L6599DTR vs NCP1399APDR2G Comparison
Detailed side-by-side comparison of L6599DTR by STMicroelectronics and NCP1399APDR2G by onsemi. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L6599DTR - 600V Resonant Half-Bridge Controller IC | STMicroelectronics
L6599DTR ✓ ActiveSpecification Comparison
| Parameter | L6599DTR | NCP1399APDR2G |
|---|---|---|
| Brand | STMicroelectronics | onsemi |
| Category | Voltage Regulators | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.55 | $0.99 |
| Topology | Resonant half-bridge (LLC, series resonant) | Half-Bridge Resonant (LLC) |
| Duty Cycle | 50% complementary, 180° out-of-phase | — |
| Maximum Operating Frequency | 500 kHz | — |
| VCC Supply Voltage | 8.85 V to 16 V | — |
| High-Side Driver Rail | 600 V (bootstrap compatible) | — |
| High-Side Gate Driver | Integrated with bootstrap diode | — |
| Output Current (per driver) | 800 mA (max, per datasheet) | — |
| Oscillator Type | Voltage-controlled, variable frequency | — |
| Overcurrent Protection | Two-level (frequency shift + latched shutdown) | Yes |
| Disable Input | Latched disable | — |
| PFC Interface | Yes (synchronization/output) | Yes, dedicated output |
| Brown-out Protection | Yes (LINE pin) | — |
| Soft-Start | Programmable via soft-start pin | — |
| Operating Temperature | -40 °C to +150 °C | — |
| Package | SO-16 (narrow body) | 16-SOIC (Pb-free) |
| Mounting Type | Surface Mount | Surface Mount |
| Lead Free / RoHS | Lead Free, RoHS Compliant | — |
| MSL Level | [DATA_NEEDED: MSL rating] | 1 |
| Control Mode | — | Current Mode |
| Switching Frequency Range | — | 20 kHz to 750 kHz |
| Integrated Gate Drivers | — | 2 x 600 V half-bridge |
| Brown-Out Protection | — | Yes (built-in) |
| Overtemperature Protection | — | Yes |
| Dead-Time Control | — | Adaptive, auto-adjusting |
| Light-Load Mode | — | Skip-mode function |
| High-Side Driver Type | — | Bootstrap with internal clamp |
| Operating Temperature Range | — | -40 C to +125 C |
| RoHS Status | — | Compliant |
| Lead-Free | — | Yes |