TO 46 Package

Off-centered pins enable optimization of reflection and insertion losses. 

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About

SCHOTT TO PLUS® on footprint of TO 46 are suitable to be used in GPON, XG-PON,  10GEPON, CPRI and 32G Fiber Channel. Single Channel or Quad for use in SFP28 or QSFP28 (CWDM4) transceivers.

Product features

  • Short wire-bonds reduce inductance, increase speed.
  • Matched with high-refractive index ball lens caps, molded lens caps, angled window caps.


Product variants

Modul Speed OSA Type Fiber TO Can Description Function
SFF, SFP, SFP+ 28 Gbps
56 Gbps
Tx MMF TO-46 50ohm
eccentric RF pin 4+1
2 High speed RF pins for VCSEL
SFF, SFP, SFP+ 28 Gbps
56 Gbps
Tx MMF TO-46 100ohm
diff RF pin 5+2
2 High speed RF pins for VCSEL
SFF, SFP, SFP+ 28 Gbps Rx SMF/MMF TO-46 50ohm
eccentric RF pin 4+1
Separate Vpd and Vcc pin,
high speed, one gnd pin
SFF, SFP, SFP+ 28 Gbps
56 Gbps
Rx SMF/MMF TO-46 100ohm
diff RF pin 5+2
Separate Vpd and Vcc pin,
high speed, one additional pin

Product images

TO 46 key image
TO 46 true-differential
TO 46 quasi-differential

Product performance

Simulation Results are as follows:

Experimental graphics of TO 46


Model includes:

  • Bond wire (TIA out to Pins)
  • TO Header feed-though
  • Flex-Printed-Circuit (FPC)
Experimental graphics of TO 46

S11 (dB) – Reflection/Return Loss

S11 (dB) – Reflection/Return Loss

S11: Better than -15dB @18GHz for speeds of up to 25 Gbps

S21 (dB) – Insertion Loss

S21 (dB) – Insertion Loss

S21: 3dB bandwidth better than 35GHz

50G TO 46

S11 (dB) – Reflection/Return Loss- 50G TO 46

Graphic showing return loss in dB of the differential signal

S21 (dB) – Insertion Loss- 50G TO 46

S21 (dB) – Insertion Loss- 50G TO 46