Lifecycle:
Obsolete
Brand:
Welwyn
Series:
4800
| Series | 4800 |
|---|---|
| Application | Precision |
| Mounting | Through hole |
| Package | Radial |
| Technology | Metal foil |
| Approval | None |
| Example MPN | 4812-73K2KI |
| Termination Options |
|
| Power | 0.5W |
|---|---|
| Rated Ambient Temperature | 70°C |
| De-rate to 0W Ambient Temperature | 155°C |
| Max Ambient Temperature | 155°C |
| LEV | 200V |
| Resistance min | 1Ω |
| Resistance max | 100kΩ |
| Critical Resistance (where applying LEV dissipates Pr) | 80kΩ |
| Best Tolerance | 0.005% |
| Best TCR | 5ppm/°C |
| Isolation Voltage of Insulation | Unspecified: ?V |
| RoHS Compliant (if Pb-free) | Yes (see below) |
|---|---|
| RoHS Exemption | None |
| China RoHS (if Pb-free) | Compliant |
| REACH Status (if Pb-free) | See REACH statement pdf (below) |
| CMRT Conflict Mineral Status | See CMRT Excel file (below) |
| EMRT Extended Mineral Status | No EMRT available |
| Termination Finish (if Pb-free) | e3 - Sn hot dipped |
| Termination Finish (if Pb-bearing) | 95/5 |
| How to Specify Pb-Free | All standard part numbers are Pb-free |
| ECCN | EAR99 |
| Packing | Bulk / box |
|---|---|
| Quantity | Variable |
| Nett Weight Each | 0.6g |
| Reflow Process | Not applicable |
| MSL | Not applicable |
| Wave Process | Compatible, 260+-5 deg. C, 1 or 2 x 5+-1 seconds contact time |
| Shelf-life | None defined, but solderability test prior to use is recommended after two years from date of manufacture |
| Launch Date | Pre-2000 |
|---|---|
| Lifecycle | Obsolete |
| EOL Date / YTEOL Estimate | EOL in Sep 2023 |
| Latest PCN Date | 26 Sep 23 |
| Alternative Part Number | - |
| Datasheet | 4800 | |
| Application Note | TN001 Advice on Storage Conditions for Fixed Resistors | |
| Application Note | TN002 Instant Access to RoHS REACH Conflict Mineral and other Compliance Data Online | |
| 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 | |
| Compliance | Bedlington ISO 9001 | |
| Compliance | Bedlington Quality Policy | |
| Compliance | Bedlington ISO 14001 2015 | |
| Compliance | Bedlington Env Policy | |
| Compliance | Bedlington ISO 45001 2018 | |
| Compliance | Bedlington Health and Safety Policy | |
| Compliance | RoHS 4800 | |
| Compliance | REACH Statement Bedlington | |
| Compliance | CMRT Conflict Mineral Bedlington | |
| Compliance | Proposition 65 Declaration Bedlington | |
| Compliance | TSCA Statement Bedlington | |
| Compliance | Tin Whisker Report | |
| Product Change Notification | PCNs for 4800 |