Datasheet Linear Technology LTC3634 — 数据表
| 制造商 | Linear Technology |
| 系列 | LTC3634 |
用于DDR电源的15V双路3A单片降压稳压器
数据表
LTC3634 - 15V Dual 3A Monolithic Step-Down Regulator for DDR Power
PDF, 461 Kb, 修订版: C, 文件上传: Sep 22, 2017
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| LTC3634EFE#PBF | LTC3634EFE#TRPBF | LTC3634EUFD#PBF | LTC3634EUFD#TRPBF | LTC3634HFE#PBF | LTC3634HFE#TRPBF | LTC3634HUFD#PBF | LTC3634HUFD#TRPBF | LTC3634IFE#PBF | LTC3634IFE#TRPBF | LTC3634IUFD#PBF | LTC3634IUFD#TRPBF | LTC3634MPFE#PBF | LTC3634MPFE#TRPBF | LTC3634MPUFD#PBF | LTC3634MPUFD#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Package | TSSOP-28 包装外形图 | TSSOP-28 包装外形图 | 4x5 QFN-28 包装外形图 | 4x5 QFN-28 包装外形图 | TSSOP-28 包装外形图 | TSSOP-28 包装外形图 | 4x5 QFN-28 包装外形图 | 4x5 QFN-28 包装外形图 | TSSOP-28 包装外形图 | TSSOP-28 包装外形图 | 4x5 QFN-28 包装外形图 | 4x5 QFN-28 包装外形图 | TSSOP-28 包装外形图 | TSSOP-28 包装外形图 | 4x5 QFN-28 包装外形图 | 4x5 QFN-28 包装外形图 |
| Package Code | FE | FE | UFD | UFD | FE | FE | UFD | UFD | FE | FE | UFD | UFD | FE | FE | UFD | UFD |
| Package Index | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1712 | 05-08-1712 | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1712 | 05-08-1712 | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1712 | 05-08-1712 | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1712 | 05-08-1712 |
| Pin Count | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
参数化
| Parameters / Models | LTC3634EFE#PBF | LTC3634EFE#TRPBF | LTC3634EUFD#PBF | LTC3634EUFD#TRPBF | LTC3634HFE#PBF | LTC3634HFE#TRPBF | LTC3634HUFD#PBF | LTC3634HUFD#TRPBF | LTC3634IFE#PBF | LTC3634IFE#TRPBF | LTC3634IUFD#PBF | LTC3634IUFD#TRPBF | LTC3634MPFE#PBF | LTC3634MPFE#TRPBF | LTC3634MPUFD#PBF | LTC3634MPUFD#TRPBF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A | DC1708A,DC1839A |
| Design Tools | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model | LTspice Model,LTpowerCAD Model |
| Export Control | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no |
| Features | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good | DDR Mode, Resistor Set Frequency, External Synchronization, Power Good |
| Frequency, kHz | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 |
| Frequency Adjust Range | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz |
| Frequency Sync Range | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz | 500kHz - 4MHz |
| Integrated Inductor | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no |
| Ishutdown, µA | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Isupply, mA | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 |
| Max Phases | 1 | 1 | 1 | 1 | 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 | yes | yes | yes | yes |
| Number of Outputs | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| 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 | -55 to 125 | -55 to 125 | -55 to 125 | -55 to 125 |
| Output Current, A | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Output Current 2, A | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Output Current 3, A | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 | 0.010 |
| Polyphase | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no |
| Switch Current, A | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 |
| Switch Current 2, A | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 |
| Synchronous | yes | yes | yes | yes | 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 | Buck | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Topology 2 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Topology 3 | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO | LDO |
| Vin Max, V | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Vin Min, V | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 |
| Vout Max, V | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Vout Max 2, V | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Vout Max 3, V | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Vout Maximum | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V | 3V |
| 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 | 0.6 | 0.6 | 0.6 | 0.6 |
| Vout Min 2, V | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Vout Min 3, V | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
生态计划
| LTC3634EFE#PBF | LTC3634EFE#TRPBF | LTC3634EUFD#PBF | LTC3634EUFD#TRPBF | LTC3634HFE#PBF | LTC3634HFE#TRPBF | LTC3634HUFD#PBF | LTC3634HUFD#TRPBF | LTC3634IFE#PBF | LTC3634IFE#TRPBF | LTC3634IUFD#PBF | LTC3634IUFD#TRPBF | LTC3634MPFE#PBF | LTC3634MPFE#TRPBF | LTC3634MPUFD#PBF | LTC3634MPUFD#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
模型线
系列: LTC3634 (16)
制造商分类
- Power Management > Switching Regulator > DDR Memory/Bus Termination
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators