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ADP3804JRU-125 Datasheet(PDF) 2 Page - Analog Devices

No. de pieza ADP3804JRU-125
Descripción Electrónicos  High Frequency Switch Mode Li-Ion Battery Charger
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ADP3804JRU-125 Datasheet(HTML) 2 Page - Analog Devices

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–2–
REV. PrI
ADP3804–SPECIFICATIONS1
PRELIMINAR
Y
TECHNICAL
DA
TA
Parameter
Conditions
Symbol
Min
Typ
Max
Units
BATTERY SENSE INPUT
ADP3804-12.6
VBAT
TA
= +25°C
VBAT
12.550
12.6
12.650
V
VBAT
5°C
£ TA £ 55°C
VBAT
12.524
12.676
V
VBAT
0°C
£ TA £ 85°CVBAT
12.505
12.695
V
VBAT
0°C
£ TA £ 100°C
VBAT
12.474
12.726
V
Input Resistance
Part in Operation
RBAT
400
500
k
W
Input Current
Part in Shutdown
IBAT(SD)
0.2
1.0
mA
BATTERY SENSE INPUT
ADP3804-12.5
VBAT
TA
= +25°C
VBAT
12.475
12.525
12.575
V
VBAT
5°C
£ TA £ 55°C
VBAT
12.450
12.600
V
VBAT
0°C
£ TA £ 85°CVBAT
12.430
12.620
V
VBAT
0°C
£ TA £ 100°C
VBAT
12.400
12.650
V
Input Resistance
Part in Operation
RBAT
400
500
k
W
Input Current
Part in Shutdown
IBAT(SD)
0.2
1.0
mA
BATTERY SENSE INPUT
ADP3804
VBAT
TA
= +25°C
VBAT
2.490
2.500
2.510
V
VBAT
0°C
£ TA £ 85°CVBAT
2.481
2.519
V
VBAT
0°C
£ TA £ 100°C
VBAT
2.475
2.525
V
Input Current
0.2
1.0
mA
OSCILLATOR
Maximum Frequency
2
fCT
1000
kHz
Frequency Variation
3
CT = 150 pF
fCT
215
250
285
kHz
CT Charge Current
ICT
130
150
170
mA
0% Duty Cycle Threshold
@ COMP Pin
1.0
V
Maximum Duty Cycle Threshold
@ COMP Pin
2.5
V
SYNC Input High
SYNCH
2.0
V
SYNC Input Low
SYNCL
0.8
V
SYNC Input Current
ISYNC
0.2
1.0
mA
GATE DRIVE
On Resistance
IL = 10 mA
RON
610
W
Rise, Fall Time
CL = 1 nF, DRVL and DRVH
tr , tf
35
ns
Overlap Protection Delay
DRVL Falling to DRVH Rising,
tOP
50
ns
DRVH Falling to DRVL Rising
SW Bias Current
Part in Shutdown, VSW = 12.6 V
0.2
1.0
µA
CURRENT SENSE AMPLIFIER
Input Common-mode Range
VCS+ and VCS–
VCS(CM)
0.0
VCC+0.3
V
Input Differential Mode Range
VCS
4
VCS(DM)
0.0
160
mV
Input Offset Voltage
5
0 V
£ VCS(CM) £ VCC
VCS(VOS)
1.0
mV
Gain5
25
V/V
Input Bias Current
0 V
£ VCS(CM) £ VCC, Part in Operation
VCS(IB)
50
100
µA
Input Offset Current
0 V
£ VCS(CM) £ VCC
VCS(IOS)
1.0
2.0
µA
Input Bias Current
Part in Shutdown
0.2
1.0
µA
SYSTEM CURRENT SENSE
6
Input Common Mode Range
SYS+ and SYS-
VSYS(CM)
4.0
VCC+0.3 V
Input Differential Range
(VSYS+) - (VSYS-)VSYS(DM)
0
100
mV
Input Offset Voltage
1.0
2.0
mV
Input Bias Current, SYS+
VSYS(DM) = 0 V, VSYS(CM) = 16 V
IB(SYS+)
50
100
mA
Input Bias Current, SYS-
VSYS(DM) = 0 V, VSYS(CM) = 16 V
IB(SYS–)
25
50
mA
Voltage Gain
10 V
£ VSYS(CM) £ VCC + 0.3V
48
50
52
V/V
Output Range
IL = 1 mA
7, V
SYS(CM) > 6 V
VISYS
0
5.0
V
Limit Output Threshold
VTH(LIMIT) 2.4
2.5
2.6
V
Limit Output Voltage
VISYS > VTH(LIMIT), ISINK = 1 mA
VO(LIMIT)
0.1
0.2
V
(@ 0 C
£ TA £ 100 C, VCC =16 V, unless otherwise noted)


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