Datasheet Linear Technology LT3571
| Manufacturer | Linear Technology |
| Series | LT3571 |
75V DC/DC Converter for APD Bias
Datasheets
LT3571 - 75V DC/DC Converter for APD Bias
PDF, 225 Kb, Revision: A, File uploaded: Sep 18, 2017
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Packaging
| LT3571EUD#PBF | LT3571EUD#TRPBF | LT3571IUD#PBF | LT3571IUD#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 3x3 QFN-16 Package Outline Drawing | 3x3 QFN-16 Package Outline Drawing | 3x3 QFN-16 Package Outline Drawing | 3x3 QFN-16 Package Outline Drawing |
| Package Code | UD | UD | UD | UD |
| Package Index | 05-08-1691 | 05-08-1691 | 05-08-1691 | 05-08-1691 |
| Pin Count | 16 | 16 | 16 | 16 |
Parametrics
| Parameters / Models | LT3571EUD#PBF | LT3571EUD#TRPBF | LT3571IUD#PBF | LT3571IUD#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1423A | DC1423A | DC1423A | DC1423A |
| Design Tools | LTspice File | LTspice File | LTspice File | LTspice File |
| Export Control | no | no | no | no |
| Features | Output Current Regulation, Integrated Schottky Diode, Resistor Set Frequency, External Synchronization, Soft Start | Output Current Regulation, Integrated Schottky Diode, Resistor Set Frequency, External Synchronization, Soft Start | Output Current Regulation, Integrated Schottky Diode, Resistor Set Frequency, External Synchronization, Soft Start | Output Current Regulation, Integrated Schottky Diode, Resistor Set Frequency, External Synchronization, Soft Start |
| Frequency, kHz | 2000 | 2000 | 2000 | 2000 |
| Frequency Adjust Range | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz |
| Frequency Sync Range | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz | 250kHz - 2MHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 1.7 | 1.7 | 1.7 | 1.7 |
| Monolithic | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 |
| Polyphase | no | no | no | no |
| Switch Current, A | 0.47 | 0.47 | 0.47 | 0.47 |
| Synchronous | no | no | no | no |
| Topology | Boost | Boost | Boost | Boost |
| Vin Max, V | 20 | 20 | 20 | 20 |
| Vin Min, V | 2.7 | 2.7 | 2.7 | 2.7 |
| Vin Min Startup, V | 2.7 | 2.7 | 2.7 | 2.7 |
| Vout Max, V | 75 | 75 | 75 | 75 |
| Vout Min, V | 2.7 | 2.7 | 2.7 | 2.7 |
| Vswitch Max, V | 75 | 75 | 75 | 75 |
Eco Plan
| LT3571EUD#PBF | LT3571EUD#TRPBF | LT3571IUD#PBF | LT3571IUD#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Articles
- Complete APD Bias Solution in 60mm2 with On-the-Fly Adjustable Current Limit and Adjustable Vapd &mdash LT JournalPDF, 632 Kb, File published: Mar 1, 2009Extract from the document
Model Line
Series: LT3571 (4)
Manufacturer's Classification
- Power Management > Switching Regulator > Step-Up (Boost) Regulators > Internal Power Switch Boost