BLF3G21-6
Download datasheet This product has been discontinued.Click here for discontinuation information.
BLF3G21-6
Download datasheetUHF power LDMOS transistor
6 W LDMOS power transistor for base station applications at frequencies from HF to 2200 MHz.
Features and benefits
- Excellent back-off linearity
- Easy power control
- Excellent ruggedness
- High power gain
- Excellent thermal stability
- Designed for broadband operation (HF to 2200 MHz)
- No internal matching for broadband operation
- ESD protection
Applications
- RF power amplifiers for GSM, PHS, EDGE, CDMA and W-CDMA base stations
- Multicarrier applications in the HF to 2200 MHz frequency range
- Broadcast drivers
Parametrics
| Symbol | Parameter | Conditions | Min | Typ/Nom | Max | Unit |
|---|---|---|---|---|---|---|
| frange | frequency range | 1800 | 2200 | MHz | ||
| PL(1dB) | nominal output power at 1 dB gain compression | 6 | W | |||
| Test signal: CW | ||||||
| Gp | power gain | VDS = 26 V | 14 | 15.5 | dB | |
| RLin | input return loss | VDS = 26 V; IDq = 90 mA | -7 | -3 | dB | |
| ηD | drain efficiency | VDS = 26 V; f = 2000 MHz; IDq = 90 mA | 35 | 39 | % | |
| PL(PEP) | peak envelope power | 6 | W | |||
| IMD3 | third-order intermodulation distortion | PL(PEP) < 2 W; VDS = 26 V; IDq = 90 mA | -50 | dBc | ||
| IMD3 | third-order intermodulation distortion | PL(AV) = 6 W; VDS = 26 V; IDq = 90 mA | -32 | -29 | dBc | |
Package / Packing
All type numbers in the table below are discontinued.
| Type number | Package | Outline version | Reflow-/Wave soldering |
Packing | Product status | Marking |
Orderable part number, (Ordering code (12NC)) |
|---|---|---|---|---|---|---|---|
| BLF3G21-6 | CDIP2 (SOT538A) |
sot538a_po | Reel 11¼" Q1/T1 in LargePack | Withdrawn | Standard Marking |
BLF3G21-6,135 (9340 584 77135) |
|
| Bulk Pack | Withdrawn | Standard Marking |
BLF3G21-6,112 (9340 584 77112) |
Discontinuation information
Pinning info
| Pin | Symbol | Description | Simplified outline | Graphic symbol |
|---|---|---|---|---|
| 1 | D | drain |
|
|
| 2 | G | gate | ||
| 3 | S | source |
Documentation
| Title | Type | Date | |
|---|---|---|---|
| UHF power LDMOS transistor | Data sheet | 2015-12-07 | |
| Mounting and soldering of RF transistors in air cavity packages | Application note | 2024-05-23 | |
| RF power solutions for ISM, broadcast, navigation and safety radio applications | Brochure | 2024-10-25 | |
| RF power application reports for ISM, broadcast, navigation and safety radio applications | Brochure | 2024-10-08 | |
| Packages for RF power transistors | Leaflet | 2024-10-25 |
No documentation available.