ADP1148AN-5 datasheet(6/16 Pages) AD

部件名	ADP1148AN-5

功能描述	High Efficiency Synchronous Step-Down Switching Regulators

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制造商	AD [Analog Devices]

网页	http://www.analog.com

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(VIN–VOUT) – V

12

468

10

1.8

1.6

0.0

0.8

0.6

0.4

0.2

1.4

1.0

1.2

0 C

25 C

70 C

Figure 12. Operating Frequency vs.

(VIN–VOUT)

TEMPERATURE – C

155

120

0

100

25

70

85

150

145

140

135

130

125

MAXIMUM THRESHOLD

Figure 15. Current Sense Threshold

Voltage

OPERATING FREQUENCY – kHz

30

0

20

50

260

80

110

140

170

200

230

25

20

15

10

5

Qn+Qp = 50nC

Qn+Qp = 100nC

Figure 13. Gate Charge Supply

Current

OUTPUT VOLTAGE – V

80

30

0

0.3 0.5

5.0

1.0 1.5 2.0 2.5 3.0 3.3 3.5 4.0 4.5

70

40

20

10

60

50

5V

3.3V

Figure 14. Off Time vs. VOUT

ADP1148, ADP1148-3.3, ADP1148-5–Typical Performance Characteristics

–6–

REV. A

类似零件编号 - ADP1148AN-5

制造商	部件名	数据表	功能描述
Analog Devices	ADP1148	796Kb / 16P	High Efficiency Synchronous Step-Down Switching Regulators REV. A

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