Datasheet Analog Devices LT3922
| Manufacturer | Analog Devices |
| Series | LT3922 |
36V, 2A Synchronous Step-Up LED Driver
Datasheets
Datasheet LT3922
PDF, 2.5 Mb, Language: en, File uploaded: Oct 4, 2017, Pages: 32
36V, 2A Synchronous Step-Up LED Driver
36V, 2A Synchronous Step-Up LED Driver
Extract from the document
Prices
Status
| LT3922EUFD#PBF | LT3922EUFD#TRPBF | LT3922EUFD#WPBF | LT3922EUFD#WTRPBF | LT3922HUFD#PBF | LT3922HUFD#TRPBF | LT3922IUFD#PBF | LT3922IUFD#TRPBF | LT3922IUFD#WPBF | LT3922IUFD#WTRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| 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) |
Packaging
| LT3922EUFD#PBF | LT3922EUFD#TRPBF | LT3922EUFD#WPBF | LT3922EUFD#WTRPBF | LT3922HUFD#PBF | LT3922HUFD#TRPBF | LT3922IUFD#PBF | LT3922IUFD#TRPBF | LT3922IUFD#WPBF | LT3922IUFD#WTRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Package | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) | 28-Lead QFN (4mm x 5mm x 0.75mm w/ EP) |
| Pins | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Package Code | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 | 05-08-1712 |
Parametrics
| Parameters / Models | LT3922EUFD#PBF | LT3922EUFD#TRPBF | LT3922EUFD#WPBF | LT3922EUFD#WTRPBF | LT3922HUFD#PBF | LT3922HUFD#TRPBF | LT3922IUFD#PBF | LT3922IUFD#TRPBF | LT3922IUFD#WPBF | LT3922IUFD#WTRPBF |
|---|---|---|---|---|---|---|---|---|---|---|
| Monolithic | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Number of Outputs | 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 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Output Current(typ), A | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Topology | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost | Boost, Buck, Buck-Boost |
| Vin(max), V | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| Vin(min), V | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 |
| Vout Max(typ), V | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
Eco Plan
| LT3922EUFD#PBF | LT3922EUFD#TRPBF | LT3922EUFD#WPBF | LT3922EUFD#WTRPBF | LT3922HUFD#PBF | LT3922HUFD#TRPBF | LT3922IUFD#PBF | LT3922IUFD#TRPBF | LT3922IUFD#WPBF | LT3922IUFD#WTRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: LT3922 (10)
Manufacturer's Classification
- Power Management > Step-Up (Boost) LED Drivers | Multitopology LED Driver | Step-Down (Buck) LED Drivers | Buck-Boost LED Drivers
