Datasheet Linear Technology LT8616 — Datenblatt
| Hersteller | Linear Technology |
| Serie | LT8616 |
Dualer synchroner monolithischer 42-V-Abwärtsregler mit 6,5 µA Ruhestrom
Datenblätter
Datasheet LT8616
PDF, 444 Kb, Sprache: en, Datei hochgeladen: Sep 20, 2017, Seiten: 26
Dual 42V Synchronous Monolithic Step-Down Regulator with 6.5μA Quiescent Current
Dual 42V Synchronous Monolithic Step-Down Regulator with 6.5μA Quiescent Current
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Verpackung
| LT8616EFE#PBF | LT8616EFE#TRPBF | LT8616EUDE#PBF | LT8616EUDE#TRPBF | LT8616HFE#PBF | LT8616HFE#TRPBF | LT8616IFE#PBF | LT8616IFE#TRPBF | LT8616IUDE#PBF | LT8616IUDE#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Package | TSSOP-28 Paketumrisszeichnung | TSSOP-28 Paketumrisszeichnung | 3x6 QFN-28 Paketumrisszeichnung | 3x6 QFN-28 Paketumrisszeichnung | TSSOP-28 Paketumrisszeichnung | TSSOP-28 Paketumrisszeichnung | TSSOP-28 Paketumrisszeichnung | TSSOP-28 Paketumrisszeichnung | 3x6 QFN-28 Paketumrisszeichnung | 3x6 QFN-28 Paketumrisszeichnung |
| Package Code | FE | FE | UDE | UDE | FE | FE | FE | FE | UDE | UDE |
| Package Index | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1926 | 05-08-1926 | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1663 (EB) | 05-08-1926 | 05-08-1926 |
| Pin Count | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Parameter
| Parameters / Models | LT8616EFE#PBF | LT8616EFE#TRPBF | LT8616EUDE#PBF | LT8616EUDE#TRPBF | LT8616HFE#PBF | LT8616HFE#TRPBF | LT8616IFE#PBF | LT8616IFE#TRPBF | LT8616IUDE#PBF | LT8616IUDE#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 |
| Demo Boards | DC2169A | DC2169A | DC2169A | DC2169A | DC2169A | DC2169A | DC2169A | DC2169A | DC2169A | DC2169A |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no | no | no | no | no | no | no | no |
| Features | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Tracking, Power Good |
| Frequency, kHz | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 |
| Frequency Adjust Range | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz |
| Frequency Sync Range | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz | 200kHz - 3MHz |
| Integrated Inductor | no | no | no | no | no | no | no | no | no | no |
| Ishutdown, µA | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 |
| Isupply, mA | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 | 0.003 |
| Monolithic | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Number of Outputs | 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 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
| Output Current 2, A | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Polyphase | no | no | no | no | no | no | no | no | no | no |
| Switch Current, A | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Switch Current 2, A | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 |
| Synchronous | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Topology 2 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Vin Max, V | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 |
| Vin Min, V | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 |
| Vout Max, V | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 |
| Vout Max 2, V | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 | 41.8 |
| Vout Maximum | .99Vin | .99Vin | .99Vin | .99Vin | .99Vin | .99Vin | .99Vin | .99Vin | .99Vin | .99Vin |
| Vout Min, V | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 |
| Vout Min 2, V | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 | 0.79 |
| Vref Accuracy Over Temp, % | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Öko-Plan
| LT8616EFE#PBF | LT8616EFE#TRPBF | LT8616EUDE#PBF | LT8616EUDE#TRPBF | LT8616HFE#PBF | LT8616HFE#TRPBF | LT8616IFE#PBF | LT8616IFE#TRPBF | LT8616IUDE#PBF | LT8616IUDE#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Modellreihe
Serie: LT8616 (10)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators