400G QSFP112 850nm 50m DOM MPO8/12 MMF Optical Transceiver Module

philisun002 — Wed, 15 Jul 2026 08:12:56 +0000

SPECIFICATIONS
Product Model	QSFP112-400(4X100)-85-005(SR4)-MPO8/12	Manufacturer brand	PHILISUN
Package Type	QSFP112	Optical connector	MPO 8C/12C
Max Data Rate	400Gbps	Channel Data Rate	106.25Gbps
Effective transmission distance(OM3)	30m	Effective transmission distance(OM4)	50m
Wavelength	850nm	Operating voltage	3.3V
Fiber Type	MMF	Core Size	50/125
Transmitter Type	VCSEL	Receiver Type	PIN
TX Power	-4.6~4.0dBm	Receiver Sensitivity	-4.6dBm '-6.4+TECQ dBm
Digital Optical Monitoring(DOM)	YES	Receiver Overload	4dBm
Power Consumption	<14W	Protocols	400G BASE-SR4 Ethernet
Operating temperature(Commercial)	0℃~+70℃	Storage Temperature(Commercial)	-40℃~+85℃

PRODUCT PRESENTATION

The PHILISUN QSFP112 400G (4x100G) 850nm 50m SR4 MPO 8/12 Transceiver is a high-performance, pluggable, fiber-optic module designed for 400Gbps SR4 applications. It supports short-range data communication and interconnects, operating at 106.25Gbps per lane over distances of up to 30m with OM3 fiber and 50m with OM4 fiber.This module features an MPO optical receptacle for its interface and is optimized for multimode fiber systems with a nominal wavelength of 850nm. The electrical interface uses a 60-contact edge-type connector, ensuring seamless integration into high-speed network environments.

TRANSCEIVER SERIES PRODUCTS

PRODUCTION & TESTING EQUIPMENT

PERFORMANCE PARAMETER

Absolute Maximum Ratings
Parameter	Symbol	Min.	Max.	Unit
Power supply voltage	VCC	-0.5	+3.6	V
Storage temperature	TC	-40	+85	°C
Relative humidity	RH	0	85	%
These values represent the damage threshold of the module.Stress in excess of any of theindividual absolute maximum ratings can cause immediate catastrophic damage to the module even if all other parameters are within recommended operating conditions.

Recommended Operating Environment
Parameter	Symbol	Min.	Typical	Max	Unit
Power supply voltage	VCC	3.15	3.30	3.45	V
Operating case temperature	Tca	0	–	70	℃
Recommended operating environment specifies parameters for which the electrical and optical characteristics hold unless otherwise noted.

Electrical Characteristics
Parameter	Symbol	Min	Typical	Max	Unit	Notes
Data rate per lane	DR	–	106.25	–	Gbps	–
Transmitter
Single ended output voltage tolerance	–	-0.3	–	4.0	V	–
Common mode voltage tolerance	–	15	–	–	mV	–
Input differential impedance	Rin		100	–	Ω	–
Differential input voltage swing	Vin	300	–	1100	mV	–
Tx Fault	VoL	-0.3	–	0.4	V	At 0.7mA
Receiver
Single ended output voltage tolerance	–	-0.3	–	4.0	V	–
Differential output swing	Vout	300	–	900	mV	–
Output differential impedance	Rout	–	100	–	Ω	–
The following electrical characteristics are defined over the recommended operating environment unless otherwise specified.

Optical Characteristics
Parameter	Symbol	Min	Typical	Max	Unit	Notes
Transmitter
Center wavelength	λ	844	850	863	nm	–
RMS spectral width	Pm	–	–	0.6	nm	1
Average optical power	Po	-4.6	–	4	dBm	2
Extinction ratio	ER	2.5	–	–	dBm	–
Optical modulation Amplitude(OMAouter)(max)	OMA	3.5			dBm	–
Optical modulation amplitude (OMAouter)(min) Max(TECQ,TDECQ)≤1.8dB 1.8		-2.6 -4.4+max(TECQ,TDECQ)				–
Transmitter and dispersion eye closure	TDECQ	–	–	4.4	dB	–
Transmitter eye closure	TECQ	–	–	4.4	dB	–
Optical return loss tolerance	ORL	–	–	14	dB	–
Receiver
Center wavelength	λ	842	850	948	nm	–
Average receivepower,each lane	–	-6.4	–	4	dBm	–
Receive power(OMAouter),each lane	–	–	–	3.5	dBm	–
Receiver sensitivity (OMAouter) Max(TECQ,TDECQ)≤1.8dB 1.8	Psens	-4.6 -6.4+TECQ			dBm	3
LOS asserted	Lsa	-15	–	–	dBm	–
LOS de-asserted	Lda	–	–	-6.6	dBm	–
LOS hysteresis	Lh	0.5	–	–	dB	–
Note: [1]Trade-offs are available between spectral width,center wavelength and minimum OMA. [2]Theoptical power is launched into MMF [3]BER=2.4E-4;PRBS31Q@53.125GBd.
The following optical characteristics are defined over the recommended operating environment unless otherwise specified.

QSFP112 TRANSCEIVER ELECTRICAL PAD LAYOUT

PIN DEFINITION

Pin Definition
Pin	Symbol	Name/Description
1	GND	Ground
2	Tx2n	Transmitter inverted data input
3	Tx2p	Transmitter non-inverted data input
4	GND	Ground
5	Tx4n	Transmitter inverted data input
6	Tx4p	Transmitter non-inverted data input
7	GND	Ground
8	ModSelL	Module select
9	ResetL	Module reset
10	VCCRx	+3.3V power supply receiver
11	SCL	2-wire serial interface clock
12	SDA	2-wire serial interface data
13	GND	Ground
14	Rx3p	Receiver non-inverted data output
15	Rx3n	Receiver inverted data output
16	GND	Ground
17	Rxlp	Receiver non-inverted data output
18	Rx1n	Receiver inverted data output
19	GND	Ground
20	GND	Ground
21	Rx2n	Receiver inverted data output
22	Rx2p	Receiver non-inverted data output
23	GND	Ground
24	Rx4n	Receiver inverted data output
25	Rx4p	Receiver non-inverted data output
26	GND	Ground
27	ModPrsL	Module present
28	IntL	Interrupt
29	VCCTx	+3.3V power supply transmitter
30	VCC1	+3.3V power Supply
31	LPMode	Low power mode
32	GND	Ground
33	Tx3p	Transmitter non-inverted data input
34	Tx3n	Transmitter inverted data input
35	GND	Ground
36	Txlp	Transmitter non-inverted dataInput
37	Tx1n	Transmitter inverted data input
38	GND	Ground

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400G QSFP112 850nm 50m DOM MPO8/12 MMF Optical Transceiver Module最先出现在www.philisun.com。

QSFP112 400G Transceivers – www.philisun.com

400G QSFP112 850nm 50m DOM MPO8/12 MMF Optical Transceiver Module