ADP3196 查看數據表（PDF） - ON Semiconductor

零件编号

产品描述 (功能)

生产厂家

ADP3196

6-Bit Programmable 2- to 4-Phase Synchronous Buck Controller

ON Semiconductor 

SPECIFICATIONS

VCC = 5 V, FBRTN = GND, TA = 0°C to 85°C, unless otherwise noted.1

Table 1.

Parameter

Symbol Conditions

REFERENCE CURRENT

Reference Bias Voltage

Reference Bias Current

ERROR AMPLIFIER

Output Voltage Range2

Accuracy

Load Line Positioning Accuracy

Differential Nonlinearity

Input Bias Current

FBRTN Current

Output Current

Gain Bandwidth Product

Slew Rate

VIREF

IIREF

RIREF = 100 kΩ

VCOMP

VFB

Relative to nominal DAC output, referenced to FBRTN,

LLSET = CSREF (see Figure 2)

CSREF – LLSET = 80 mV

IFB

IFBRTN

ICOMP

GBW(ERR)

IFB = 0.5 × IIREF

FB forced to VOUT – 3%

COMP = FB

COMP = FB

LLSET Input Voltage Range

LLSET Input Bias Current

VID INPUTS

Input Low Voltage

Input High Voltage

Input Current

VID Transition Delay Time2

VLLSET

ILLSET

VIL(VID)

VIH(VID)

IIN(VID)

Relative to CSREF

VID(X), VIDSEL

VID(X), VIDSEL

VID code change to FB change

OSCILLATOR

Frequency Range2

Frequency Variation

Output Voltage

RAMPADJ Output Voltage

RAMPADJ Input Current Range

CURRENT SENSE AMPLIFIER

Offset Voltage

Input Bias Current

Gain Bandwidth Product

Slew Rate

Input Common-Mode Range

Output Voltage Range

Output Current

Current Limit Latch-Off Delay

Time

IMON Output

CURRENT BALANCE AMPLIFIER

Common-Mode Range

Input Resistance

Input Current

Input Current Matching

CURRENT LIMIT COMPARATOR

ILIMIT Bias Current

ILIMIT Voltage

Maximum Output Voltage

Current Limit Threshold Voltage

Current Limit Setting Ratio

fOSC

fPHASE

VRT

VRAMPADJ

IRAMPADJ

VOS(CSA)

IBIAS(CSSUM)

GBW(CSA)

ICSCOMP

tOC(DELAY)

IMON

VSW(X)CM

RSW(X)

ISW(X)

ΔISW(X)

IILIMIT

VILIMIT

VCL

TA = 25°C, RT = 205 kΩ, 4 phase

TA = 25°C, RT = 118 kΩ, 4 phase

TA = 25°C, RT = 55 kΩ, 4 phase

RT = 243 kΩ to GND

RAMPADJ – FB, DAC = 1.55 V

CSSUM – CSREF (see Figure 3)

CSSUM = CSCOMP

CCSCOMP = 10 pF

CSSUM and CSREF

CDELAY = 10 nF

10 × (CSREF – CSCOMP) > 50mV

SW(X) = 0 V

SW(X) = 0 V

SW(X) = 0 V

IILIMIT = 2/3 × IIREF

RILIMIT = 121kΩ (VILIMIT = IILIMIT × RILIMIT)

VCSREF – VCSCOMP, RILIMIT = 121 kΩ

VCL/IILIMIT

Rev. 1 | Page 3 of 18 | www.onsemi.com

ADP3196

Min Typ Max Unit

1.5

14.25 15

V

15.75 μA

0.05

4.4

V

−10

10

mV

−78 −80

−1

−9

−7.5

65

500

20

25

−250

−10

−82 mV

+1

LSB

−6

μA

200 μA

μA

MHz

V/μs

+250 mV

+10 nA

0.6

V

1.4

V

−10

μA

400

ns

0.25

4

MHz

180 200 220 kHz

400

kHz

800

kHz

1.9

2.0

2.1

V

−50

+50 mV

1

50

μA

−1.0

−10

10

10

0

0.05

500

8

−6

+1.0 mV

+10 nA

MHz

V/μs

3.5

V

3.5

V

μA

ms

+6

%

−600

10

17

8

12

−4

+200 mV

26

kΩ

20

μA

+4

%

9

10

11

μA

1.09 1.21 1.33 V

3

V

80

100 125 mV

82.6

mV/V

Share Link: