GRM188R61E105KA12D 데이터 시트보기 (PDF) - International Rectifier

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GRM188R61E105KA12D

9A Highly Integrated SupIRBuck™ Single‐Input Voltage, Synchronous Buck Regulator

International Rectifier 

9A Highly Integrated SupIRBuckTM

Single‐Input Vo- l7ta-ge, Synchronous Buck Regulator

PD‐97661

IR3899

PARAMETER

Zero‐crossing Comparator Offset

Oscillator

Rt Voltage

Frequency Range

Ramp Amplitude

Ramp Offset

Min Pulse Width

Max Duty Cycle

Fixed Off Time

Sync Frequency Range

Sync Pulse Duration

Sync Level Threshold

Error Amplifier

Input Offset Voltage

Input Bias Current

Input Bias Current

Sink Current

Source Current

Slew Rate

Gain‐Bandwidth Product

DC Gain

Maximum output Voltage

Minimum output Voltage

Common Mode input Voltage

Reference Voltage

Feedback Voltage

Accuracy

SYMBOL

Vos_zc

CONDITIONS

Note 4

MIN TYP MAX UNIT

‐4

0

4

mV

Vrt

Fs

Vramp

Ramp(os)

Tmin(ctrl)

Dmax

Toff

Fsync

Tsync

High

Low

Rt = 80.6K

Rt = 39.2K

Rt = 15.0K

Vin = 7.0V, Vin slew rate max =

1V/µs, Note 4

Vin = 12V, Vin slew rate max =

1V/µs, Note 4

Vin = 21V, Vin slew rate max =

1V/µs, Note 4

Vcc=Vin = 5V, For external Vcc

operation, Note 4

Note 4

Note 4

Fs = 300kHz, PVin = Vin = 12V

Note 4

1.0

V

270 300 330

540 600 660

kHz

1350 1500 1650

1.05

1.80

Vp‐p

3.15

0.75

0.16

V

60

ns

86

%

200 250

ns

270

1650 kHz

100 200

ns

3

V

0.6

Vos_Vref

Vos_Vp

IFb(E/A)

IVp(E/A)

Isink(E/A)

Isource(E/A)

SR

GBWP

Gain

Vmax(E/A)

Vmin(E/A)

VFb – Vref, Vref = 0.5V

VFb – Vp, Vp = 0.5V

Note 4

Note 4

Note 4

‐1.5

+1.5

%

‐1.5

+1.5

‐1

+1

µA

0

+4

0.4

0.85

1.2

mA

4

7.5

11

mA

7

12

20

V/µs

20

30

40

MHz

100

110

120

dB

1.7

2.0

2.3

V

100

mV

0

1.2

V

Vfb

Vref and Vp pin floating

0°C < Tj < +70°C

‐40°C < Tj < +125°C, Note 3

0.5

V

‐0.5

+0.5

%

‐1.0

+1.0

7 JANUARY 18, 2013 |DATA SHEET | 3.6

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