Lifecycle:
Active (Mature)
Brand:
Welwyn
Series:
ULR
| Series | ULR |
|---|---|
| Application | Current sense |
| Mounting | SMD - solder |
| Package | Chip 2512 |
| Technology | Metal element |
| Approval | AEC-Q200 |
| Example MPN | ULR1-R0015FT2 or ULRB12512R0015FLFSLT |
| Termination Options | Pb-free |
| Power | 1W |
|---|---|
| Rated Ambient Temperature | 70°C |
| De-rate to 0W Ambient Temperature | 170°C |
| Max Ambient Temperature | 170°C |
| LEV | - |
| Resistance min | .5mΩ |
| Resistance max | 0.01Ω |
| Critical Resistance (where applying LEV dissipates Pr) | N/A: -Ω |
| Best Tolerance | 1% |
| Best TCR | 50ppm/°C |
| Isolation Voltage of Insulation | 200V |
| 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 matt plated |
| Termination Finish (if Pb-bearing) | Not available |
| How to Specify Pb-Free | All part numbers are Pb-free |
| ECCN | EAR99 |
| Packing | Plastic tape & reel |
|---|---|
| Quantity | 2000 |
| Nett Weight Each | 0.06g |
| Reflow Process | J-STD-020E |
| MSL | 1 |
| Wave Process | Only black 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 | Aug 2006 |
|---|---|
| Lifecycle | Active (Mature) |
| EOL Date / YTEOL Estimate | 5 years or more. (Reviewed May 24) |
| Latest PCN Date | 12 Aug 18 |
| Alternative Part Number | - |