Lifecycle:
Active (Mature)
Brand:
Welwyn
Series:
WMHP
| Series | WMHP |
|---|---|
| Application | High power |
| Mounting | Through hole |
| Package | TO-220 |
| Technology | Thick film |
| Approval | None |
| Example MPN | WMHP50-10KJ |
| Termination Options | Pb-free |
| Power | 50W |
|---|---|
| Rated Ambient Temperature | 25°C |
| De-rate to 0W Ambient Temperature | 150°C |
| Max Ambient Temperature | 150°C |
| LEV | 350V |
| Resistance min | 0.05Ω |
| Resistance max | 100kΩ |
| Critical Resistance (where applying LEV dissipates Pr) | 2.45kΩ |
| Best Tolerance | 1% |
| Best TCR | 50ppm/°C |
| Isolation Voltage of Insulation | 1.8kV |
| RoHS Compliant (if Pb-free) | Yes (see below) |
|---|---|
| RoHS Exemption | 7(c)-I "Pb in glass" |
| China RoHS (if Pb-free) | Contains Pb. EFUP 50 Years |
| REACH Status (if Pb-free) | See REACH statement pdf (below) |
| CMRT Conflict Mineral Status | See CMRT Excel file (below) |
| EMRT Extended Mineral Status | See EMRT Excel file (below) |
| Termination Finish (if Pb-free) | e3 - Sn hot dipped |
| Termination Finish (if Pb-bearing) | Not available |
| How to Specify Pb-Free | All part numbers are Pb-free |
| ECCN | EAR99 |
| Packing | Tube |
|---|---|
| Quantity | 50 |
| Nett Weight Each | - |
| 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 | May 2015 |
|---|---|
| Lifecycle | Active (Mature) |
| EOL Date / YTEOL Estimate | 5 years or more. (Reviewed May 25) |
| Latest PCN Date | 13 Oct 25 |
| Alternative Part Number | - |