Datasheet Linear Technology LTM4642 — 数据表
| 制造商 | Linear Technology |
| 系列 | LTM4642 |
20VIN，双路4A或单路8A DC / DC µModule稳压器
数据表
Datasheet LTM4642
PDF, 1.1 Mb, 语言: en, 文件上传: Sep 25, 2017, 页数: 32
20VIN, Dual 4A or Single 8A DC/DC μModule Regulator
20VIN, Dual 4A or Single 8A DC/DC μModule Regulator
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打包
| LTM4642EY#PBF | LTM4642IY | LTM4642IY#PBF | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Package | 11.25mm x 9mm x 4.92mm BGA 包装外形图 | 11.25mm x 9mm x 4.92mm BGA 包装外形图 | 11.25mm x 9mm x 4.92mm BGA 包装外形图 |
| Package Code | BGA | BGA | BGA |
| Package Index | 05-08-1961 | 05-08-1961 | 05-08-1961 |
| Pin Count | 56 | 56 | 56 |
参数化
| Parameters / Models | LTM4642EY#PBF | LTM4642IY | LTM4642IY#PBF |
|---|---|---|---|
| Architecture | Constant On-Time, Valley Current Mode | Constant On-Time, Valley Current Mode | Constant On-Time, Valley Current Mode |
| Demo Boards | DC2194A | DC2194A | DC2194A |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no |
| Features | Tracking, PolyPhase, PowerGood, External Synchronization, Resistor Set Frequency, Burst Mode | Tracking, PolyPhase, PowerGood, External Synchronization, Resistor Set Frequency, Burst Mode | Tracking, PolyPhase, PowerGood, External Synchronization, Resistor Set Frequency, Burst Mode |
| Frequency, kHz | 1400 | 1400 | 1400 |
| Frequency Adjust Range | 600kHz to 1.4MHz | 600kHz to 1.4MHz | 600kHz to 1.4MHz |
| Frequency Sync Range | 600kHz to 1.4MHz | 600kHz to 1.4MHz | 600kHz to 1.4MHz |
| Integrated Inductor | yes | yes | yes |
| Ishutdown, µA | 10 | 10 | 10 |
| Isupply, mA | 22 | 22 | 22 |
| Monolithic | yes | yes | yes |
| Number of Outputs | 2 | 2 | 2 |
| Operating Temperature Range, °C | 0 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 4 | 4 | 4 |
| Output Current 2, A | 4 | 4 | 4 |
| Polyphase | yes | yes | yes |
| Switch Current, A | 7 | 7 | 7 |
| Switch Current 2, A | 7 | 7 | 7 |
| Synchronous | yes | yes | yes |
| Topology | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck |
| Topology 2 | Buck | Buck | Buck |
| Vin Max, V | 20 | 20 | 20 |
| Vin Min, V | 4.5 | 4.5 | 4.5 |
| Vout Max, V | 5.5 | 5.5 | 5.5 |
| Vout Max 2, V | 5.5 | 5.5 | 5.5 |
| Vout Maximum | 5.5V | 5.5V | 5.5V |
| Vout Min, V | 0.6 | 0.6 | 0.6 |
| Vout Min 2, V | 0.6 | 0.6 | 0.6 |
| Vref Accuracy Over Temp, % | 1.5 | 1.5 | 1.5 |
生态计划
| LTM4642EY#PBF | LTM4642IY | LTM4642IY#PBF | |
|---|---|---|---|
| RoHS | Compliant | Not Compliant | Compliant |
模型线
系列: LTM4642 (3)
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck
- µModule Solutions > µModule Regulators > µModule Buck Regulators