| 5 x 7mm slot | KTIR0611S | KTIR0621DS | | | Output device | Single transistor | Darlington | | | Peak emission wavelength | 940nm | 940nm | | | CTR min | 2.5% 20mA (IF ) | 50% 2mA (IF ) | | | Rise time | 20µs | 80µs | | | Fall time | 20µs | 70µs | | | Input forward current | 50mA | 50mA | | | Output collector current | 20mA | 20mA | | | Output VCEO | 35V | 35V | | | Output VECO | 6V | 6V | | | Mounting | PCB | PCB | | | | | | | 3 x 6mm slot | KTIR0121DS | KTIR0221DS | | | Output device | single transistor | Darlington | | | Peak emission wavelength | 940nm | 940nm | | | CTR min | 50% 1mA (IF ) | 50% 1mA (IF ) | | | Rise time | 80µs | 80µs | | | Fall time | 70µs | 70µs | | | Input forward current | 50mA | 50mA | | | Output collector current | 40mA | 40mA | | | Output VECO | 35V | 35V | | | Output VECO | 6V | 6V | | | Mounting | PCB | Mounting flange | | |
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