ADP1850 datasheet(11/32 Pages) AD

Numer części	ADP1850

Szczegółowy opis	Wide Range Input, Dual/Two-Phase, DC-to-DC Synchronous Buck Controller

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Producent	AD [Analog Devices]

Strona internetowa	http://www.analog.com

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11 / 32 page

ADP1850

Rev. 0 | Page 11 of 32

50

100

150

200

250

300

350

2.5

5.0

7.5

10.0

12.5

15.0

17.5

20.0

VIN (V)

DH MINIMUM OFF TIME

DH MINIMUM ON TIME

Figure 16. Typical DH Minimum On Time and Off Time

–4

–3

–2

–1

0

1

2

3

4

–40

–15

10

35

60

85

110

135

TEMPERATURE (°C)

DH MINIMUM ON TIME

DH MINIMUM OFF TIME

Figure 17. DH Minimum On Time and Off Time Over Temperature

25

35

34

33

32

31

30

29

28

27

26

–40

–20

0

20

40

60

80

100

120

140

TEMPERATURE (°C)

VIN = 12V

OUTPUT IS LOADED

HS FET = BSC080N03LS

LS FET = BSC030N03LS

DEAD TIME BETWEEN SW FALLING EDGE

AND DL RISING EDGE, INCLUDING DIODE RECOVERY TIME

Figure 18. Dead Time vs. Temperature

25

45

43

41

39

37

35

33

31

29

27

0

20

15

10

5

VIN (V)

TA = 25°C

OUTPUT IS LOADED

HS FET = BSC080N03LS

LS FET = BSC030N03LS

DEAD TIME BETWEEN SW FALLING EDGE

AND DL RISING EDGE, INCLUDING DIODE RECOVERY TIME

Figure 19. Dead Time vs. VIN

400

420

440

460

480

500

520

540

560

580

600

–40

–15

10

35

60

85

110

135

TEMPERATURE (°C)

VIN = 2.75V TO 20V

Figure 20. Gm of Error Amplifier vs. Temperature

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

–40

–15

10

35

60

85

110

135

TEMPERATURE (°C)

VIN = 2.75V, SOURCING

VIN = 12V, SOURCING

VIN = 2.75V, SINKING

VIN = 12V, SINKING

Figure 21. Driver Resistance vs. Temperature

Podobny numer części - ADP1850

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADP1850	1Mb / 32P	Wide Range Input, Dual/Two-Phase, DC-to-DC Synchronous Buck Controller Rev. C
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	ADP1850	1Mb / 32P	Wide Range Input, Dual/Two-Phase, DC-to-DC Synchronous Buck Controller Rev. C

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Podobny opis - ADP1850

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADP1850	1Mb / 32P	Wide Range Input, Dual/Two-Phase, DC-to-DC Synchronous Buck Controller Rev. C
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	TPS5120	858Kb / 24P	[Old version datasheet] DUAL OUTPUT,TWO-PHASE SYNCHRONOUS BUCK DC/DC CONTROLLER
	TPS5120	291Kb / 20P	[Old version datasheet] DUAL OUTPUT, TWO PHASE SYNCHRONOUS BUCK DC/DC CONTROLLER
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