LT8645SJV-2#PBF vs LT8645SHV-2#PBF Comparison
Detailed side-by-side comparison of LT8645SJV-2#PBF by Analog Devices and LT8645SHV-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
LT8645SJV-2#PBF - 65V 8A Silent Switcher Buck Regulator | ADI
LT8645SJV-2#PBF ✓ ActiveAnalog Devices
LT8645SHV-2#PBF - 65V 8A Silent Switcher Buck | Analog Devices
LT8645SHV-2#PBF ✓ ActiveSpecification Comparison
| Parameter | LT8645SJV-2#PBF | LT8645SHV-2#PBF |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.60 | $8.10 |
| Topology | Synchronous Buck (Step-Down) | Synchronous Step-Down (Buck) |
| Input Voltage Range | 3.4 V to 65 V | 3.4 V to 65 V |
| Output Voltage Range | 0.97 V to 65 V (adjustable) | 0.97 V to 65 V (adjustable) |
| Maximum Output Current | 8 A | 8 A |
| Quiescent Current (Burst Mode) | 2.5 uA typical | — |
| Architecture | Silent Switcher 2 (EMI-optimized) | Silent Switcher 2nd generation |
| Switching Frequency | [DATA_NEEDED: switching frequency range] | Up to 2.2 MHz |
| Minimum Switch-On Time | [DATA_NEEDED: minimum on-time] | — |
| Efficiency | Up to ~95% (load and VIN/VOUT dependent) | — |
| Operating Temperature Range | -40C to +125C (JV suffix indicates industrial-temp qualified) | — |
| Package | 32-LQFN exposed pad (6 mm x 4 mm TFQFN) | 32-pin LQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| RoHS / WEEE | Compliant (PBF suffix) | — |
| Output Channels | 1 | — |
| Enable / Power Good | Yes (RT/PG pin functions as PG or sync) | — |
| Internal Bypass Capacitors | No (the -2 variant places INTVCC and BST caps externally) | Yes (integrated) |
| Number of Outputs | — | 1 |
| Quiescent Current | — | 2.5 µA (Burst Mode) |
| Internal Switches | — | Yes (high-side and low-side MOSFETs) |
| Operating Junction Temperature | — | -40 °C to +150 °C (HV grade) |
| RoHS Status | — | Compliant |
| Lead-Free | — | Yes (#PBF suffix) |