2-Yugto Doherty MMIC
Saklaw ng Dalas 1880 hanggang 2025 Mhz
8w Average na Output Power
Makakuha ng 26.8 Db Supply Voltage 28 V
1. Pangkalahatang-ideya ng Produkto
Numero ng Bahagi:BLM9D1920-08AMZ
Tagagawa: Ampleon
Uri ng Device:GEN9 9th-generation LDMOS, 2-stage fully integrated Doherty MMIC Power Amplifier
Target na Application:8W-class power amplifier para sa maliliit na cell, napakalaking MIMO at RF repeater sa 1880–2025 MHz band (5G n39/n40, 4G B39/B40)
Isinasama ng device na ito ang carrier amplifier, peaking amplifier, input splitter, at output combiner sa iisang package, na may 50Ω na katugmang input at output, na inaalis ang pangangailangan para sa external na pagtutugma ng mga bahagi, pinapagana ang pagpapatakbo ng plug-and-play at makabuluhang pinaikli ang cycle ng disenyo ng RF.
2. Ganap na Pinakamataas na Mga Rating
| Symbol |
Parameter |
Value |
Unit |
| VDS |
Drain-Source Voltage |
65 |
V |
| VGS |
Gate-Source Voltage |
-6 ~ +11 |
V |
| Tstg |
Storage Temperature |
-55 ~ +125 |
°C |
| Tj |
Maximum Junction Temperature |
175 |
°C |
| Tcase |
Maximum Case Temperature |
125 |
°C |
3. Mga Pangunahing Detalye ng Elektrisidad (Tcase=25°C, VDS=28V)
3.1 Mga Katangian ng DC
| Symbol |
Parameter |
Min |
Typ |
Max |
Unit |
| VGSq (Carrier) |
Quiescent Gate-Source Voltage |
1.65 |
2.03 |
2.75 |
V |
| IGSS (Carrier/Peaking) |
Gate Leakage Current |
- |
140 |
- |
nA |
| IDSS (Driver/Final) |
Drain Leakage Current |
- |
1.4 |
- |
μA |
3.2 Mga Katangian ng RF (1880–2025MHz Buong Band)
| Symbol |
Parameter |
Min |
Typ |
Max |
Unit |
| Operating Frequency |
Frequency Range |
1880 |
- |
2025 |
MHz |
| Gp |
Power Gain |
25 |
26.8 |
- |
dB |
| PL(3dB) |
Output Power at 3dB Gain Compression |
38.5 |
39.6 (9W) |
- |
dBm |
| PL(AV) |
Average Output Power (W-CDMA) |
- |
1.12W (30.5dBm) |
- |
- |
| ηD |
Drain Efficiency |
36 |
42 |
- |
% |
| RLin |
Input Return Loss |
-24 |
-10 |
- |
dB |
| Gflat |
Gain Flatness (Full Band) |
- |
0.8 |
- |
dB |
| ACPR5M |
5MHz Adjacent Channel Power Ratio |
- |
-28 |
- |
dBc |
| ΔG/ΔT |
Gain Temperature Coefficient |
- |
0.04 |
- |
dB/°C |
| K |
Rollett Stability Factor |
- |
>1 |
- |
- |
3.3 Mga Katangian ng Thermal
| Symbol |
Parameter |
Typ |
Unit |
| Rth(j-c) |
Junction-to-Case Thermal Resistance |
8.3~9.2 |
K/W |
4. Pin Definition (LGA-7x7-20 Package, Top View)
| Pin No. |
Symbol |
Function |
| 1 |
VGS_P |
Gate Bias Voltage for Peaking Amplifier |
| 2/3/5/6/8/10/11/13/14/15/16/17/18/21 |
GND |
RF Ground / Power Ground; Exposed pad on the backside is also ground |
| 4 |
RFin |
RF Signal Input, 50Ω matched, DC grounded |
| 7 |
VDS1_P |
Drain Supply Voltage for Peaking Driver Stage |
| 9 |
VDS2 |
Drain Supply Voltage for Final Amplifier Stage |
| 12 |
RFout |
RF Signal Output, 50Ω matched, DC grounded |
| 19 |
VDS1_C |
Drain Supply Voltage for Carrier Driver Stage |
| 20 |
VGS_C |
Gate Bias Voltage for Carrier Amplifier |
5. Impormasyon sa Package
- Uri ng Package:LGA-7x7-20-1
- Mga Dimensyon ng Package:7.0mm × 7.0mm × 0.98mm
- Bilang ng Pin:20 pad, walang lead na LGA package
- Pagsunod:Sumusunod sa RoHS, walang lead
- Proteksyon sa ESD:HBM Class 1C (1000V), CDM Class C2A (500V)
6. Mga Pangunahing Tampok
- Ganap na Pinagsanib na Arkitektura ng Doherty:Integrated na carrier/peaking amplifiers, input splitter, output combiner, at katugmang network, 50Ω I/O, zero external RF component;
- Wideband at High Linearity:Buong saklaw ng banda mula 1880 hanggang 2025 MHz, 0.8dB ang pagkakaroon ng flatness, -28dBc na tipikal na ACPR, DPD friendly;
- High Efficiency & High Gain:26.8dB high gain, 42% tipikal na drain efficiency, binabawasan ang system power consumption;
- Flexible Bias Control:Independent gate bias adjustment para sa carrier at peaking amplifier, pag-optimize ng kahusayan at linearity sa iba't ibang antas ng kapangyarihan;
- Mataas na Kagaspangan:Matatagpuan ang 10:1 full-phase load mismatch, matatag na operasyon sa saklaw ng pang-industriya na temperatura;
- Napakahusay na Thermal Performance:Mababang disenyo ng thermal resistance, 7×7mm na pakete na may malaking lugar na thermal pad, na angkop para sa pangmatagalang tuluy-tuloy na operasyon;
- Compact at High Integration:7×7mm na maliit na footprint, na angkop para sa mga high-density na layout ng PCB sa maliliit na cell at malalaking MIMO system.
7. Mga Karaniwang Aplikasyon
- Maliit na cell / pico cell final power amplifier noong 1880–2025 MHz band (5G n39/n40, 4G B39/B40)
- RF transmit channels para sa napakalaking MIMO active antennas
- 4G LTE / 5G NR multi-carrier RF repeater
- Linear RF transmitters para sa mga pribadong network at pang-industriya na wireless na kagamitan
- RF amplification modules para sa Distributed Antenna Systems (DAS)
8. Kahulugan ng Numero ng Bahagi
- BLM:Ampleon Integrated Power MMIC Series
- 9:9th-generation GEN9 LDMOS Technology
- D:Dual-path na Doherty Architecture
- 1920:Operating Frequency Range 1880–2025 MHz (1.9–2.0GHz core band)
- 08:8W-class na Power Rating
- AM:Standard Industrial Grade Version
- Z:Tape at Reel Packaging