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參數(shù)資料
| 型號(hào)： | LTC4065EDC-4.4#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6 |
| 封裝： | 2 X 2 MM, LEAD FREE, PLASTIC, MO-229WCCD-2, DFN-6 |
| 文件頁(yè)數(shù)： | 9/16頁(yè) |
| 文件大?。?/td> | 178K |
| 代理商： | LTC4065EDC-4.4#PBF |
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2
LTC4065-4.4
406544f
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
VEN = 5V
●
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
VEN = VCC
●
–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
VMSH
Manual Shutdown High Voltage
VEN Rising
1
V
VMSL
Manual Shutdown Low Voltage
VEN Falling
0.6
V
REN
EN Pin Input Resistance
●
0.95
1.5
3.3
M
VCC
t < 1ms and Duty Cycle < 1% ................. – 0.3V to 7V
Steady State ........................................... – 0.3V to 6V
BAT, CHRG ................................................. –0.3V to 6V
EN, PROG ....................................... –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)
The
● denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VCC = 5V, VBAT = 3.8V, VEN = 0V unless otherwise specified. (Note 2)
ELECTRICAL CHARACTERISTICS
TJMAX = 125°C, θJA = 60°C/W (NOTE 3)
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
ORDER PART NUMBER
DC PART MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LCKR
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
EN
VCC
LTC4065EDC-4.4
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