Datasheet Linear Technology LTC3561A — 数据表
| 制造商 | Linear Technology |
| 系列 | LTC3561A |
1A，4MHz同步降压DC / DC转换器
数据表
Datasheet LTC3561A
PDF, 364 Kb, 语言: en, 文件上传: Sep 22, 2017, 页数: 20
1A, 4MHz, Synchronous Step-Down DC/DC Converter
1A, 4MHz, Synchronous Step-Down DC/DC Converter
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| LTC3561AEDD#PBF | LTC3561AEDD#TRPBF | LTC3561AIDD#PBF | LTC3561AIDD#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 3x3 DFN-8 包装外形图 | 3x3 DFN-8 包装外形图 | 3x3 DFN-8 包装外形图 | 3x3 DFN-8 包装外形图 |
| Package Code | DD | DD | DD | DD |
| Package Index | 05-08-1698 | 05-08-1698 | 05-08-1698 | 05-08-1698 |
| Pin Count | 8 | 8 | 8 | 8 |
参数化
| Parameters / Models | LTC3561AEDD#PBF | LTC3561AEDD#TRPBF | LTC3561AIDD#PBF | LTC3561AIDD#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1072B | DC1072B | DC1072B | DC1072B |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no | no |
| Features | Burst Mode, Resistor Set Frequency, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, 100% Duty Cycle |
| Frequency, kHz | 4000 | 4000 | 4000 | 4000 |
| Frequency Adjust Range | 200kHz to 4MHz | 200kHz to 4MHz | 200kHz to 4MHz | 200kHz to 4MHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 0.33 | 0.33 | 0.33 | 0.33 |
| Max Phases | 1 | 1 | 1 | 1 |
| Monolithic | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 1 | 1 | 1 | 1 |
| Polyphase | no | no | no | no |
| Switch Current, A | 2 | 2 | 2 | 2 |
| Synchronous | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck |
| Vin Max, V | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin Min, V | 2.5 | 2.5 | 2.5 | 2.5 |
| Vout Max, V | 5 | 5 | 5 | 5 |
| Vout Maximum | Vin | Vin | Vin | Vin |
| Vout Min, V | 0.8 | 0.8 | 0.8 | 0.8 |
| Vref Accuracy Over Temp, % | 2 | 2 | 2 | 2 |
生态计划
| LTC3561AEDD#PBF | LTC3561AEDD#TRPBF | LTC3561AIDD#PBF | LTC3561AIDD#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
模型线
系列: LTC3561A (4)
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck