LTC3588EDD-2#TRPBF Analog Devices Power Supply (Small Outline No-lead) In Stock
LTC3588EDD-2#TRPBF is a piezoelectric energy harvesting power supply IC by Analog Devices in a 10-pin DFN package. Key specs: single-channel input with adjustable threshold, integrated rectifier and buck converter for regulated output. Available in stock with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- Small Outline No-lead
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- LTC3588EDD-2#TRPBF Datasheet PDF
- Category
- Power Supply
- Temp Range
- ?°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Complete piezoelectric energy harvesting solution integrating full-wave bridge rectifier and synchronous buck converter in a single 10-pin DFN package
- Adjustable undervoltage lockout threshold enables programmable cold-start and burst-mode operation from intermittent piezo sources
- Nano-power quiescent current design maximizes energy extraction efficiency from low-amplitude mechanical vibration sources
Applications
The LTC3588EDD-2#TRPBF is designed for batteryless wireless sensor nodes and IoT edge devices powered by mechanical vibration, acoustic waves, or structural strain via piezoelectric transducers. It efficiently harvests and converts the high-voltage, low-current AC output from piezo elements into a stable DC supply rail to power microcontrollers and low-power radios without any primary battery. Industrial condition monitoring systems on rotating machinery, bridge structural health sensors, and wearable motion-powered devices are primary applications where periodic ambient vibration provides sufficient energy for intermittent data transmission.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1699 |
| YTEOL | 10 |
| Adjustable Threshold | YES |
| Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT |
| JESD-30 Code | S-PDSO-N10 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| 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 |
| Supply Voltage-Max (Vsup) | 20V |
| Supply Voltage-Min (Vsup) | 14V |
| Supply Voltage-Nom (Vsup) | 18V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | OTHER |
| 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
How does LTC3588EDD-2#TRPBF handle the high-voltage AC output of a piezoelectric transducer?
The LTC3588EDD-2#TRPBF integrates a full-wave bridge rectifier that accepts the alternating high-voltage, low-current output from a piezoelectric element — which can peak at tens of volts during vibration events. An internal shunt clamp limits the input voltage to a safe level, while a high-efficiency synchronous buck converter steps it down to a regulated output in the 1.8V to 3.6V range suitable for microcontrollers and wireless SoCs. This single-chip approach eliminates the need for 4 external Schottky diodes and a separate DC-DC converter, reducing the BOM to 2-3 capacitors and an optional resistor for threshold adjustment.
For a structural health monitoring node, how much average power can LTC3588EDD-2#TRPBF supply from a typical vibration environment?
Power delivery from the LTC3588EDD-2#TRPBF depends heavily on the piezo transducer characteristics and vibration amplitude, but a typical 28mm diameter piezo bimorph in a 0.1g RMS vibration environment can supply 10 µW to 100 µW of average power after conversion losses. This is sufficient to run a microcontroller in duty-cycled sleep mode with periodic wake-up every 1 second to 10 seconds, sensor measurement, and a sub-GHz radio packet transmission. The adjustable threshold allows the IC to accumulate charge in an external storage capacitor until enough energy is available for a complete measurement-and-transmit cycle.
What external components does LTC3588EDD-2#TRPBF require to form a complete energy harvesting power supply?
A complete LTC3588EDD-2#TRPBF solution requires as few as 3 external capacitors: an input storage capacitor (typically 10 µF to 100 µF), an output filter capacitor (typically 10 µF), and optionally a small bypass capacitor at the VCC pin. The output voltage is set by 2 logic pins (D0, D1) selecting from 4 preset voltages (1.8V, 2.5V, 3.0V, 3.3V), eliminating resistor dividers. An optional resistor programs the undervoltage lockout threshold. This minimal BOM makes the 10-pin DFN (3mm x 3mm) solution one of the most compact piezoelectric harvesting circuits available.
When should a designer choose LTC3588EDD-2#TRPBF over a separate rectifier plus LDO approach for harvesting applications?
Choose LTC3588EDD-2#TRPBF over a discrete rectifier-plus-LDO approach when efficiency matters: the LTC3588's synchronous buck converter achieves over 90% conversion efficiency at light loads, while a diode bridge plus LDO wastes energy as heat with efficiency often below 60% at low power levels. For harvested power budgets below 500 µW, this efficiency difference can mean the difference between a self-sustaining node and one that drains its storage capacitor over hours. The integrated cold-start and burst-mode logic also eliminates firmware complexity needed to manage input voltage collapse during charge accumulation cycles.
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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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