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DA9155M Datasheet(PDF) 9 Page - Dialog Semiconductor

Part # DA9155M
Description  2.5 A Companion Charger for rapid charging
PDF  36 Pages
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Manufacturer  DIALOG [Dialog Semiconductor]
Direct Link  http://www.dialog-semiconductor.com/
Logo DIALOG - Dialog Semiconductor

DA9155M Datasheet(HTML) 9 Page - Dialog Semiconductor

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DA9155M
2.5 A Companion Charger for rapid charging
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:
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:
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
Ω
Inductor value
LBUCK
0.47
µH
Inductor resistance
LESR
24
m
Ω
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
Datasheet
v3.05
22-July-2016
CFR0011-120-00 Rev 5
9 of 36
© 2016 Dialog Semiconductor



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