Datasheet Linear Technology LTC3826-1 — Datenblatt
| Hersteller | Linear Technology |
| Serie | LTC3826-1 |
30µA I Q , Dual, 2-Phasen-Synchron-Abwärtsregler
Datenblätter
Datasheet LTC3826-1
PDF, 438 Kb, Sprache: en, Datei hochgeladen: Sep 23, 2017, Seiten: 32
30µA IQ, Dual, 2-Phase Synchronous Step-Down Controller
30µA IQ, Dual, 2-Phase Synchronous Step-Down Controller
Auszug aus dem Dokument
Preise
Verpackung
| LTC3826EG-1#PBF | LTC3826EG-1#TRPBF | LTC3826IG-1#PBF | LTC3826IG-1#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | SSOP-28 Paketumrisszeichnung | SSOP-28 Paketumrisszeichnung | SSOP-28 Paketumrisszeichnung | SSOP-28 Paketumrisszeichnung |
| Package Code | G | G | G | G |
| Package Index | 05-08-1640 (G28) | 05-08-1640 (G28) | 05-08-1640 (G28) | 05-08-1640 (G28) |
| Pin Count | 28 | 28 | 28 | 28 |
Parameter
| Parameters / Models | LTC3826EG-1#PBF | LTC3826EG-1#TRPBF | LTC3826IG-1#PBF | LTC3826IG-1#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Design Tools | LTspice Model | LTspice Model | LTspice Model | LTspice Model |
| Export Control | no | no | no | no |
| Features | PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking | PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking | PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking | PolyPhase, Burst Mode, PLL, Selectable Switching Frequency, External Synchronization, Power Good, Tracking |
| Frequency, kHz | 530 | 530 | 530 | 530 |
| Frequency Adjust Range | 250kHz - 530kHz | 250kHz - 530kHz | 250kHz - 530kHz | 250kHz - 530kHz |
| Frequency Sync Range | 140kHz - 650kHz | 140kHz - 650kHz | 140kHz - 650kHz | 140kHz - 650kHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 4 | 4 | 4 | 4 |
| Isupply, mA | .03 | .03 | .03 | .03 |
| 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 | -40 to 85 | -40 to 85 |
| Output Current, A | 25 | 25 | 25 | 25 |
| Output Current 2, A | 25 | 25 | 25 | 25 |
| Polyphase | yes | yes | yes | yes |
| Sense Resistor | Rsense | Rsense | Rsense | Rsense |
| 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 | 36 | 36 | 36 | 36 |
| Vin Min, V | 4 | 4 | 4 | 4 |
| Vout Max, V | 10 | 10 | 10 | 10 |
| Vout Maximum | 10V | 10V | 10V | 10V |
| Vout Min, V | 0.8 | 0.8 | 0.8 | 0.8 |
| Vout Min 2, V | 0.8 | 0.8 | 0.8 | 0.8 |
| Vref Accuracy Over Temp, % | 1 | 1 | 1 | 1 |
Öko-Plan
| LTC3826EG-1#PBF | LTC3826EG-1#TRPBF | LTC3826IG-1#PBF | LTC3826IG-1#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Modellreihe
Serie: LTC3826-1 (4)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers | Multiple Output Buck | Micropower Buck Regulators