DA6021 datasheet(114/225 Pages) RENESAS

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DA6021

HIGHLY INTEGRATED POWER MANAGEMENT IC FOR

INTEL® ATOM™ Z3000 PROCESSOR

Company Confidential

Data Sheet

Version 3.A - Final

31-Jan-14

114 of 224

www.dialog-semiconductor.com

PARAMETER

TEST

CONDITIONS

MIN

TYP

MAX

UNIT

Val

ESL of output capacitor

1.6 @ 3MHz

L_BOOST

inductor value

-20%

0.47

+20%

μH

L_DCR

inductor resistance

mΩ

V5P0S

Output Voltage

IOUT= Imax

5.0

2%

F_BOOST

Frequency of operation

MHz

Transient load profile

0-955mA

250

Transient droop

0-955mA

202

Transient overshoot

955-0mA

202

Ton

Turn on time

IQ_OFF

Quiescent Current in

Off

Mode

µA

Normal Mode

– Synchronous rectification (PWM)

Maximum Output Current (Imax)

1000

ILIMIT

Current limitation

Cycle by cycle

1.3*Imax

Efficiency at VSYS = 3.7V & Tamb=60°C

with proposed external components and

PCB layout

See Figure 45

D,E,

Sleep Mode

– Pulse skipping (PSK)

Efficiency at VSYS = 3.7V & Tamb=60°C

with proposed external components and

PCB layout

See Figure 45

D,E,

Table 78: Electrical Parameter for BOOST_V5P0S

Figure 45:V5P0S Efficiency

24 Including DC accuracy, ripple and load regulation

25 Including DC accuracy, ripple and load regulation

26 RDSON measurement on ATE

0,0

0,2

0,4

0,6

0,8

1,0

1,2

1,4

Output Current [A]

V5P0S Efficiency vs. output current, Vin = 3.7V, Vout = 5.00V, Auto Mode

Vin = 3.7V

DA6021 Datasheet(PDF) 114 Page - Renesas Technology Corp

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