Datasheet Analog Devices LTC3891
| Manufacturer | Analog Devices |
| Series | LTC3891 |
Low IQ, 60V Synchronous Step-Down Controller
Datasheets
Datasheet LTC3891
PDF, 691 Kb, Language: en, File uploaded: Dec 25, 2016, Pages: 32
Low IQ, 60V Synchronous Step-Down Controller
Low IQ, 60V Synchronous Step-Down Controller
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Prices
Status
| LTC3891EFE#PBF | LTC3891EFE#TRPBF | LTC3891EUDC#PBF | LTC3891EUDC#TRPBF | LTC3891HFE#PBF | LTC3891HFE#TRPBF | LTC3891HUDC#PBF | LTC3891HUDC#TRPBF | LTC3891IFE#PBF | LTC3891IFE#TRPBF | LTC3891IUDC#PBF | LTC3891IUDC#TRPBF | LTC3891MPFE#PBF | LTC3891MPFE#TRPBF | LTC3891MPUDC#PBF | LTC3891MPUDC#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lifecycle Status | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) |
Packaging
| LTC3891EFE#PBF | LTC3891EFE#TRPBF | LTC3891EUDC#PBF | LTC3891EUDC#TRPBF | LTC3891HFE#PBF | LTC3891HFE#TRPBF | LTC3891HUDC#PBF | LTC3891HUDC#TRPBF | LTC3891IFE#PBF | LTC3891IFE#TRPBF | LTC3891IUDC#PBF | LTC3891IUDC#TRPBF | LTC3891MPFE#PBF | LTC3891MPFE#TRPBF | LTC3891MPUDC#PBF | LTC3891MPUDC#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Package | 20-Lead TSSOP w/ EP | 20-Lead TSSOP w/ EP | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead TSSOP w/ EP | 20-Lead TSSOP w/ EP | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead TSSOP w/ EP | 20-Lead TSSOP w/ EP | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead TSSOP w/ EP | 20-Lead TSSOP w/ EP | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) | 20-Lead QFN (3mm x 4mm x 0.75mm w/ EP) |
| Pins | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Package Code | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1742 | 05-08-1742 | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1742 | 05-08-1742 | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1742 | 05-08-1742 | 05-08-1663 (CB) | 05-08-1663 (CB) | 05-08-1742 | 05-08-1742 |
Parametrics
| Parameters / Models | LTC3891EFE#PBF | LTC3891EFE#TRPBF | LTC3891EUDC#PBF | LTC3891EUDC#TRPBF | LTC3891HFE#PBF | LTC3891HFE#TRPBF | LTC3891HUDC#PBF | LTC3891HUDC#TRPBF | LTC3891IFE#PBF | LTC3891IFE#TRPBF | LTC3891IUDC#PBF | LTC3891IUDC#TRPBF | LTC3891MPFE#PBF | LTC3891MPFE#TRPBF | LTC3891MPUDC#PBF | LTC3891MPUDC#TRPBF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monolithic | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 150 | -40 to 150 | -40 to 150 | -40 to 150 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -55 to 150 | -55 to 150 | -55 to 150 | -55 to 150 |
| Output Current(typ), A | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Synchronous | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Vin(max), V | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
| Vin(min), V | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Eco Plan
| LTC3891EFE#PBF | LTC3891EFE#TRPBF | LTC3891EUDC#PBF | LTC3891EUDC#TRPBF | LTC3891HFE#PBF | LTC3891HFE#TRPBF | LTC3891HUDC#PBF | LTC3891HUDC#TRPBF | LTC3891IFE#PBF | LTC3891IFE#TRPBF | LTC3891IUDC#PBF | LTC3891IUDC#TRPBF | LTC3891MPFE#PBF | LTC3891MPFE#TRPBF | LTC3891MPUDC#PBF | LTC3891MPUDC#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: LTC3891 (16)
Manufacturer's Classification
- Power Management > High Input Voltage Buck Regulators | External Power Switch Buck Controllers | Micropower Buck Regulators
