IR36021 datasheet(12/41 Pages) IRF

номер детали	IR36021

подробное описание детали	DIGITAL POL BUCK CONTROLLER with I2C AND PMBus Interface

PDF	41 Pages

Scroll/Zoom	100%

производитель	IRF [International Rectifier]

домашняя страница	http://www.irf.com

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12 / 41 page

IR36021

DIGITAL POL BUCK CONTROLLER with I2C AND PMBus

Interface

February 27, 2013 | Rev 3.5

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNIT

PWM I/O

PWMx

Output low voltage (Tri‐

state mode)

I=‐4mA

0.4

Output high voltage (Tri‐

state mode)

I=+4mA

2.9

Tri‐state leakage

Vpad = 0 to Vcc

±1

µA

PWM auto‐detect inputs (when 3.3V is applied) – if enabled

Input voltage high

1.3

Input voltage low

0.5

I2C/PMBus & Reporting

Bus Speed

Normal

100

kHz

Fast

400

Maximum

1000

Iout & Vout filter

Selectable

3.2 or 52

Iout & Vout Update rate

20.8

kHz

Vin & Temperature filter

Selectable

3.2 or 52

Vin & Temperature update

rate

20.8

kHz

Vin range reporting

With 14:1 divider

0‐15

With 22:1 divider

0‐25

Vin accuracy reporting

With 1% resistors,

‐2

Vin resolution reporting

62.5

Vout range reporting

2.2

Vout accuracy reporting

No load‐line

± 0.5

Vout resolution reporting

Vout < 2V

7.8

Iout range reporting

Per phase

Iout accuracy reporting

Maximum load, all phases active

(based on DCR, NTC and # active

phases)

±2

Iout resolution reporting

Loop 1 (Iout<80A)

0.5

Loop 2 (Iout<40A)

0.25

Temperature range reporting

135

°C

Temperature accuracy

reporting

At 100°C, with ideal NTC ‐4

Temperature resolution

reporting

°C

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