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参数资料
| 型号： | LTC3873ITS8-5#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/16页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BST FLYBK TSOT23-8 |
| 标准包装： | 2,500 |
| PWM 型： | 电流模式 |
| 输出数： | 1 |
| 频率 - 最大： | 240kHz |
| 占空比： | 84% |
| 电源电压： | 4 V ~ 75 V |
| 降压： | 无 |
| 升压： | 是 |
| 回扫： | 是 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | SOT-23-8 薄型，TSOT-23-8 |
| 包装： | 带卷 (TR) |
LTC3873-5
ABSOLUTE MAXIMUM RATINGS
V CC to GND
(Note 1)
Operating Temperature Range (Note 2)
Low Impedance Source ........................... –0.3V to 9V
Current Fed ..........................................25mA Into V CC
RUN/SS........................................................ –0.3V to 9V
IPRG Voltage................................. –0.3V to (V CC + 0.3V)
V FB , I TH Voltages ....................................... –0.3V to 2.4V
SW Voltage ................................................ –0.3V to 60V
LTC3873E-5 ......................................... –40°C to 85°C
LTC3873I-5 ........................................ –40°C to 125°C
Junction Temperature (Note 3) ............................. 125°C
Storage Temperature Range................... –65°C to 125°C
Lead Temperature (Soldering, 10 sec)
TS8 Package ..................................................... 300°C
PIN CONFIGURATION
TOP VIEW
TOP VIEW
IPRG 1
I TH 2
V FB 3
GND 4
8 SW
7 RUN/SS
6 V CC
5 NGATE
GND 1
V FB 2
I TH 3
IPRG 4
9
8
7
6
5
NGATE
V CC
RUN/SS
SW
TS8 PACKAGE
8-LEAD PLASTIC TSOT-23
DDB PACKAGE
T JMAX = 125°C, θ JA = 230°C/W
8-LEAD (3mm
2mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 76°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC3873ETS8-5#PBF
LTC3873ITS8-5#PBF
LTC3873EDDB-5#PBF
LTC3873IDDB-5#PBF
LEAD BASED FINISH
LTC3873ETS8-5
LTC3873ITS8-5
LTC3873EDDB-5
LTC3873IDDB-5
TAPE AND REEL
LTC3873ETS8-5#TRPBF
LTC3873ITS8-5#TRPBF
LTC3873EDDB-5#TRPBF
LTC3873IDDB-5#TRPBF
TAPE AND REEL
LTC3873ETS8-5#TR
LTC3873ITS8-5#TR
LTC3873EDDB-5#TR
LTC3873IDDB-5#TR
PART MARKING*
LTCSP
LTCSP
LCSM
LCSM
PART MARKING*
LTCSP
LTCSP
LCSM
LCSM
PACKAGE DESCRIPTION
8-Lead Plastic TSOT-23
8-Lead Plastic TSOT-23
8-Lead (3mm × 2mm) Plastic DFN
8-Lead (3mm × 2mm) Plastic DFN
PACKAGE DESCRIPTION
8-Lead Plastic TSOT-23
8-Lead Plastic TSOT-23
8-Lead (3mm × 2mm) Plastic DFN
8-Lead (3mm × 2mm) Plastic DFN
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges. *The temperature grade is identi?ed by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speci?cations, go to: http://www.linear.com/tapeandreel/
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