ADP3189 datasheet(4/36 Pages) AD

No. de pieza	ADP3189

Descripción Electrónicos	8-Bit Programmable 2- to 5-Phase Synchronous Buck Controller

Download	36 Pages

Scroll/Zoom	100%

Fabricante Electrónico	AD [Analog Devices]

Página de inicio	http://www.analog.com

Logo

4 / 36 page

ADP3189

Rev. 0 | Page 4 of 36

SPECIFICATIONS

VCC = 12 V, FBRTN = GND, TA = 0°C to 85°C, unless otherwise noted.1

Table 1.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

ERROR AMPLIFIER

Output Voltage Range2

VCOMP

0.95

3.95

V

Accuracy

VFB

Relative to nominal DAC output, referenced to

FBRTN,

LLSET = CSREF, Figure 2,

VIDSEL = GND,

−7.7

+7.7

mV

VIDSEL = 1.25 V,

VID Range 1.00625 V to 1.60000 V

−7.7

+7.7

mV

VFB(BOOT)

In start-up

1.092

1.1

1.108

V

Load Line Positioning Accuracy

CSREF − LLSET = 80 mV

−78

−80

−82

mV

Differential Non-Linearity

−1

+1

LSB

Line Regulation

ΔV

FB

VCC = 10 V to 14 V

0.003

%

Input Bias Current

IFB

13.5

15

16.5

μA

FBRTN Current

IFBRTN

125

200

μA

Output Current

ICOMP

FB forced to VOUT − 3%

500

μA

Gain Bandwidth Product

GBW(ERR)

COMP = FB

20

MHz

Slew Rate

COMP = FB

25

V/μs

LLSET Input Voltage Range

VLLSET

Relative to CSREF

−250

+250

mV

LLSET Input Bias Current

ILLSET

−120

+120

nA

BOOT Voltage Hold Time

tBOOT

CDELAY = 10 nF

2

ms

VID INPUTS

Input Low Voltage

VIL(VID)

VIDx, VIDSEL

0.4

V

Input High Voltage

VIH(VID)

VIDx, VIDSEL

0.8

V

Max VIH for VID on Fly2

1.26

V

Input Current

IIN(VID)

−1

μA

VID Transition Delay Time2

VID code change to FB change

200

ns

No CPU Detection Turn-Off Delay

Time2

VID code change to PWM going low

200

ns

OSCILLATOR

Frequency Range2

fOSC

0.25

5

MHz

Frequency Variation

fPHASE

TA = 25°C, RT = 243 kΩ, 5-phase

180

200

220

kHz

TA = 25°C, RT = 113 kΩ, 5-phase

400

kHz

TA = 25°C, RT = 51 kΩ, 5-phase

800

kHz

Output Voltage

VRT

RT = 243 kΩ to GND

1.6

1.7

1.8

V

RAMPADJ Output Voltage

VRAMPADJ

RAMPADJ − FB

−50

+50

mV

RAMPADJ Input Current Range

IRAMPADJ

1

50

μA

CURRENT SENSE AMPLIFIER

Offset Voltage

VOS(CSA)

CSSUM − CSREF, Figure 3

−1.0

+1.0

mV

Input Bias Current

IBIAS(CSSUM)

−50

+50

nA

Gain Bandwidth Product

GBW(CSA)

CSSUM = CSCOMP

10

MHz

Slew Rate

CCSCOMP = 10 pF

10

V/μs

Input Common-Mode Range

CSSUM and CSREF

0

3

V

Output Voltage Range

0.05

2.8

V

Output Current

ICSCOMP

500

μA

Current Limit Latch-Off Delay Time

tOC(DELAY)

CDELAY = 10 nF

8

ms

Número de pieza similar - ADP3189

Fabricante Electrónico	No. de pieza	Datasheet	Descripción Electrónicos
Analog Devices	ADP3180	529Kb / 20P	6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller REV. 0
	ADP3180JRU-REEL	529Kb / 20P	6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller REV. 0
	ADP3180JRU-REEL7	529Kb / 20P	6-Bit Programmable 2-, 3-, 4-Phase Synchronous Buck Controller REV. 0
	ADP3181	541Kb / 24P	5-Bit or 6-Bit Programmable 2-,3-,4-Phase Synchronous Buck Controller REV. A
	ADP3181JRQZ-RL	541Kb / 24P	5-Bit or 6-Bit Programmable 2-,3-,4-Phase Synchronous Buck Controller REV. A

More results

Descripción similar - ADP3189

Fabricante Electrónico	No. de pieza	Datasheet	Descripción Electrónicos
Fairchild Semiconductor	FAN5029	139Kb / 3P	8-Bit Programmable 2- to 5-Phase Synchronous Buck Controller
Fairchild Semiconductor	FAN5029	443Kb / 3P	8-Bit Programmable 2- to 5-Phase Synchronous Buck Controller
Analog Devices	ADP3162	151Kb / 12P	5-Bit Programmable 2-Phase Synchronous Buck Controller REV. A
	ADP3160	292Kb / 16P	5-Bit Programmable 2-Phase Synchronous Buck Controller REV. B
	ADP3198	1Mb / 32P	8-Bit Programmable 2- to 4-Phase Synchronous Buck Controller REV. A
	ADP3192A	1Mb / 32P	8-Bit Programmable 2- to 4-Phase Synchronous Buck Controller REV. 0
Fairchild Semiconductor	FAN5031	424Kb / 3P	8-Bit Programmable, 2 to 4 Phase, Synchronous Buck Controller
ON Semiconductor	ADP3193A	577Kb / 29P	8-Bit, Programmable, 2- to 3-Phase, Synchronous Buck Controller February 2008 ??Rev. 1
Analog Devices	ADP3193A	1,007Kb / 32P	8-Bit, Programmable, 2- to 3-Phase, Synchronous Buck Controller REV. 0
Analog Devices	ADP3192	1Mb / 32P	8-Bit Programmable 2- to 4-Phase Synchronous Buck Controller REV. 0

More results

ADP3189 Datasheet(PDF) 4 Page - Analog Devices

ADP3189 Datasheet(HTML) 4 Page - Analog Devices

Número de pieza similar - ADP3189

Descripción similar - ADP3189

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

Datasheet Descarga

Enlace URL