
LT3500HDD#TRPBF
ActiveMONOLITHIC 2A STEP-DOWN REGULATOR PLUS LINEAR REGULATOR/CONTROLLER
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LT3500HDD#TRPBF
ActiveMONOLITHIC 2A STEP-DOWN REGULATOR PLUS LINEAR REGULATOR/CONTROLLER
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Technical Specifications
Parameters and characteristics for this part
| Specification | LT3500HDD#TRPBF |
|---|---|
| Frequency - Switching [Max] | 2.4 MHz |
| Frequency - Switching [Min] | 500 kHz |
| Mounting Type | Surface Mount |
| Number of Outputs | 2 |
| Operating Temperature [Max] | 150 °C |
| Operating Temperature [Min] | -40 C |
| Package / Case | 12-WFDFN Exposed Pad |
| Supplier Device Package | 12-DFN (3x3) |
| Topology | Step-Down (Buck) (1), Linear (LDO) (1) |
| Voltage - Supply [Max] | 36 V |
| Voltage - Supply [Min] | 3 V |
| Voltage/Current - Output 1 | 2 A |
| Voltage/Current - Output 1 [Max] | 38.9 V |
| Voltage/Current - Output 1 [Min] | 0.8 V |
| Voltage/Current - Output 2 | 13 mA |
| w/LED Driver | False |
| w/Sequencer | False |
| w/Supervisor | False |
| Part | Number of Outputs | Voltage - Supply [Max] | Voltage - Supply [Min] | Supplier Device Package | w/Sequencer | Voltage/Current - Output 2 | Operating Temperature [Min] | Operating Temperature [Max] | Mounting Type | Package / Case | Voltage/Current - Output 1 [Min] | Voltage/Current - Output 1 [Max] | Voltage/Current - Output 1 | Frequency - Switching [Min] | Frequency - Switching [Max] | Topology | w/Supervisor | w/LED Driver | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 12-DFN (3x3) | 13 mA | -40 C | 150 °C | Surface Mount | 12-WFDFN Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | ||||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 12-DFN (3x3) | 13 mA | -40 C | 125 °C | Surface Mount | 12-WFDFN Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | ||||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 16-MSOP-EP | 13 mA | -40 C | 125 °C | Surface Mount | 16-TFSOP Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | 0.118 in 3 mm | |||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 12-DFN (3x3) | 13 mA | -40 C | 125 °C | Surface Mount | 12-WFDFN Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | ||||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 16-MSOP-EP | 13 mA | -40 C | 125 °C | Surface Mount | 16-TFSOP Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | 0.118 in 3 mm | |||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 16-MSOP-EP | 13 mA | -40 C | 125 °C | Surface Mount | 16-TFSOP Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | 0.118 in 3 mm | |||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 12-DFN (3x3) | 13 mA | -40 C | 150 °C | Surface Mount | 12-WFDFN Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | ||||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 16-MSOP-EP | 13 mA | -40 C | 150 °C | Surface Mount | 16-TFSOP Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | 0.118 in 3 mm | |||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 16-MSOP-EP | 13 mA | -40 C | 150 °C | Surface Mount | 16-TFSOP Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) | 0.118 in 3 mm | |||
Analog Devices Inc./Maxim Integrated | 2 | 36 V | 3 V | 12-DFN (3x3) | 13 mA | -40 C | 125 °C | Surface Mount | 12-WFDFN Exposed Pad | 0.8 V | 38.9 V | 2 A | 500 kHz | 2.4 MHz | Linear (LDO) (1) Step-Down (Buck) (1) |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | Updated |
|---|---|---|---|---|
| Digikey | N/A | 0 | $ 6.19 | 1m+ |
Description
General part information
LT3500 Series
The LT3500 is a current mode PWM step-down DC/DC converter with an internal 2.3A switch. The wide input range of 3V to 40V makes the LT3500 suitable for regulating power from a wide variety of sources, including automotive batteries, 24V industrial supplies and unregulated wall adapters.Resistor-programmable 250kHz to 2.2MHz frequency range and synchronization capability enable optimization between efficiency and external component size. Cycle-by-cycle current limit, frequency foldback and thermal shutdown provide protection against a shorted output. The soft-start feature controls the ramp rate of the output voltage, eliminating input current surge during start-up, and also provides output tracking.The LT3500 contains an internal NPN transistor with feedback control which can be configured as a linear regulator or as a linear regulator controller.The LT3500’s low current shutdown mode (<12μA) enables easy power management in battery-powered systems.ApplicationsAutomotive Battery RegulationIndustrial ControlWall Transformer RegulationDistributed Power Regulation
Documents
Technical documentation and resources