Power Stage Optocoupler Broadcom ACPL-H342-500E for Brushless DC Motor Drives and Switching Supplies
Product Overview
The Broadcom ACPL-H342/ACPL-K342 is a high-performance optocoupler designed for driving power IGBTs and MOSFETs in motor control inverter applications. It features an integrated AlGaAs LED and a power output stage, delivering high operating voltage and peak output current suitable for direct driving IGBTs up to 1200V/150A. Key advantages include an active Miller clamp, rail-to-rail output voltage, fast propagation delay for minimized dead time, and under-voltage lock-out protection. This optocoupler is ideal for AC and brushless DC motor drives, renewable energy inverters, industrial inverters, and switching power supplies, offering enhanced performance and reliability.
Product Attributes
- Brand: Broadcom
- Package Type: Stretched SO-8 Surface Mount
- Safety Approvals: UL Recognized, CSA, IEC/EN/DIN EN 60747-5-5
- Material Group: IIIa
- Climatic Classification: 40/105/21
- Pollution Degree: 2
Technical Specifications
| Specification | ACPL-H342 | ACPL-K342 | Units | Conditions / Notes |
|---|---|---|---|---|
| Maximum Peak Output Current | 2.5 | A | Maximum | |
| Minimum Peak Output Current | 2.0 | A | Minimum | |
| Maximum Working Insulation Voltage (VIORM) | 891 | 1140 | Vpeak | IEC/EN/DIN EN 60747-5-5 |
| Input-Output Momentary Withstand Voltage (VISO) | 3750 | 5000 | VRMS | 1 min., UL1577 |
| Maximum Supply Current (ICC) | 2.5 | mA | Maximum | |
| Common Mode Rejection (CMR) | 40 | kV/s | Minimum at VCM = 1500V | |
| Operating VCC Range | 15 to 30 | V | ||
| Industrial Temperature Range | 40 to 105 | C | ||
| Fast Propagation Delay (tPHL) | 0.050 to 0.250 | s | Min. to Max. | |
| Fast Propagation Delay (tPLH) | 0.100 to 0.350 | s | Min. to Max. | |
| Propagation Delay Difference (PDD) | 0.010 to 0.200 | s | (tPHL tPLH) | |
| Under Voltage Lock-Out (UVLO) Threshold | 11.0 to 13.5 (VUVLO+) / 9.5 to 12.0 (VUVLO-) | V | ||
| UVLO Hysteresis | 1.4 | V | ||
| Package Dimensions (Stretched SO-8) | Refer to Outline Drawings (Pages 3 & 4) | |||
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