Datasheet Linear Technology LTC3836 — 数据表
| 制造商 | Linear Technology |
| 系列 | LTC3836 |
双2相，无RSENSE低VIN同步控制器
数据表
Datasheet LTC3836
PDF, 474 Kb, 语言: en, 文件上传: Sep 23, 2017, 页数: 30
Dual 2-Phase, No RSENSE Low VIN Synchronous Controller
Dual 2-Phase, No RSENSE Low VIN Synchronous Controller
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| LTC3836EGN#PBF | LTC3836EGN#TRPBF | LTC3836EUFD#PBF | LTC3836EUFD#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | SSOP-28 包装外形图 | SSOP-28 包装外形图 | 4x5 QFN-28 包装外形图 | 4x5 QFN-28 包装外形图 |
| Package Code | GN | GN | UFD | UFD |
| Package Index | 05-08-1641 (GN28) | 05-08-1641 (GN28) | 05-08-1712 | 05-08-1712 |
| Pin Count | 28 | 28 | 28 | 28 |
参数化
| Parameters / Models | LTC3836EGN#PBF | LTC3836EGN#TRPBF | LTC3836EUFD#PBF | LTC3836EUFD#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1081A,DC1107A | DC1081A,DC1107A | DC1081A,DC1107A | DC1081A,DC1107A |
| Design Tools | LTspice Model | LTspice Model | LTspice Model | LTspice Model |
| Export Control | no | no | no | no |
| Features | No Rsense, PolyPhase, Tracking, External Synchronization, PLL, Resistor Set Frequency | No Rsense, PolyPhase, Tracking, External Synchronization, PLL, Resistor Set Frequency | No Rsense, PolyPhase, Tracking, External Synchronization, PLL, Resistor Set Frequency | No Rsense, PolyPhase, Tracking, External Synchronization, PLL, Resistor Set Frequency |
| Frequency, kHz | 750 | 750 | 750 | 750 |
| Frequency Adjust Range | 300kHz - 750kHz | 300kHz - 750kHz | 300kHz - 750kHz | 300kHz - 750kHz |
| Frequency Sync Range | 250kHz - 850kHz | 250kHz - 850kHz | 250kHz - 850kHz | 250kHz - 850kHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 6.5 | 6.5 | 6.5 | 6.5 |
| Isupply, mA | 0.45 | 0.45 | 0.45 | 0.45 |
| Max Phases | 2 | 2 | 2 | 2 |
| Monolithic | no | no | no | no |
| Number of Outputs | 2 | 2 | 2 | 2 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | 0 to 85 | 0 to 85 |
| Output Current, A | 20 | 20 | 20 | 20 |
| Output Current 2, A | 20 | 20 | 20 | 20 |
| Polyphase | yes | yes | yes | yes |
| Sense Resistor | None | None | None | None |
| Switch Current, A | 25 | 25 | 25 | 25 |
| Switch Current 2, A | 25 | 25 | 25 | 25 |
| Synchronous | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck | Buck |
| Topology 2 | Buck | Buck | Buck | Buck |
| Vin Max, V | 4.5 | 4.5 | 4.5 | 4.5 |
| Vin Min, V | 2.75 | 2.75 | 2.75 | 2.75 |
| Vout Max, V | 4.365 | 4.365 | 4.365 | 4.365 |
| Vout Maximum | .97Vin | .97Vin | .97Vin | .97Vin |
| Vout Min, V | 0.6 | 0.6 | 0.6 | 0.6 |
| Vout Min 2, V | .8 | .8 | .8 | .8 |
| Vref Accuracy Over Temp, % | 1.5 | 1.5 | 1.5 | 1.5 |
生态计划
| LTC3836EGN#PBF | LTC3836EGN#TRPBF | LTC3836EUFD#PBF | LTC3836EUFD#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
模型线
系列: LTC3836 (4)
制造商分类
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | External Power Switch Buck Controllers