Datasheet Linear Technology LTC3646-1 — 数据表
制造商 | Linear Technology |
系列 | LTC3646-1 |
40V,1A同步降压转换器
数据表
Datasheet LTC3646, LTC3646-1
PDF, 596 Kb, 语言: en, 文件上传: Sep 22, 2017, 页数: 28
40V, 1A Synchronous Step-Down Converter
40V, 1A Synchronous Step-Down Converter
从文件中提取
价格
打包
LTC3646EDE-1#PBF | LTC3646EDE-1#TRPBF | LTC3646EMSE-1#PBF | LTC3646EMSE-1#TRPBF | LTC3646HDE-1#PBF | LTC3646HDE-1#TRPBF | LTC3646HMSE-1#PBF | LTC3646HMSE-1#TRPBF | LTC3646IDE-1#PBF | LTC3646IDE-1#TRPBF | LTC3646IMSE-1#PBF | LTC3646IMSE-1#TRPBF | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
Package | 4x3 DFN-14 包装外形图 | 4x3 DFN-14 包装外形图 | MS-16E 包装外形图 | MS-16E 包装外形图 | 4x3 DFN-14 包装外形图 | 4x3 DFN-14 包装外形图 | MS-16E 包装外形图 | MS-16E 包装外形图 | 4x3 DFN-14 包装外形图 | 4x3 DFN-14 包装外形图 | MS-16E 包装外形图 | MS-16E 包装外形图 |
Package Code | DE | DE | MSE | MSE | DE | DE | MSE | MSE | DE | DE | MSE | MSE |
Package Index | 05-08-1708 | 05-08-1708 | 05-08-1667 | 05-08-1667 | 05-08-1708 | 05-08-1708 | 05-08-1667 | 05-08-1667 | 05-08-1708 | 05-08-1708 | 05-08-1667 | 05-08-1667 |
Pin Count | 14 | 14 | 16 | 16 | 14 | 14 | 16 | 16 | 14 | 14 | 16 | 16 |
参数化
Parameters / Models | LTC3646EDE-1#PBF | LTC3646EDE-1#TRPBF | LTC3646EMSE-1#PBF | LTC3646EMSE-1#TRPBF | LTC3646HDE-1#PBF | LTC3646HDE-1#TRPBF | LTC3646HMSE-1#PBF | LTC3646HMSE-1#TRPBF | LTC3646IDE-1#PBF | LTC3646IDE-1#TRPBF | LTC3646IMSE-1#PBF | LTC3646IMSE-1#TRPBF |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Architecture | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode | Constant Frequency Controlled On-Time Current Mode |
Demo Boards | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B | DC1731A-A,DC1731A-B,DC1820A-A,DC1820A-B |
Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
Export Control | no | no | no | no | no | no | no | no | no | no | no | no |
Features | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good | Resistor Set Frequency, External Synchronization, Burst Mode, Power Good |
Frequency, kHz | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 |
Frequency Adjust Range | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz |
Frequency Sync Range | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz |
Integrated Inductor | no | no | no | no | no | no | no | no | no | no | no | no |
Ishutdown, µA | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Isupply, mA | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 | 0.140 |
Max Phases | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Monolithic | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Operating Temperature Range, °C | 0 to 85 | 0 to 85 | 0 to 85 | 0 to 85 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
Output Current, A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Polyphase | no | no | no | no | no | no | no | no | no | no | no | no |
Switch Current, A | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 |
Synchronous | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
Vin Max, V | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
Vin Min, V | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Vout Max, V | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Vout Maximum | 15V | 15V | 15V | 15V | 15V | 15V | 15V | 15V | 15V | 15V | 15V | 15V |
Vout Min, V | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
Vref Accuracy Over Temp, % | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
生态计划
LTC3646EDE-1#PBF | LTC3646EDE-1#TRPBF | LTC3646EMSE-1#PBF | LTC3646EMSE-1#TRPBF | LTC3646HDE-1#PBF | LTC3646HDE-1#TRPBF | LTC3646HMSE-1#PBF | LTC3646HMSE-1#TRPBF | LTC3646IDE-1#PBF | LTC3646IDE-1#TRPBF | LTC3646IMSE-1#PBF | LTC3646IMSE-1#TRPBF | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
其他选择
模型线
系列: LTC3646-1 (12)
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck | High Input Voltage Buck
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators