ISL8272MEVAL2Z datasheet(11/59 Pages) RENESAS

11 / 59 page

ISL8272M

FN8670 Rev.5.00

Page 11 of 59

Nov 8, 2017

IOUT_RANGE

Output Current Range (Note 16)

IOUT_READ_ERR

Output Current Read back Total Error

PMBus read at max load. VOUT = 1V

±3

SOFT-START AND SEQUENCING

tON_DELAY

Delay Time From Enable to VOUT Rise Configured using PMBus

5000

tON_DELAY_ACCY

tON_DELAY Accuracy

±2

tON_RISE

Output Voltage Ramp-Up Time

Configured using PMBus. Single

module standalone

0.5

100

tON_RISE_ACCY

Output Voltage Ramp-Up Time

Accuracy

Single module standalone

±250

µs

tOFF_DELAY

Delay Time From disable to VOUT Fall

Configured using PMBus

5000

tOFF_DELAY_ACCY

tOFF_DELAY Accuracy

±2

tOFF_FALL

Output Voltage Fall Time

Configured using PMBus. Single

module standalone

0.5

100

tON_FALL_ACCY

Output Voltage Fall Time Accuracy

Single module standalone

±250

µs

POWER-GOOD

VPG_DELAY

Power-Good Delay

Configured using PMBus

5000

TEMPERATURE SENSE

TSENSE_RANGE

Temperature Sense Range

Configurable using PMBus

-50

150

C

INT_TEMPACCY

Internal Temperature Sensor Accuracy Tested at +100°C

-5

C

FAULT PROTECTION

VDD_UVLO_RANGE

VDD Undervoltage Threshold Range

Measured internally

4.18

VDD_UVLO_ACCY

VDD Undervoltage Threshold Accuracy

(Note 17)

±2

%FS

VDD_UVLO_DELAY

VDD Undervoltage Response Time

µs

VOUT_OV_RANGE

VOUT Overvoltage Threshold Range

Factory default

1.15VOUT

Configured using PMBus

1.05VOUT

VOUT_MAX

VOUT_UV_RANGE

VOUT Undervoltage Threshold Range

Factory default

0.85VOUT

Configured using PMBus

00.95VOUT

VOUT_OV/UV_ACCY VOUT OV/UV Threshold Accuracy

(Note 15)

-2

VOUT_OV/UV_DELAY VOUT OV/UV Response Time

µs

ILIMIT_ACCY

Output Current Limit Set-Point

Accuracy (Note 17)

Tested at IOUT_OC_FAULT_LIMIT = 50A

±10

% FS

ILIMIT_DELAY

Output Current Fault Response Time

(Note 18)

Factory default

tSW

TJUNCTION

Over-temperature Protection

Threshold

(Controller Junction Temperature)

Factory default

125

C

Configured using PMBus

-40

125

C

TJUNCTION_HYS

Thermal Protection Hysteresis

C

Electrical Specifications VIN = VDD= 12V, fSW = 533kHz, TA = -40°C to +85°C, unless otherwise noted. Typical values are at

TA = +25°C. Boldface limits apply across the operating temperature range, -40°C to +85°C. (Continued)

SYMBOL

PARAMETER

TEST CONDITIONS

MIN

(Note 14)

TYP

MAX

(Note 14)

UNITS

ISL8272MEVAL2Z Datasheet(PDF) 11 Page - Renesas Technology Corp

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