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