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参数资料
| 型号： | LTC3642IMS8E-5#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/22页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC 5V 50MA 8MSOP |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 固定 |
| 输出数： | 1 |
| 输出电压： | 5V |
| 输入电压： | 4.5 V ~ 45 V |
| PWM 型： | Burst Mode? |
| 电流 - 输出： | 50mA |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽）裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 8-MSOP-EP |
LTC3642
ABSOLUTE MAXIMUM RATINGS (Note 1)
V IN Supply Voltage ..................................... –0.3V to 60V
SW Voltage (DC) ........................... –0.3V to (V IN + 0.3V)
RUN Voltage .............................................. –0.3V to 60V
HYST, I SET , SS Voltages ............................... –0.3V to 6V
V FB ............................................................... –0.3V to 6V
V OUT (Fixed Output Versions)....................... –0.3V to 6V
Operating Junction Temperature Range
(Note 2).................................................. –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MS8E ................................................................ 300°C
PIN CONFIGURATION
TOP VIEW
SW
V IN
I SET
SS
1
2
3
4
TOP VIEW
9
GND
8
7
6
5
GND
HYST
V OUT /V FB
RUN
SW 1
V IN 2
I SET 3
SS 4
9
GND
8
7
6
5
GND
HYST
V OUT /V FB
RUN
MS8E PACKAGE
8-LEAD PLASTIC MSOP
T JMAX = 125°C, θ JA = 40°C/W, θ JC = 5°-10°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 43°C/W, θ JC = 3°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC3642EMS8E#PBF
LTC3642EMS8E-3.3#PBF
LTC3642EMS8E-5#PBF
LTC3642IMS8E#PBF
LTC3642IMS8E-3.3#PBF
LTC3642IMS8E-5#PBF
LTC3642EDD#PBF
LTC3642EDD-3.3#PBF
LTC3642EDD-5#PBF
LTC3642IDD#PBF
LTC3642IDD-3.3#PBF
LTC3642IDD-5#PBF
TAPE AND REEL
LTC3642EMS8E#TRPBF
LTC3642EMS8E-3.3#TRPBF
LTC3642EMS8E-5#TRPBF
LTC3642IMS8E#TRPBF
LTC3642IMS8E-3.3#TRPBF
LTC3642IMS8E-5#TRPBF
LTC3642EDD#TRPBF
LTC3642EDD-3.3#TRPBF
LTC3642EDD-5#TRPBF
LTC3642IDD#TRPBF
LTC3642IDD-3.3#TRPBF
LTC3642IDD-5#TRPBF
PART MARKING*
LTDTH
LTDYN
LTDYQ
LTDTH
LTDYN
LTDYQ
LDTJ
LDYM
LDYP
LDTJ
LDYM
LDYP
PACKAGE DESCRIPTION
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard 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/
3642fc
2
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