High speed photodiode optocoupler KTP HCPL-2531-C1L0 for isolating power transistors in motor applications
HCPL-2531 High-Speed Optocoupler
The HCPL-2531 is a high-speed optocoupler featuring a photodiode and an output transistor. By applying bias voltage to the collector of the output transistor, the speed of conventional photosensitive transistors can be improved. This product offers high voltage isolation, linear reception, video signal isolation, analog signal ground isolation, and can replace pulse transformers, feedback components in switching power supplies, and low-speed photosensitive transistor isolators. It is also suitable for isolating power transistors in motors and for high-speed logic ground isolation (TTL/TTL, TTL/CMOS, TTL/LSTTL). The device provides electrical isolation between the input and output via an insulating layer between the LED and the integrated photosensitive receiver.
Product Attributes
- Brand: KTP Semiconductor (implied by URL and document title)
- Model: HCPL-2531
- Compatibility: Agilent and Fairchild
- Package: 8-Pin DIP/SMD
- Operating Temperature: -40C to +85C
- Speed: 1 MBd
- Logic Compatibility: TTL
Technical Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Test Conditions |
| Absolute Maximum Ratings | ||||||
| Storage Temperature | TS | -55 | 125 | C | ||
| Operating Temperature | TA | -40 | 85 | C | ||
| Input Reverse Voltage | VR | 5 | V | |||
| Input Forward Current (AVG) | IF | 50 | mA | |||
| Peak Input Forward Current | IF(PEAK) | 1 | A | |||
| Peak Transient Input Current | IF(TRANS) | 1 | A | |||
| Input Power Dissipation | PIN | 45 | mW | (AVG) | ||
| Output Collector Voltage | VO | -0.5 | 15 | V | ||
| Average Output Current | IO | 8 | mA | |||
| Peak Output Current | IO(PEAK) | 16 | mA | |||
| Output Collector Power Dissipation | PO | 25 | mW | |||
| Base Current | IB | 5 | mA | |||
| Electrical Characteristics (TA=-40C to +85C; Vcc = 5 V) | ||||||
| Current Transfer Ratio | CTR | 19 | 24 | 50 | % | Vo=0.4V,IF =16mA,Vcc=4.5V |
| Input Forward Voltage | VF | 1.5 | 1.7 | V | Io=3mA,IF =16mA,Vcc=4.5V | |
| Input Forward Breakdown Voltage | BV | 5 | V | IF =10 A | ||
| Input Current (Leakage) | I F | 0.003 | 0.5 | A | Vo=Vcc=5.5V,I F =0mA | |
| Input Current (Leakage) | I F | 200 | A | Vcc=15V,Vo=Open, I F =16mA | ||
| Input Capacitance | C F | 60 | pF | f=1MHz,V F =0V | ||
| High Level Output Current | IOH | 0.02 | mA | IF = 16mA | ||
| Low Level Output Voltage | VOL | 0.1 | 0.4 | V | IF = 0 mA | |
| High Level Supply Current | ICCH | 1 | mA | IF = 16mA | ||
| Low Level Supply Current | ICCL | 1.5 | mA | IF = 0 mA | ||
| Forward Voltage Temp. Coefficient | VF / TA | -1.6 | mA/C | FI =16mA | ||
| Switching Characteristics (TA=-40C to +85C, Vcc=5V, IF =16mA) | ||||||
| Low Level Output Delay Time | tPHL | 0.3 | 1.5 | s | RL=4.1k, CL = 15 pF | |
| High Level Output Delay Time | tPLH | 0.4 | 1.5 | s | RL=4.1k, IF = 0 mA | |
| Common Mode Rejection (High Level) | |CMH | | 30 | kV/s | VCM =10Vp-p , CL = 15 pF | ||
| Common Mode Rejection (Low Level) | |CM | | 30 | kV/s | VCM =10Vp-p , CL = 15 pF | ||
| Isolation Characteristics (TA=25C) | ||||||
| Input-Output Leakage Current | II-O | 1 | A | 45% RH, t = 5s, VI-O=3kV dc | ||
| Input-Output Isolation Voltage | VISO | 2500 | V rms | RH 50%, t = 1 min | ||
| Input-Output Isolation Resistance | RI-O | 1012 | VI-O = 500 V dc | |||
| Input-Output Isolation Capacitance | CI-O | 0.6 | pF | f = 1 MHz | ||
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