DA9213 datasheet(12/62 Pages) DIALOG

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DA9213, DA9214, and DA9215

Multi-Phase 5A/Phase DC-DC Buck Converter

Datasheet

Revision 2.2

23-Oct-2017

CFR0011-120-00

12 of 62

Electrical Characteristics

Unless otherwise noted, the following is valid for TA = -40 to +85 ºC, VDD = 2.8 V to 5.5 V,

COUT = 47 μF per phase, local sensing.

Table 5: Buck Converters Characteristics

Parameter

Description

Conditions

Min

Typ

Max

Unit

External Component Electrical Conditions

COUT

Output capacitance (per

phase)

Including voltage and

temperature coefficient

µF

ESRCOUT

Equivalent series

resistance (per phase)

f > 100 kHz

mΩ

LPHASE

Inductance (per phase)

Including current and

temperature dependence

0.11

0.22

0.29

µH

DCRLPHASE

Inductor resistance

100

mΩ

Electrical Characteristics

VDD

Supply voltage

VDD_x = VSYS

2.8

5.5

VBUCK

Buck output voltage

Note 1

IO = 0 to IO_MAX

0.3

1.57

VOACC

Output voltage accuracy

PWM mode

Incl. static line/load reg

and voltage ripple

VBUCK ≥ 1 V

-2.0

+2.0

Incl. static line/load reg

and voltage ripple

VBUCK < 1 V

±20

VBUCK = 1 V

VDD = 3.8 V

no load

-1.0

+1.0

VBUCK = 1 V

VDD = 3.8 V

no load

TA = 27 ºC

-0.5

+0.5

VTR_LOAD

Load regulation transient

voltage

Note 2

DA9213

IO = 0 to 5 A, tR = 500 ns

PWM 4-phase

VBUCK ≥ 1 V

VBUCK < 1 V

-2

-20 mV

+20 mV

DA9213

IO = 0 to 5 A, tR = 500 ns

auto mode, ph shedding

VBUCK = 1 V

-3.5

+3.5

DA9214

IO = 0 to 5 A, tR = 500 ns

PWM 2-phase

VBUCK = 1 V

±3.5

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