LT3669HUFD#TRPBF vs LT3669EUFD-2#PBF Comparison
Detailed side-by-side comparison of LT3669HUFD#TRPBF by Analog Devices and LT3669EUFD-2#PBF by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
LT3669HUFD#TRPBF - Integrated IO-Link Power | Analog Devices
LT3669HUFD#TRPBF ✓ ActiveAnalog Devices
LT3669EUFD-2#PBF - IO-Link Transceiver with Integrated Buck Regulator and LDO | Analog Devices
LT3669EUFD-2#PBF ✓ ActiveSpecification Comparison
| Parameter | LT3669HUFD#TRPBF | LT3669EUFD-2#PBF |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.91 | $5.38 |
| Product Type | IO-Link transceiver with integrated step-down regulator and LDO | IO-Link transceiver with integrated step-down regulator and LDO |
| Channel Configuration | Single transmitter/receiver | — |
| Application Domain | Industrial IO-Link | — |
| Step-Down Regulator | Integrated | — |
| Low-Dropout Regulator | Integrated | — |
| Wake-Up Detection | Supported | Supported |
| Power-On Reset Timer | Programmable | Programmable |
| Transmitter Current Limit | Externally adjustable | Externally adjustable |
| Transmitter Slew Rate | Externally adjustable | Externally adjustable |
| Package | 28-pin QFN with exposed pad, 4 mm x 5 mm | 28-pin QFN, 4 mm x 5 mm |
| Package Family | QFN surface-mount package | — |
| Mounting Type | Surface mount | Surface mount |
| Shipping Form | Tape and reel | — |
| Product Status | LT3669-2 recommended for new designs | LT3669/LT3669-2 recommended for new designs |
| LCSC Listed Price | From $2.9079 as of 2026-10-23 | — |
| Manufacturer 1ku List Price | Starting from $5.38 for LT3669 family as of 2026-10-23 | — |
| RoHS | [DATA_NEEDED: RoHS status] | — |
| REACH | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | -40 °C to +125 °C |
| Protocol | — | IO-Link |
| Transmitter Count | — | 1 transmitter |
| Receiver Count | — | 1 receiver |
| Supply Voltage Range | — | 7.5 V to 40 V |
| Switching Regulator Load Current | — | Up to 300 mA |
| Catch Diode | — | External catch diode required for LT3669-2 |
| Integrated Power Functions | — | Step-down switching regulator and low-dropout linear regulator |
| RoHS Status | — | Not stated in verified data |
| REACH Status | — | Not stated in verified data |
| Automotive Qualification | — | Not stated in verified data |