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参数资料
| 型号： | LTC4069EDC-4.4#TRMPBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6 |
| 封装： | 2 X 2 MM, LEAD FREE, PLASTIC, MO-229WCCD-2, DFN-6 |
| 文件页数： | 9/16页 |
| 文件大小： | 192K |
| 代理商： | LTC4069EDC-4.4#TRMPBF |
2
LTC4069-4.4
406944f
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
VCC Supply Voltage
(Note 4)
●
3.75
5.5
V
ICC
Quiescent VCC Supply Current
VBAT = 4.5V (Forces IBAT and IPROG = 0)
●
120
250
A
ICCMS
VCC Supply Current in Shutdown
Float PROG
●
20
40
A
ICCUV
VCC Supply Current in Undervoltage
VCC < VBAT, VCC = 3.5V, VBAT = 4V
●
611
A
Lockout
VFLOAT
VBAT Regulated Output Voltage
IBAT = 2mA
4.375
4.4
4.425
V
IBAT = 2mA, 0°C < TA < 85°C
4.358
4.4
4.442
V
IBAT
BAT Pin Current
RPROG = 10k (0.1%), Current Mode
●
88
100
112
mA
RPROG = 2k (0.1%), Current Mode
●
475
500
525
mA
IBMS
Battery Drain Current in Shutdown
Floating PROG, VCC > VBAT
●
–1
0
1
A
Mode
IBUV
Battery Drain Current in Undervoltage VCC = 3.5V, VBAT = 4V
●
014
A
Lockout
VUVLO
VCC Undervoltage Lockout Voltage
VCC Rising
●
3.4
3.6
3.8
V
VCC Falling
●
2.8
3.0
3.2
V
VPROG
PROG Pin Voltage
RPROG = 2k, IPROG = 500A
●
0.98
1
1.02
V
RPROG = 10k, IPROG = 100A
●
0.98
1
1.02
V
VASD
Automatic Shutdown Threshold
(VCC – VBAT), VCC Low to High
60
80
100
mV
Voltage
(VCC – VBAT), VCC High to Low
15
30
45
mV
IPROG
PROG Pin Pull-Up Current
VPROG > 1V
3
A
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 ............................................... 800
A
Junction Temperature (Note 6) ............................ 125
°C
Operating Temperature Range (Note 2) .. – 40
°C to 85°C
Storage Temperature Range ................ – 65
°C to 125°C
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
(Note 1)
TJMAX = 125°C, θJA = 60°C/W (NOTE 3)
EXPOSED PAD (PIN 7) IS GND
MUST BE SOLDERED TO PCB
The
● 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
ORDER PART NUMBER
DC PART MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
TOP VIEW
7
DC PACKAGE
6-LEAD (2mm
× 2mm) PLASTIC DFN
4
5
6
3
2
1
GND
CHRG
BAT
PROG
NTC
VCC
LCKQ
LTC4069EDC-4.4
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