TOTX140 is an optical fiber transmitting module launched by Toshiba, which conforms to JEITA standard CP-1201. LED is driven by differential circuit and has a self-tapping hole for easy attachment to audio equipment panels.
The TOTX140 is a fiber‑optic transmitting module designed for digital audio equipment. It complies with JEITA Standard CP‑1201 and features a differential‑driven LED with a self‑tapping mounting hole for easy panel attachment.
The document lists electrical, optical and mechanical characteristics, recommended operating conditions, board layout guidelines, and safety precautions such as soldering limits, vibration resistance, and proper disposal of GaAs‑based LEDs.
| Storage Temperature | -40 to 70 °C |
|---|---|
| Operating Temperature | -20 to 70 °C |
| Supply Voltage (max rating) | -0.5 to 7 V |
| Input Voltage (max rating) | -0.5 to Vcc+0.5 V |
| Data Rate | up to 6 Mb/s |
| Fiber Output Power | -21 to -15 dBm |
| Peak Emission Wavelength | 650 nm |
| Current Consumption | 15–20 mA |
| Insertion Force | 39.2 N |
| Withdrawal Force | 5.9–39.2 N |
| Torque for Self‑Tap (M3×8) | 58.8–98 N·cm |
Use a supply voltage of 2.7 V to 3.6 V and never exceed the absolute maximum rating of 7 V.
Solder at 260 °C or lower for no more than ten seconds, and avoid flux contacting the emitting or detecting surfaces.
The module can be stored between –40 °C and +70 °C.