TO 56 Package
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Most proven high-speed TO PLUS® headers for up to 56G applications
SCHOTT TO PLUS® headers on TO 56 footprint are suitable to be used in GPON, XG-PON, 10GEPON, CPRI and 32G Fiber Channel, Single channel or Quad applications for use in SFP28 or QSFP28 (CWDM4) transceivers.
SCHOTT recently introduced high speed 50G TO 56 header , which are suitable to be used in 50GbE, 100 GbE(PAM4), 200GbE(Quad), 400GbE(Quad). Single Channel or Quad for use in SFP56 ,QSFP56 (FR4), QSFP-DD and OSFP transceiver.
SCHOTT recently introduced high speed 50G TO 56 header , which are suitable to be used in 50GbE, 100 GbE(PAM4), 200GbE(Quad), 400GbE(Quad). Single Channel or Quad for use in SFP56 ,QSFP56 (FR4), QSFP-DD and OSFP transceiver.
Product Features
- AuSn Pad version is optional.
- Laser height can be customized.
- Pre-attached submount with resistors optional.
AuSn Pad Version


Product Variants

Product with components

50G TO 56



Product Performance
TO 56
S11 (dB) – Reflection/Return Loss

S11: Better than -15dB @40GHz for speeds of up to 25 Gbps.
S21 (dB) – Insertion Loss

S21: 3dB bandwidth better than 40GHz.
50G TO 56
S11 (dB) – Reflection/Return Loss

S11: Better than -10dB @42GHz
S21 (dB) – Insertion Loss

S21: 3dB bandwidth better than 48GHz.

High-speed TO headers is ready for 56Gbaud PAM4 (112Gbps)
Input signal 56Gbps NRZ

Output signal on submount centre

Input signal 56Gbaud PAM4

Output signal on submount centre


Matched TO cap types
Matched with high-refractive index ball lens caps, flat window caps.
For other caps, please visit www.schott.com/epackaging/english/opto/to_caps/index.html


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Contact our experts, Mr. Robert Hettler and Ms. Amy Soon for more product information by the following mail form and our team will promptly respond to your inquiry
Electronic Packaging, SCHOTT North America, Inc., promises that all data entered into a web form will only be used for internal purposes.
