Lifecycle:
Obsolete
Brand:
Welwyn
Series:
1900 Tube
| Series | 1900 Tube |
|---|---|
| Application | High power |
| Mounting | Non-PCB |
| Package | Tubular |
| Technology | Wirewound |
| Approval | None |
| Example MPN | 1900-6R2J |
| Termination Options | - |
| Power | 23W |
|---|---|
| Rated Ambient Temperature | 20°C |
| De-rate to 0W Ambient Temperature | - |
| Max Ambient Temperature | - |
| LEV | 140V |
| Resistance min | 1Ω |
| Resistance max | 2.8kΩ |
| Critical Resistance (where applying LEV dissipates Pr) | - |
| Tolerance | 1% |
| TCR | 75ppm/°C |
| Isolation Voltage of Insulation | - |
| RoHS Compliant (if Pb-free) | - |
|---|---|
| RoHS Exemption | - |
| China RoHS (if Pb-free) | - |
| REACH Status (if Pb-free) | - |
| CMRT Conflict Mineral Status | - |
| EMRT Extended Mineral Status | - |
| Termination Finish (if Pb-free) | None |
| Termination Finish (if Pb-bearing) | - |
| How to Specify Pb-Free | - |
| ECCN | - |
| Packing | None |
|---|---|
| Quantity | - |
| Nett Weight Each | - |
| Reflow Process | - |
| MSL | - |
| Wave Process | - |
| Shelf-life | - |
| Launch Date | Pre-2000 |
|---|---|
| Lifecycle | Obsolete |
| EOL Date / YTEOL Estimate | EOL in 2007 |
| Latest PCN Date | No PCNs |
| Alternative Part Number | - |
| Datasheet | 1900,1901,1902,1903,1904 | |
| Application Note | TN001 Advice on Storage Conditions for Fixed Resistors | |
| Application Note | TN003 Methods for Coding Resistor Values in Part Numbers | |
| Application Note | TN005 EIA Standard Values for Resistors | |
| Application Note | TN007 Instant Access to Life Cycle and Obsolete Product Data Online |