 6 MHz, RPA = 10.0

Ω

Figure 15. Shutdown Current vs. Input Voltage

vs. Temperature

0.25

0.75

1.25

1.75

2.25

2.75

3.25

2.53.0

3.54.0

4.55.0

5.56.0

Input Voltage (V)

-40°C

+25°C

+85°C

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