LT8645SHV-2#PBF vs LT8645SEV#PBF Comparison
Detailed side-by-side comparison of LT8645SHV-2#PBF by Analog Devices and LT8645SEV#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
LT8645SHV-2#PBF - 65V 8A Silent Switcher Buck | Analog Devices
LT8645SHV-2#PBF ✓ ActiveAnalog Devices
LT8645SEV#PBF - 65V 8A Silent Switcher Buck Regulator | Analog Devices
LT8645SEV#PBF ✓ ActiveSpecification Comparison
| Parameter | LT8645SHV-2#PBF | LT8645SEV#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) | $8.10 | $5.18 |
| Topology | Synchronous Step-Down (Buck) | Synchronous Buck (Step-Down) |
| 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 25 V (adjustable) |
| Maximum Output Current | 8 A | 8 A |
| Number of Outputs | 1 | 1 |
| Switching Frequency | Up to 2.2 MHz | — |
| Quiescent Current | 2.5 µA (Burst Mode) | Ultra-low (see datasheet for Iq) |
| Architecture | Silent Switcher 2nd generation | Silent Switcher 2nd generation |
| Internal Switches | Yes (high-side and low-side MOSFETs) | Yes (top + bottom N-channel MOSFETs) |
| Internal Bypass Capacitors | Yes (integrated) | — |
| Operating Junction Temperature | -40 °C to +150 °C (HV grade) | — |
| Package | 32-pin LQFN Exposed Pad | 32-pin LQFN EP (5 mm x 6 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant (#PBF suffix) |
| Lead-Free | Yes (#PBF suffix) | — |
| Switching Frequency Range | — | 200 kHz to 2.2 MHz |
| Efficiency | — | > 95% peak |
| Operating Temperature Range | — | -40 C to +125 C (automotive grade) |
| MSL Level | — | 1 |