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| 型号： | LTC4011CFE#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/26页 |
| 文件大小： | 0K |
| 描述： | IC BATT CHARGER HIEFF 20TSSOP |
| 标准包装： | 74 |
| 功能： | 充电管理 |
| 电池化学： | 镍镉（NiCd）、镍金属氢化物（NiMH） |
| 电源电压： | 4.5 V ~ 34 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-TSSOP（0.173"，4.40mm 宽）裸露焊盘 |
| 供应商设备封装： | 20-TSSOP-EP |
| 包装： | 管件 |
| 产品目录页面： | 1341 (CN2011-ZH PDF) |
LTC4011
20-LEAD PLASTIC TSSOP
ABSOLUTEMAXIMUMRATINGS
(Note 1)
V CC (Input Supply) to GND......................... –0.3V to 36V
DCIN to GND .............................................. –0.3V to 36V
FAULT , CHRG , V CELL , V CDIV , SENSE, BAT, TOC
or READY to GND ........................... –0.3V to V CC + 0.3V
SENSE to BAT ........................................................±0.3V
CHEM, V TEMP or TIMER to GND................ –0.3V to 3.5V
PGND to GND.........................................................±0.3V
Operating Ambient Temperature Range
(Note 2)........................................................ 0°C to 85°C
Operating Junction Temperature (Note 3) ............. 125°C
Storage Temperature Range................... – 65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
PIN CONFIGURATION
TOP VIEW
DCIN 1 20 INFET
FAULT 2 19 READY
CHRG 3 18 V CC
CHEM 4 17 TGATE
GND 5 16 PGND
21
V RT 6 15 BGATE
V TEMP 7 14 INTV DD
V CELL 8 13 TOC
V CDIV 9 12 BAT
TIMER 10 11 SENSE
FE PACKAGE
T JMAX = 125°C, θ JA = 38°C/W
EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB
TO OBTAIN SPECIFIED THERMAL RESISTANCE
LEAD FREE FINISH
LTC4011CFE#PBF
LEAD BASED FINISH
LTC4011CFE
TAPE AND REEL
LTC4011CFE#TRPBF
TAPE AND REEL
LTC4011CFE#TR
PART MARKING
LTC4011CFE
PART MARKING
LTC4011CFE
PACKAGE DESCRIPTION
20-Lead Plastic TSSOP
PACKAGE DESCRIPTION
20-Lead Plastic TSSOP
TEMPERATURE RANGE
0°C to 85°C
TEMPERATURE RANGE
0°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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/
ELECTRICAL CHARACTERISTICS (Note 4) The L indicates specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25°C. V CC = 12V, BAT = 4.8V, GND = PGND = 0V, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V CC Supply
V CC
I SHDN
Input Voltage Range
Shutdown Quiescent Current (Note 5)
V CC = BAT = 4.8V
l
4.5
5
34
10
V
μA
I Q
I CC
Quiescent Current
Operating Current
Waiting to Charge (Pause)
Fast Charge State, No Gate Load
l
l
3
5
5
9
mA
mA
V UVLO
Undervoltage Threshold Voltage
V CC Increasing
l
3.85
4.2
4.45
V
V UV(HYST)
Undervoltage Hysteresis Voltage
170
mV
V SHDNI
V SHDND
V CE
Shutdown Threshold Voltage
Shutdown Threshold Voltage
Charge Enable Threshold Voltage
DCIN – V CC , DCIN Increasing
DCIN – V CC , DCIN Decreasing
V CC – BAT, V CC Increasing
l
l
l
5
–60
400
30
–25
510
60
–5
600
mV
mV
mV
INTV DD Regulator
V DD
I DD
Output Voltage
Short-Circuit Current (Note 6)
No Load
INTV DD = 0V
l
l
4.5
–100
5
–50
5.5
–10
V
mA
INTV DD(MIN) Output Voltage
V CC = 4.5V, I DD = –10mA
l
3.85
V
4011fb
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