LT3463EDD#TRPBF Analog Devices Integrated Circuit (Small Outline No-lead) In Stock
LT3463EDD#TRPBF is a dual micropower DC/DC converter from Analog Devices featuring integrated Schottky diodes for boost and inverting configurations. It accepts input voltages from 2.4 V to 15 V and uses constant off-time voltage-mode control. Available in a compact 10-pin DFN package for space-constrained designs.
- Manufacturer
- Analog Devices
- Package
- Small Outline No-lead
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- LT3463EDD#TRPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.7745(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual boost/inverting topology with integrated Schottky diodes eliminates external components and saves PCB area
- Wide input voltage range of 2.4 V to 15 V supports diverse battery and rail configurations
- Constant off-time voltage-mode control enables stable regulation across varying load conditions
- Ultra-compact 10-pin DFN (3 mm x 3 mm) package ideal for space-constrained portable designs
Applications
The LT3463EDD#TRPBF is well-suited for portable handheld devices and battery-powered systems that require both a boosted positive rail and an inverted negative rail from a single supply. It is commonly used in OLED/LCD bias circuits, op-amp dual-supply generation, and low-noise analog front-end power rails. Its dual-channel architecture reduces BOM count in consumer electronics, industrial sensors, and medical wearables.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1699 |
| YTEOL | 10 |
| Analog IC - Other Type | DUAL SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | CONSTANT OFF TIME |
| Input Voltage-Max | 15V |
| Input Voltage-Min | 2.4V |
| Input Voltage-Nom | 2.5V |
| JESD-30 Code | S-PDSO-N10 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 0.32A |
| Output Voltage-Max | 40V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | SINGLE |
| Technology | BIPOLAR |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range supported by the LT3463EDD#TRPBF, and how does it affect battery-powered designs?
The LT3463EDD#TRPBF operates from 2.4 V to 15 V input, making it compatible with single-cell Li-Ion batteries down to 2.4 V end-of-discharge. This wide 12.6 V span lets designers cover alkaline, NiMH, and Li-Ion chemistries without changing the power stage, simplifying product variants in portable equipment.
How does the integrated Schottky diode in LT3463EDD#TRPBF benefit a compact PCB layout?
By integrating the Schottky diodes internally, the LT3463EDD#TRPBF removes two external rectifier components per channel, saving approximately 4 to 8 mm² of board space. This is especially valuable in 10-pin DFN packages where external component placement is constrained, reducing assembly complexity and improving thermal management in high-density designs.
Can the LT3463EDD#TRPBF simultaneously generate a positive boost output and a negative inverting output from a 3.3 V rail?
Yes. The LT3463EDD#TRPBF dual-channel architecture supports independent boost and inverting buck-boost topologies from a single 3.3 V input rail. Channel 1 can boost to 5 V or higher while Channel 2 inverts to -5 V, providing the symmetric ±5 V supply commonly required by op-amps, ADCs, and LCD bias circuits in 8-channel or multi-rail analog systems.
What control method does the LT3463EDD#TRPBF use, and why is constant off-time relevant for light-load efficiency?
The LT3463EDD#TRPBF uses constant off-time voltage-mode control, which naturally reduces switching frequency under light loads. This lowers switching losses at currents below 10 mA, extending battery run-time in sleep-mode IoT nodes and wearables where average draw may be under 1 mA for extended periods.
Which package does LT3463EDD#TRPBF use and what are its key thermal and footprint dimensions?
LT3463EDD#TRPBF comes in a 10-pin DFN (Small Outline No-lead) package measuring 3 mm x 3 mm with an exposed pad for improved thermal dissipation. The low-profile package supports reflow soldering and is rated for -40°C to 85°C ambient operation, making it suitable for industrial and consumer portable applications.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| 1+ | $5.7000 | $5.70 |
| 2+ | $5.0000 | $10.00 |
| 5+ | $3.7050 | $18.52 |
| 20+ | $2.8500 | $57.00 |
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