RAA210825 datasheet(13/56 Pages) RENESAS

13 / 56 page

FN9349 Rev.1.00

Page 13 of 56

Feb 8, 2019

RAA210825

2. Specifications

Soft-Start and Sequencing

Delay Time From Enable to

VOUT Rise

tON_DELAY

Configured using pin-strap resistor or

PMBus

300

tON_DELAY Accuracy

tON_DELAY_ACCY

±2

Output Voltage Ramp-Up Time

tON_RISE

Configured using pin-strap resistor or

PMBus

0.5

120

Output Voltage Ramp-Up Time

Accuracy

tON_RISE_ACCY

±250

µs

Delay Time From Disable to

VOUT Fall

tOFF_DELAY

Configured using pin-strap resistor or

PMBus

300

tOFF_DELAY Accuracy

tOFF_DELAY_ACCY

±2

Output Voltage Fall Time

tOFF_FALL

Configured using pin-strap resistor or

PMBus

0.5

120

Output Voltage Fall Time

Accuracy

tON_FALL_ACCY

±250

µs

Power-Good

Power-Good Delay

VPG_DELAY

4ms

Temperature Sense

Temperature Sense Range

TSENSE_RANGE

Configured using PMBus

-50

150

C

Internal Temperature Sensor

Accuracy

INT_TEMPACCY

Tested at +100°C

-5

C

Fault Protection

VDD Undervoltage Threshold

Range

VDD_UVLO_RANGE Measured internally

4.18

VDD Undervoltage Threshold

Accuracy (Note 18)

VDD_UVLO_ACCY

±2

%FS

VDD Undervoltage Response

Time

VDD_UVLO_DELAY

µs

VOUT Overvoltage Threshold

Range

VOUT_OV_RANGE

Factory default

1.15VOUT

Configured using pin-strap resistor or

PMBus

1.05VOUT

VOUT_MAX

VOUT Undervoltage Threshold

Range

VOUT_UV_RANGE

Factory default

0.85VOUT

Configured using pin-strap resistor or

PMBus

0.95VOUT

VOUT OV/UV Threshold

Accuracy (Note 16)

VOUT_OV/UV_ACCY

-2

VOUT OV/UV Response Time

VOUT_OV/UV_DELAY

µs

Output Current Limit Set-Point

Accuracy (Note 18)

ILIMIT_ACCY

Tested at IOUT_OC_FAULT_LIMIT =

30A

±10

%FS

Output Current Fault Response

Time (Note 19)

ILIMIT_DELAY

Factory default

tSW

Over-temperature Protection

Threshold (Controller Junction

Temperature)

TJUNCTION

Factory default

+115

C

Configured using PMBus

-40

+125

C

Thermal Protection Hysteresis

TJUNCTION_HYS

+15

C

VIN = VDD = 12V, fSW = 533kHz, COUT = 1340µF, 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)

Parameter

Symbol

Test Conditions

Min

(Note 15)Typ

Max

(Note 15)Unit

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