LT3971EMSE-3.3#PBF vs LT3971EMSE Comparison
Detailed side-by-side comparison of LT3971EMSE-3.3#PBF by Analog Devices and LT3971EMSE 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
LT3971EMSE-3.3#PBF - 38V, 1.2A, 2MHz Buck Regulator | Analog Devices
LT3971EMSE-3.3#PBF ✓ ActiveSpecification Comparison
| Parameter | LT3971EMSE-3.3#PBF | LT3971EMSE |
|---|---|---|
| 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) | $4.21 | $4.20 |
| Topology | Buck (Step-Down) | Buck (Step-Down) Switching Regulator |
| Input Voltage Range | 4.3 V to 38 V | Up to 38 V |
| Output Voltage | 3.3 V (fixed) | Adjustable |
| Maximum Output Current | 1.2 A | 1.2 A |
| Switching Frequency | Up to 2 MHz (adjustable) | — |
| Quiescent Current | 2.8 µA (Burst Mode, no load) | — |
| Shutdown Supply Current | 700 nA | 700 nA |
| Operating Temperature Range | -40 °C to +125 °C | — |
| Package | 10-MSOP with Exposed Pad (MSE), 3.00 mm width | 10-MSOP with Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Enable Pin Threshold | 1 V (accurate) | 1 V (accurate) |
| Power Good Flag | Asserts at 91% of VOUT | — |
| Soft-Start | Programmable via SS capacitor | Programmable via SS capacitor |
| MSL Level | 1 (unlimited) | — |
| RoHS Status | Compliant (Pb-free #PBF suffix) | Compliant |
| Peak Switch Current | — | 1.9 A |
| Quiescent Current (Burst Mode, no load) | — | 2.8 µA |
| Switching Frequency Range | — | 200 kHz to 2 MHz |
| Power Good Flag Threshold | — | 91% of programmed VOUT |
| Operating Junction Temperature | — | 0°C to +125°C (E grade) |
| Extended Junction Temperature (by design) | — | -40°C to +125°C |