Dialog Semiconductor DA9231 Manuale d'uso - Pagina 9

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UM-PM-039

DA9070 / DA9231 Fuel Gauge Development Kit

DA9070 Evaluation

The typical application diagram of DA9070 is shown in

DA9070 includes a Buck regulator, a Boost Regulator, 3x LDO/LDSW, and a linear battery charger.

On DA9070 Fuel gauge EVK, each regulator can be evaluated individually. It is recommended to

follow the operation conditions as shown in

and measurement set-up, please refer to

Vdd_sys

4.7µF

BATTERY

PACK

Vo buck

MCU

ADC

(Fuel

Gauge)

PUSHBUTTON RESET

User Manual

Table 1

Table 2

for descriptions of connectors on the EVK board.

VDD_SYS

VTEMP

TEMP_SNS

VBAT

VBAT_SNS

ILIM_PWR

ILIM_CHG

ITER_CHG

GND

AGND

DA9070

VDDIO

SCL

SDA

MODE

PWR_FLT

SYS_FLT

ROUT_N

VBAT_DIV

GND_DIV

IMON

RIN_N

Figure 5: DA9070 Typical Application Diagram

Revision 2.1

9 of 18

Figure 5.

to avoid any damage to the EVK board. For test

VDD_PWR

VDD_BUCK

SW_BUCK

PGND_BUCK

FB_BUCK

VDD_BST

SW_BST

VOUT_BST

PGND_BST

FB_BST

VDD_LDO0

VLDO0

VDD_LDO1

VLDO1

VDD_LDO2

VLDO2

NDA Confidential

USB

1.0µF

Vdd_sys

Vo_buck

0.6V – 2.1V

300mA

Vdd_sys

Vo_boost

4.5V – 18V

Vdd_sys

VLDO0

0.8V – 3.15V

150mA

VLDO1

0.8V – 3.3V

150mA

VLDO2

0.8V – 3.3V

150mA

28-Oct-2018