L6566BHTR vs L6566BTR Comparison
Detailed side-by-side comparison of L6566BHTR by STMicroelectronics and L6566BTR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L6566BHTR - Multimode SMPS PWM Controller, 16-SO | STMicroelectronics
L6566BHTR ✓ ActiveSTMicroelectronics
L6566BTR - Multi-Mode PWM SMPS Controller, 300kHz, SO-16 | STMicroelectronics
L6566BTR ✓ ActiveSpecification Comparison
| Parameter | L6566BHTR | L6566BTR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Voltage Regulators | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.44 | $0.68 |
| Product Type | Current-mode primary PWM controller | — |
| Topology | Offline flyback (forward-capable) | Flyback (Offline), multi-mode (fixed-frequency / quasi-resonant) |
| Operating Mode | Multimode: fixed-frequency + quasi-resonant valley-switching | — |
| Input Voltage (VCC) | 8 V to 23 V | — |
| Input Voltage (Mains) | Up to 800 V on HV start-up pin | — |
| Switching Frequency Range | 10 kHz to 300 kHz | 10 kHz to 300 kHz (programmable) |
| Quiescent Current | 3 mA | 3 mA (typical) |
| High-Voltage Start-up | On-board 800 V start-up cell | On-board 700 V MOSFET |
| Output Power Capability | Up to 750 mW (controller dissipation) | — |
| Control Method | Peak current-mode with line feed-forward | — |
| Package | 16-SOIC (0.154", 3.90 mm width) | SO-16 (narrow body, 150 mil) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Cut Tape (CT) / Tape & Reel | — |
| Operating Temperature | -40 °C to +150 °C (junction) | -40C to +150C (junction) |
| Halogen Free | Compliant | — |
| RoHS | Compliant | — |
| Supply Voltage (Vcc) | — | 8 V to 23 V |
| Peak Gate Drive Source/Sink Current | — | 800 mA |
| Control Mode | — | Current-mode PWM |
| UVLO | — | Adaptive (with line feedforward) |
| Light-Load Management | — | Burst-mode / frequency foldback |
| Protection Features | — | OCP, OVP, transformer saturation detection, auto-restart |
| MSL Level | — | 1 |
| RoHS Status | — | Compliant |
| Lead-Free Finish | — | Yes (Matte Tin) |