DA9155M

2.5 A Companion Charger for Rapid Charging

Datasheet

Revision 3.2

25-Feb-2022

CFR0011-120-00 Rev 5

9 of 37

© 2022 Renesas Electronics

7.2

VIN Monitoring

Unless otherwise noted, the following is valid for TA = -40 to +85 ºC, VIN = 4.3 to 13.5 V, VBAT = 2.6 to 4.4 V

Table 7: VIN Monitoring

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

VIN to VBAT threshold

VIN2BAT

Falling threshold

225

275

330

mV

VIN to VBAT hysteresis

VIN2BAT_HYST

130

mV

VIN overvoltage

threshold

VIN_OVLO

Rising threshold,

pulse width greater

than 3 µs

13.5

15

V

VIN overvoltage

hysteresis

VIN_OVLO_HYST

2%

VIN undervoltage

threshold

VIN_UVLO

Falling threshold

4.085

4.3

4.5

V

VIN undervoltage

hysteresis

VIN_UVLO_HYST

2%

VIN drop

threshold range

VIN_DROP

Falling threshold.

VIN_DROP=0x3B

12

V

Falling threshold.

VIN_DROP

=0x37

11.6

V

Falling threshold.

VIN_DROP=0x23

8.6

V

Falling threshold

VIN_DROP=0x00

4.3

V

VIN drop hysteresis

VIN_DROP_HYST

1.5%

VIN drop accuracy

VIN_DROP_ACC

Vin_drop <= 5.4V

-1.6%

+1.6%

Vin_drop > 5.4V

-1.9%

+1.9%

7.3

Buck Converter

Table 8: External Components

Parameter

Symbol

Test conditions

Min

Typ

Max

Unit

Input capacitor

CIN

10

µF

Output capacitor

COUT

Nominal

10

22

µF

Output capacitor ESR

CESR

3

m



Inductor value

LBUCK

0.47

µH

Inductor resistance

LESR

24

m



Unless otherwise noted, the following is valid for TA = -40 to +85 ºC, VIN = 4.3 to 13.5 V, VBAT = 2.6 to 4.4 V