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參數(shù)資料
| 型號： | LTC4007EUFD-1#TRPBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 4A, High Efficiency, Standalone Li-Ion Battery Charger; Package: QFN; No of Pins: 24; Temperature Range: -40°C to +125°C |
| 中文描述： | BATTERY CHARGE CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PQCC24 |
| 封裝： | 4 X 5 MM, LEAD FREE, PLASTIC, QFN-24 |
| 文件頁數(shù)： | 12/24頁 |
| 文件大?。?/td> | 269K |
| 代理商： | LTC4007EUFD-1#TRPBF |
2
LTC4007-1
40071f
(Note 1)
Voltage from DCIN, CLP, CLN to GND ....... + 32V/– 0.3V
PGND with Respect to GND .................................
±0.3V
CSP, BAT to GND ....................................... +28V/– 0.3V
CHEM, 3C4C, RT to GND .............................. +7V/–0.3V
NTC ............................................................ +10V/– 0.3V
ACP, SHDN, CHG, FLAG,
FAULT, LOBAT, ICL .............................................. + 32V/–0.3V
CLP to CLN ...........................................................
±0.5V
Operating Ambient Temperature Range
(Note 4) ............................................. – 40
°C to 85°C
Operating Junction Temperature ......... – 40
°C to 125°C
Storage Temperature Range ................. – 65
°C to 125°C
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
The
● denotes specifications which apply over the full operating
temperature range (Note 4), otherwise specifications are at TA = 25°C. VDCIN = 20V, VBAT = 12V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
TJMAX = 125°C, θJA = 90°C/W
EXPOSED PAD (PIN 25), GND AND PGND SHOULD BE CONNECTED
TOGETHER WITH A LOW OHMIC CONNECTION.
ORDER PART NUMBER
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC4007EUFD-1
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/
UFD PART MARKING
40071
8
9
TOP VIEW
UFD PACKAGE
24-LEAD (4mm
× 5mm) PLASTIC QFN
10 11 12
24
25
23 22 21 20
6
5
4
3
2
1
ACP
RT
FAULT
GND
3C4C
LOBAT
NTC
NC
PGND
TGATE
CLN
CLP
FLAG
CHEM
CHG
DCIN
SHDN
INFET
BGATE
ITH
PROG
I CL
CSP
BAT
7
14
15
16
17
18
19
13
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DCIN Operating Range
628
V
IQ
Operating Current
Sum of Current from CLP, CLN , DCIN
3
5
mA
VTOL
Charge Voltage Accuracy
Nominal Values: 12.3V, 12.6V, 16.4V, 16.8V
–0.8
0.8
%
(Note 2)
●
–1.0
1.0
%
ITOL
Charge Current Accuracy (Note 3)
VCSP – VBAT Target = 100mV
– 4
4
%
●
–5
5
%
VBAT < 6V, VCSP – VBAT Target = 10mV
±60
%
6V
≤ VBAT ≤ VLOBAT, VCSP – VBAT
±35
%
Target = 10mV
TSAMPLE
Measured Sample Time
RRT = 1190k
●
42
60
ms
Shutdown
Battery Leakage Current
DCIN = 0V
●
20
35
A
SHDN = 3V
●
–10
10
A
UVLO
Undervoltage Lockout Threshold
DCIN Rising, VBAT = 0
●
4.2
4.7
5.5
V
Shutdown Threshold at SHDN
●
1
1.6
2.5
V
SHDN Pin Current
–10
A
Operating Current in Shutdown
VSHDN = 0V, Sum of Current from CLP,
2
3
mA
CLN, DCIN
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相關(guān)代理商/技術(shù)參數(shù) |
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| LTC4008 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:4A, High Efficiency, Standalone Li Battery Charger |
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