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参数资料
| 型号： | LTC3805IMSE-5#TRMPBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封装： | LEAD FREE, PLASTIC, MSOP-10 |
| 文件页数： | 12/20页 |
| 文件大小： | 203K |
| 代理商： | LTC3805IMSE-5#TRMPBF |
LTC3805-5
2
38055fb
ABSOLUTE MAXIMUM RATINGS
VCC to GND
Low Impedance Source ........................ –0.3V to 8.8V
Current Fed ........................................25mA into VCC*
SYNC ........................................................... –0.3V to 6V
SSFLT........................................................... –0.3V to 5V
FB, ITH, FS................................................. –0.3V to 3.5V
RUN ........................................................... –0.3V to 18V
OC, ISENSE .................................................... –0.3V to 1V
(Note 1)
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VTURNON
VCC Turn-On Voltage
VCC Rising
l
4.3
4.5
4.7
V
VTURNOFF
VCC Turn-Off Voltage
VCC Falling
l
3.75
3.95
4.15
V
VHYST
VCC Hysteresis
0.55
V
VCLAMP1mA
VCC Shunt Regulator Voltage
ICC = 1mA, VRUN = 0
l
8.8
9.25
9.65
V
VCLAMP25mA
VCC Shunt Regulator Voltage
ICC = 25mA, VRUN = 0
l
8.9
9.5
9.9
V
The
l denotes the specications which apply over the full operating
junction temperature range, otherwise specications are at TA = 25°C, VCC = 5V, unless otherwise noted (Note 2).
Operating Junction Temperature Range (Notes 2, 3)
E-Grade................................................–40°C to 85°C
I-Grade............................................... –40°C to 125°C
H-Grade ............................................. –40°C to 150°C
Junction Temperature ........................................... 125°C
Storage Temperature Range...................–65°C to 125°C
Lead Temperature (Soldering, 10 sec)
LTC3805EMSE-5 Only....................................... 300°C
*LTC3805-5 internal clamp circuit regulates VCC voltage to 9.5V
TOP VIEW
DD PACKAGE
10-LEAD (3mm
3mm) PLASTIC DFN
10
11
9
6
7
8
4
5
3
2
1
GATE
VCC
OC
ISENSE
SYNC
SSFLT
ITH
FB
RUN
FS
TJMAX = 125°C, θJA = 45°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE CONNECTED TO GND
1
2
3
4
5
SSFLT
ITH
FB
RUN
FS
10
9
8
7
6
GATE
VCC
OC
ISENSE
SYNC
TOP VIEW
MSE PACKAGE
10-LEAD PLASTIC MSOP
11
TJMAX = 125°C, θJA = 45°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE CONNECTED TO GND
PIN CONFIGURATION
Lead Free Finish
TAPE AND REEL (MINI)
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3805EMSE-5#TRMPBF
LTC3805EMSE-5#TRPBF
LTDGX
10-Lead Plastic MSOP
–40°C to 85°C
LTC3805IMSE-5#TRMPBF
LTC3805IMSE-5#TRPBF
LTDGX
10-Lead Plastic MSOP
–40°C to 125°C
LTC3805HMSE-5#TRMPBF LTC3805HMSE-5#TRPBF
LTDGX
10-Lead Plastic MSOP
–40°C to 150°C
LTC3805EDD-5#TRMPBF
LTC3805EDD-5#TRPBF
LDHB
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 85°C
LTC3805IDD-5#TRMPBF
LTC3805IDD-5#TRPBF
LDHB
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 125°C
TRM = 500 pieces. *Temperature grades are identied by a label on the shipping container.
Consult LTC Marketing for parts specied with wider operating temperature ranges.
Consult LTC Marketing for information on lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ORDER INFORMATION
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