BD8312HFN-TR datasheet(6/25 Pages) ROHM

Part #	BD8312HFN-TR

Description	1ch Synchronous Buck Converter Integrated MOSFET

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Manufacturer	ROHM [Rohm]

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TSZ02201-0Q3Q0NZ00360-1-2

17. Feb.2015 Rev.002

www.rohm.com

TSZ22111・15・001

BD8312HFN

Typical Performance Curves

– continued

(Unless otherwise specified, Ta = 25°C, VCC = 7.4V)

Figure 8. Frequency vs Temperature

Temperature [°C]

1.3

1.4

1.5

1.6

1.7

-40

0

40

80

120

Figure 9. Frequency vs Power Supply Voltage

VCC [V]

1.3

1.4

1.5

1.6

1.7

3

6

9

12

15

Figure 10. UVLO Threshold vs Environmental Temperature

(UVLO Threshold)

Environmental Temperature Ta [°C]

2.50

2.70

2.90

3.10

3.30

3.50

-40

0

40

80

120

0.00

0.05

0.10

0.15

0.20

0.25

UVLO release voltage

Hysteresis width

UVLO detection voltage

100

200

300

400

500

-40

0

40

80

120

ID=500mA

Figure11. Nch FET ON-Resistance vs Temperature

Temperature [°C]

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BD8312HFN-TR Datasheet(PDF) 6 Page - Rohm

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