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APM8601 датащи(PDF) 6 Page - Diodes Incorporated

номер детали APM8601
подробное описание детали  DUAL CHANNEL SINGLE CELL LINEAR LITHIUM BATTERY CHARGER WITH 28V
PDF  14 Pages
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производитель  DIODES [Diodes Incorporated]
домашняя страница  http://www.diodes.com
Logo DIODES - Diodes Incorporated

APM8601 датащи(HTML) 6 Page - Diodes Incorporated

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APM8601
DUAL CHANNEL SINGLE CELL LINEAR LITHIUM BATTERY
CHARGER WITH 28V OVP and PROGRAMMABLE CHARGE
TIMER
APM8601
Document number: DS35138 Rev. 1 - 2
6 of 14
www.diodes.com
December 2010
© Diodes Incorporated
Electrical Characteristics (Continued)
APM8601 is tested at VDC = VUSB = 5V, VBAT = 4V, V EN = 0V, RSETI = 2kΩ, CCT = 68nF, at an ambient temperature of +25°C
unless otherwise noted.
Symbol
Parameter
Test Conditions
Min
Typ.
Max
Unit
EN , USEL
Logic Input Thresholds
Rising
1.6
V
Falling
0.4
Logic Input Leakage Current
EN
V
= VUSEL = 0 to 5.5V,
TA = 25ºC
0.001
1
µA
POK , CHG , FLT
Logic Output Voltage, Low
1mA
I
I
I
FLT
CHG
POK
=
=
=
12
100
mV
Logic Output Leakage Current,
High
5.5V
V
V
V
FLT
CHG
POK
=
=
=
VDC = VUSB = 0V
TA = +25°C
0.001
1
µA
ITOPOFF
CHG / Top-Off Threshold
IBAT falling,
battery is
charged
RSETI = 1.5kΩ
75
mA
RSETI = 2.0kΩ
37.5
56.25
75
RSETI = 5.0kΩ
22.5
RTHM_Pullup
Internal Pullup Resistance
10
k
Ω
RTHM
THM Resistance, Hot
RTHM falling, 420Ω hyst. (typ.)
3.72
3.94
4.13
k
Ω
THM Resistance, Cold
RTHM rising, 2.7kΩ hyst. (typ.)
26.7
28.3
29.7
k
Ω
THM Resistance, Disabled
RTHM falling, 230Ω hyst. (typ.)
260
315
370
Ω
CTaccu
Charge Timer Accuracy
CCT = 68nF
-20
+20
%
TLPrequal
Prequal Time Limit
From entering prequal to FLT
going low, VBAT < 3V
34.8
min
TLCHG
Charge Time Limit
From entering fast-charge to
FLT
going low, 3V < VBAT <
4.2V
334
min
TLTop_off
Top-Off Time Limit
From CHG going high to
charger disabled
34.8
min
THFBtemp
Thermal Foldback Threshold
Temperature
Junction temperature beyond
which the charge current is
reduced, TJ rising
+100
ºC
THFBGain
Thermal Foldback Gain
Reduction of IBAT for increase
in TJ (using VDC), RSETI =
1.5k
Ω
5
%/ºC



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