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LTC4069 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4069
Description  Standalone 750mA Li-Ion Battery Charger in 2 2 DFN with NTC Thermistor Input
Download  18 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4069 Datasheet(HTML) 2 Page - Linear Technology

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LTC4069
2
4069fc
For more information www.linear.com/LTC4069
pin conFiguraTion
absoluTe MaxiMuM raTings
VCC
t < 1ms and Duty Cycle < 1% ................. –0.3V to 7V
Steady State............................................ –0.3V to 6V
BAT, CHRG .................................................. –0.3V to 6V
PROG, NTC ..................................... –0.3V to VCC + 0.3V
BAT Short-Circuit Duration............................Continuous
BAT Pin Current .................................................. 800mA
PROG Pin Current ................................................ 800µA
Junction Temperature (Note 6) ............................ 125°C
Operating Temperature Range (Note 2)....–40°C to 85°C
Storage Temperature Range.................. –65°C to 125°C
(Note 1)
orDer inForMaTion
TOP VIEW
7
DC PACKAGE
6-LEAD (2mm
× 2mm) PLASTIC DFN
4
5
6
3
2
1
GND
CHRG
BAT
PROG
NTC
VCC
TJMAX = 125°C, θJA = 60°C/W (NOTE 3)
EXPOSED PAD (PIN 7) IS GND
MUST BE SOLDERED TO PCB
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4069EDC#PBF
LTC4069EDC#TRPBF
LBZX
6-Lead (2mm
× 2mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
VCC Supply Voltage
(Note 4)
l
3.75
5.5
V
ICC
Quiescent VCC Supply Current
VBAT = 4.5V (Forces IBAT and IPROG = 0)
l
120
250
µA
ICCMS
VCC Supply Current in Shutdown
Float PROG
l
20
40
µA
ICCUV
VCC Supply Current in Undervoltage Lockout VCC < VBAT, VCC = 3.5V, VBAT = 4V
l
6
11
µA
VFLOAT
VBAT Regulated Output Voltage
IBAT = 2mA
IBAT = 2mA, 0°C < TA < 85°C
4.175
4.158
4.2
4.2
4.225
4.242
V
V
IBAT
BAT Pin Current
RPROG = 10k (0.1%), Current Mode
RPROG = 2k (0.1%), Current Mode
l
l
88
475
100
500
112
525
mA
mA
IBMS
Battery Drain Current in Shutdown Mode
Floating PROG, VCC > VBAT
l
–1
0
1
µA
IBUV
Battery Drain Current in Undervoltage
Lockout
VCC = 3.5V, VBAT = 4V
l
0
1
4
µA
VUVLO
VCC Undervoltage Lockout Voltage
VCC Rising
VCC Falling
l
l
3.4
2.8
3.6
3
3.8
3.2
V
V
VPROG
PROG Pin Voltage
RPROG = 2k, IPROG = 500µA
RPROG = 10k, IPROG = 100µA
l
l
0.98
0.98
1
1
1.02
1.02
V
V
VASD
Automatic Shutdown Threshold Voltage
(VCC – VBAT), VCC Low to High
(VCC – VBAT), VCC High to Low
60
15
80
30
100
45
mV
mV
The l denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VCC = 5V, VBAT = 3.8V, VNTC = 0V unless otherwise specified. (Note 2)
elecTrical characTerisTics


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