DA9021 datasheet(11/142 Pages) DIALOG

11 / 142 page

DA9021/22

System PMIC with high efficiency USB power manager

Datasheet

Revision 2.5

17-Feb-2017

CFR0011-120-00 Rev 5

11 of 142

Generated supply domains

The default voltages in Table 1 indicate the voltages obtained from an un-programmed device.

Table 1: Regulator overview

Regulator

Supplied voltage

Supplied

max.

current

(mA)

External

component

Notes

BUCKCORE

0.5 V to 2.075 V

±3 % accuracy

default 1.8 V

700

2.2 µH to 4.7 µH

DVC, 2 MHz, 25 mV steps,

DVC ramp with controlled slew rate;

pull-down resistor switch off

800

Between DVC transitions

BUCKPRO

DA9021 only

0.5 V to 2.075 V

±3 % accuracy

default 1.2 V

700

2.2 µH to 4.7 µH

DVC, 2 MHz, 25 mV steps,

DVC ramp with controlled slew rate,

pull-down resistor switch off

800

Between DVC transitions

BUCKPERI

DA9022 only

1.8 V to 3.6 V

±3 % accuracy

default 3.3 V

650

2.2 µH to 4.7 µH

2 MHz, 50 or 100 mV steps

At low input voltages the buck switches

to a follower mode (100 % duty cycle),

second output with sequencer

controllable switch

750

< 2.1 V

BUCKMEM

0.95 V to 2.525 V

±3 % accuracy

default 2.0 V

650

2.2 µH to 4.7 µH

DVC, 2 MHz, 25 mV steps,

DVC ramp with controlled slew rate,

pull-down resistor switch off

750

< 2.075 V and between DVC transitions

LDO1

0.6 V to 1.8 V

±3 % accuracy

default 1.2 V

1.0 µF

High PSSR, low noise LDO, 50 mV

steps, pull-down resistor switch off

LDO3

1.725 V to 3.3 V

±3 % accuracy

default 2.85 V

200

2.2 µF

DVC, digital LDO, 25 mV steps, DVC

with controlled slew rate

LDO7

1.2 V to 3.6 V

±3% accuracy

default 3.1 V

200

2.2 µF

High PSRR, low noise, 50 mV steps

LDO9

1.25 V to 3.6 V

±1 % accuracy

default 2.5 V

100

1.0 µF

High PSRR, low noise, 50 mV steps,

OTP trimmed, optional hardware

control, common supply with LDOE

LDO10

1.2 V to 3.6 V

±3 % accuracy

default 1.8 V

250

2.2 µF

High PSRR, low noise, 50 mV steps,

common supply with LDOD

LDOCORE

2.5 V

±2 % accuracy

100 nF

Not for external use

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