PartsTable
Technical Data Sheet
RS1901 ✓ Verified by PartsTable
· SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.195 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-231-5600, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
RS1901
NSN: 5961-00-231-5600
FSC: 5961
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.195 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.100 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
internal_junction_configurationNPN
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic0.60 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-231-5600
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN RS1901 MFR OEM TRANSISTOR
KEY FEATURES
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
POWER RATING PER CHARACTERISTIC: 500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-18
SEMICONDUCTOR MATERIAL: SILICON
TERMINAL CIRCLE DIAMETER: 0.100 INCHES NOMINAL IN
INTERNAL JUNCTION CONFIGURATION: NPN
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
POWER RATING PER CHARACTERISTIC500.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-18
OVERALL LENGTH0.210 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIALSILICON
TERMINAL CIRCLE DIAMETER0.100 INCHES NOMINAL IN
INTERNAL JUNCTION CONFIGURATIONNPN
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
MOUNTING METHODTERMINAL
CURRENT RATING PER CHARACTERISTIC0.60 AMPERES MAXIMUM COLLECTOR CURRENT, DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
2N3700Interchangeable
interchangeable cross-reference
interchangeable
960494-2Interchangeable
interchangeable cross-reference
interchangeable
28463-41011Interchangeable
interchangeable cross-reference
interchangeable
928288-101Interchangeable
interchangeable cross-reference
interchangeable
A3255911-1Interchangeable
interchangeable cross-reference
interchangeable
10672011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RS1901?
RS1901 is a TRANSISTOR.
What parts can replace RS1901?
There are 9 known substitutes for RS1901: 2N3700, 960494-2, 28463-41011 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RS1901?
RS1901 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-231-5600. This indicates validated use in U.S. government and defense supply chains.
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