DA9141 datasheet(11/51 Pages) RENESAS

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DA9141

High-Performance, 25 A/40 A Peak, DC-DC

Converter

Datasheet

Revision 2.0

28-Jan-2022

CFR0011-120-00

11 of 50

4.4.1

Power Derating Curves

Figure 3: Power Derating Curve

Table 7: Typical Temperatures

TA = 85 °C

TA = 105 °C

TA = 125 °C

TJ_WARN

PD = 2.74 W

PD = 1.52 W

PD = 0.30 W

TJ_CRIT_WC

PD = 3.66 W

PD = 2.44 W

PD = 1.22 W

4.5

Buck1 Characteristics

Unless otherwise noted, the following is valid for TJ = -40 °C to +150 °C, VSYS = 2.8 V to 5.5 V.

Note: Values are preliminary, pending final silicon characterization results.

Table 8: Quad-Phase Buck Electrical Characteristics

Parameter

Description

Conditions

Min

Typ

Max

Unit

External Electrical Conditions

VIN

Input voltage

VIN = VSYS = VAVDD

2.8

5.5

COUT

Total output capacitance,

including voltage and

temperature coefficient

Typ 10 x 22

μF

-40 % to +20 %

132

220

264

μF

ESRCOUT

Output capacitor series

resistance, per capacitor

f > 100 kHz

mΩ

Inductor value, per

phase, including current

and temperature

dependence

110

132

DCRL

Inductor DC resistance

mΩ

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