Datasheet Linear Technology LT3692A — Ficha de datos
| Fabricante | Linear Technology |
| Serie | LT3692A |
Regulador de conmutación descendente monolítico de seguimiento dual 3.5A
Hojas de datos
Datasheet LT3692A
PDF, 742 Kb, Idioma: en, Archivo subido: sept 19, 2017, Páginas: 42
Monolithic Dual Tracking 3.5A Step-Down Switching Regulator
Monolithic Dual Tracking 3.5A Step-Down Switching Regulator
Extracto del documento
Embalaje
| LT3692AEFE#PBF | LT3692AEFE#TRPBF | LT3692AEUH#PBF | LT3692AEUH#TRPBF | LT3692AHFE#PBF | LT3692AHFE#TRPBF | LT3692AHUH#PBF | LT3692AHUH#TRPBF | LT3692AIFE#PBF | LT3692AIFE#TRPBF | LT3692AIUH#PBF | LT3692AIUH#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Package | TSSOP-38 Dibujo del esquema del paquete | TSSOP-38 Dibujo del esquema del paquete | 5x5 QFN-32 Dibujo del esquema del paquete | 5x5 QFN-32 Dibujo del esquema del paquete | TSSOP-38 Dibujo del esquema del paquete | TSSOP-38 Dibujo del esquema del paquete | 5x5 QFN-32 Dibujo del esquema del paquete | 5x5 QFN-32 Dibujo del esquema del paquete | TSSOP-38 Dibujo del esquema del paquete | TSSOP-38 Dibujo del esquema del paquete | 5x5 QFN-32 Dibujo del esquema del paquete | 5x5 QFN-32 Dibujo del esquema del paquete |
| Package Code | FE | FE | UH | UH | FE | FE | UH | UH | FE | FE | UH | UH |
| Package Index | 05-08-1772 | 05-08-1772 | 05-08-1693 | 05-08-1693 | 05-08-1772 | 05-08-1772 | 05-08-1693 | 05-08-1693 | 05-08-1772 | 05-08-1772 | 05-08-1693 | 05-08-1693 |
| Pin Count | 38 | 38 | 32 | 32 | 38 | 38 | 32 | 32 | 38 | 38 | 32 | 32 |
Paramétricos
| Parameters / Models | LT3692AEFE#PBF | LT3692AEFE#TRPBF | LT3692AEUH#PBF | LT3692AEUH#TRPBF | LT3692AHFE#PBF | LT3692AHFE#TRPBF | LT3692AHUH#PBF | LT3692AHUH#TRPBF | LT3692AIFE#PBF | LT3692AIFE#TRPBF | LT3692AIUH#PBF | LT3692AIUH#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 |
| Demo Boards | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A | DC1403A |
| Design Tools | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model |
| Export Control | no | no | no | no | no | no | no | no | no | no | no | no |
| Features | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good | Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, Power Good |
| Frequency, kHz | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 | 2250 |
| Frequency Adjust Range | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz |
| Frequency Sync Range | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz | 250kHz - 2.25MHz |
| Integrated Inductor | no | no | no | no | no | no | no | no | no | no | no | no |
| Ishutdown, µA | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Isupply, mA | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Max Phases | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Monolithic | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Number of Outputs | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 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 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
| Output Current 2, A | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
| Over Voltage Protection, V | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
| Polyphase | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Switch Current, A | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 |
| Switch Current 2, A | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 | 4.6 |
| Synchronous | no | no | no | no | no | no | no | no | no | no | no | no |
| Topology | 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 |
| Topology 2 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Vin Max, V | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| Vin Min, V | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Vout Max, V | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 | 34.2 |
| Vout Maximum | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin | 0.9Vin |
| Vout Min, V | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| Vout Min 2, V | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
Plan ecológico
| LT3692AEFE#PBF | LT3692AEFE#TRPBF | LT3692AEUH#PBF | LT3692AEUH#TRPBF | LT3692AHFE#PBF | LT3692AHFE#TRPBF | LT3692AHUH#PBF | LT3692AHUH#TRPBF | LT3692AIFE#PBF | LT3692AIFE#TRPBF | LT3692AIUH#PBF | LT3692AIUH#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente |
Notas de Diseño
- 36V, 3.5A Dual Monolithic Buck with Integrated Die Temperature Monitor and Standalone Comparator Block &mdash DN492PDF, 102 Kb, Archivo publicado: jul 15, 2011Extracto del documento
Linea modelo
Serie: LT3692A (12)
Clasificación del fabricante
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Internal Power Switch Buck
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators