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參數(shù)資料
| 型號： | LTC4001-1EUF#TRPBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC16 |
| 封裝： | 4 X 4 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, MO-220WGGC, QFN-16 |
| 文件頁數(shù)： | 12/20頁 |
| 文件大?。?/td> | 227K |
| 代理商： | LTC4001-1EUF#TRPBF |
2
LTC4001-1
40011f
ABSOLUTE
AXI U
RATI GS
W
WW
U
(Note 1)
TJMAX = 125°C, θJA = 37°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
16 15 14 13
5
6
7
8
TOP VIEW
17
UF PACKAGE
16-LEAD (4mm
× 4mm) PLASTIC QFN
9
10
11
12
4
3
2
1
BAT
SENSE
PGND
GNDSENS
PROG
NTC
FAULT
VINSENSE
BATSENS
TIMER
SS
IDET
SW
EN
CHRG
PV
IN
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Supply Voltage
(Note 2)
4
5.5
V
IIN
PVIN Connected to VINSENSE, PROG and IDET
2
mA
Pins Open, Charger On
Shutdown, EN = VIN
50
A
VFLOAT
VBAT Regulated Float Voltage
Measured from BATSENS to GNDSENS
●
4.059
4.1
4.141
V
4.079
4.1
4.121
V
IBAT
Current Mode Charge Current
RPROG = 549, VBAT = 3.5V
1.8
2
2.2
A
RPROG = 1.10k, VBAT = 3.5V
0.9
1
1.1
A
Shutdown, EN = VIN
±5
A
ITRIKL
Trickle Charge Current
VBAT = 2V
35
50
65
mA
VTRIKL
Trickle Charge Threshold
VBAT Rising
3.05
3.1
3.20
V
VBAT Falling
2.85
3.0
3.05
V
VUVL
VIN Undervoltage Lockout Voltage
VIN Rising, Measured from VINSENSE to GNDSENS
2.7
2.82
V
The
● denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VIN = 5V, VEN = 0V, RPROG = 549, RIDET = 549, unless otherwise specified.
ELECTRICAL CHARACTERISTICS
PVIN, VINSENSE
t < 1ms, DC < 1% .................................... –0.3V to 7V
Steady State ............................................ –0.3V to 6V
SW, SENSE, BAT, BATSENS, SS, FAULT, CHRG, EN,
NTC, PROG, IDET, TIMER Voltage .............. – 0.3V to 6V
Operating Temperature Range (Note 3) .. – 40
°C to 85°C
Operating Junction Temperature
(Note 5) ............................................... – 40
°C to 125°C
Storage Temperature Range ................ – 65
°C to 125°C
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC4001-1EUF#PBF
LTC4001-1EUF#TRPBF
40011
16-Lead (4mm
× 4mm) Plastic QFN
–40
°C to 85°C
ORDER I FOR ATIO
UU
W
PI CO FIGURATIO
UU
U
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on nonstandard 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/
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