TGA4541-SM Ka-Band Variable Gain Driver Amplifier

Transcription

1 Applications VSAT Point-to-Point Radio Test Equipment & Sensors Product Features QFN 6x6mm L Functional Block Diagram Frequency Range: GHz Power: 23 dbm P1dB Gain: 33 db Output TOI: 31 dbm Attenuation Range: db Bias: Vd = V, Id = 3 ma, Vg = -.7 V Typical Package Dimensions: 6. x 6. x.8 mm General Description The TriQuint TGA441-SM is a variable gain amplifier to be used as a driver amplifier in linear Ka band applications. The TGA441-SM operates from 28 to 31 GHz and is designed using TriQuint s phemt production process. The TGA441-SM typically provides 23 dbm of linear power with 32 db of small signal gain and 31 dbm of output TOI. The attenuation range is typically db. The TGA441-SM is available in a low-cost, surface mount lead 6x6 QFN package and is ideally suited for VSAT ground terminals and Pointto-Point Radio applications. Lead-free and RoHS compliant. Evaluation Boards are available upon request. Pin Configuration Pin # Symbol 1, 2, 3,, 6, 7, 8, 9,, 11, 12, 13,, 17, 19,, 21, 22, 23,, 26, 27, 28, N/C 29,, 31, 32, 33, 34, 37, 39, 4 RF IN 14 Vg 16 Vd2 18 Vd3 24 RF OUT 3 Vc 36 Gnd 38 Vd1 Ordering Information Part No. ECCN Description TGA441-SM EAR99 Ka-band Variable Gain Amp Standard T/R size = pieces on a 7 reel. Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

2 Specifications Absolute Maximum Ratings Parameter Drain Voltage,Vd Drain Current, Id1 Drain Current, Id2+Id3 Power Dissipation, Pdiss RF Input Power, CW, Ω,T = ºC Channel Temperature, Tch Mounting Temperature ( Seconds) Storage Temperature Rating +6 V 96 ma 672 ma 4. W + dbm o C 26 o C - to o C Operation of this device outside the parameter ranges given above may cause permanent damage. These are stress ratings only, and functional operation of the device at these conditions is not implied. Recommended Operating Conditions Parameter Min Typical Max Units Vd V Id1 6 ma Id2+Id3 27 ma Vg -.7 V Electrical specifications are measured at specified test conditions. Specifications are not guaranteed over all recommended operating conditions. Electrical Specifications Test conditions unless otherwise noted: ºC, Vd = V, Id1 = 6 ma, Id2+Id3 = 27 ma, Vc = -1. V, Vg = -.7 V typical. Id2+Id3 are held constant throughout the test. Z : Ώ Parameter Min Typical Max Units Operational Frequency Range GHz Gain: 28 to < 29 GHz db 29 to < GHz 31. db to 31 GHz db Attenuation Range db Input Return Loss 18 db Output Return Loss 17 db Output 1dB Gain Compression (max gain): 28 to < 29 GHz 21 dbm 29 to < GHz. dbm to 31 GHz dbm Output TOI 31 dbm Gain Temperature Coefficient (max gain) -.8 db/ C Power Temperature Coefficient (max gain) -.8 db/ C Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

3 Specifications Thermal and Reliability Information Parameter Condition Rating Thermal Resistance, θ JC, measured to back of package Channel Temperature (Tch), and Median Lifetime (Tm) Channel Temperature (Tch), and Median Lifetime (Tm) Under RF Drive Tbase = 8 C Tbase = 8 C, Vd = V, Id = 3 ma, Pdiss = 1.6 W Tbase = 8 C, Vd = V, Id = 3 ma, Pout = 24 dbm, Pdiss = 1. W θ JC = 34. C/W Tch = 142 C Tm = 2.8 E+6 Hours Tch = 133 C Tm = 7.9 E+6 Hours 1E+ Median Lifetime (Tm) vs. Channel Temperature (Tch) Median Lifetime, Tm (Hours) 1E+14 1E+13 1E+12 1E+11 1E+ 1E+9 1E+8 1E+7 1E+6 1E+ FET 1E Channel Temperature, Tch ( C) Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

4 Typical Performance Id2+Id3 are held constant throughout the test. Gain (db) 4 3 Gain vs. Frequency Vd = V, Id = 3 ma, Vc = -1. V, Vg = -.7 V, C Return Loss (db) IRL, ORL vs. Frequency Vd = V, Id = 3 ma, Vc = -1. V, Vg = -.7 V, C ORL IRL Output Power (dbm) Output Power vs. Frequency Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V, C Psat P1dB Output Power (dbm), Gain (db) Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V, C 29. GHz Power, Gain, Id vs. Input Power Pout Gain Id Input Power (dbm) Id (ma) OTOI (dbm) 3 OTOI vs. Frequency Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V, C 12 dbm Pout/Tone OTOI (dbm) 3 OTOI vs. Frequency vs. Pout/Tone Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V, C 14 dbm Pout/Tone 12 dbm Pout/Tone dbm Pout/Tone 8 dbm Pout/Tone 4 dbm Pout/Tone dbm Pout/Tone Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

5 Typical Performance Id2+Id3 are held constant throughout the test. Gain (db) Gain vs. Frequency vs. Drain Voltage Id = 3 ma, Vc = -1. V, Vg = -.7 V, C. V. V 4. V Gain (db) 4 3 Gain vs. Frequency vs. Temperature Vd = V, Id = 3 ma, Vc = -1. V, Vg = -.7 V - C C 8 C P1dB (dbm) Power vs. Frequency vs. Temperature Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V - C C 8 C OTOI (dbm) OTOI vs. Frequency vs. Temperature Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V 12 dbm Pout/Tone - C C 8 C Attenuation (db) 4 3 Attenuation vs. Vc vs. Temperature Vd = V, Id = 3 ma, Vg = -.7 V, 29 GHz - C C 8 C Control Voltage (V) Attenuation (db) 4 3 Attenuation vs. Vc vs. Frequency Vd = V, Id = 3 ma, Vg = -.7 V, C 28GHz 29GHz GHz 31GHz Control Voltage (V) Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

6 Typical Performance Id2+Id3 are held constant throughout the test. Gain (db) Gain vs. Frequency vs. Control Voltage Vd = V, Id = 3 ma, Vg = -.7 V, C -1.V -.8V -.71V -.62V -.6V -.48V.V P1dB (dbm) Power vs. Frequency vs. Control Voltage Vd = V, Idq = 3 ma, Vg = -.7 V, C -1.V -.8V -.71V -.62V -.6V -.48V.V OTOI (dbm) 3 OTOI vs. Frequency vs. Control Voltage Vd = V, Idq = 3 ma, Vg = -.7 V, C -1. V -.8 V -.71 V -.62 V 12 dbm Pout/Tone OTOI (dbm) OTOI vs. Pout/Tone vs. Frequency Vd = V, Idq = 3 ma, Vc = -1. V, Vg = -.7 V, C 28GHz 22 29GHz GHz 18 31GHz Pout/tone (dbm) Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

7 Application Circuit Vd1 Vc RF Input 441 YYWW XXXX RF Output Vg Vd2 + Vd3 Bias-up Procedure Set Vg to -1. V Set Vd1 to V Set Vd2+Vd3 to V Set Vc to -1. V Adjust Vg more positive until quiescent Id2+Id3 = 27 ma, Id1 = 6 ma, Vg ~ -.7 V typical Apply RF signal Vd1 and Vd2+Vd3 should be separately monitored. Bias-down Procedure Turn off RF supply Reduce Vg to -1. V Set Vc to V Reduce Vd2+Vd3 to V Reduce Vd1 to V Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

8 Pin Description Pin Symbol Description 1, 2, 3,, 6, 7, 8, 9,, 11, 12, 13, 19,, 21, 22, 23,, 26, 27, 28, 29,, 31, 32, 33, 34, 39, N/C Top View No internal connection; must be grounded on PCB. 4 RF IN RF Input. 14 Vg Gate voltage. Bias network is required; see Application Circuit on page 7 as an example., 17, 37 N/C No internal connection; should be left open. 16 Vd2 Drain voltage. Bias network is required; see Application Circuit on page 7 as an example. 18 Vd3 Drain voltage. Bias network is required; see Application Circuit on page 7 as an example. 24 RF OUT RF Output. 3 Vc Control voltage. Bias network is required; see Application Circuit on page 7 as an example. 36 GND Internally grounded through a resistor; must be grounded on PCB. 38 Vd1 Drain voltage. Bias network is required; see Application Circuit on page 7 as an example. 41 GND Backside paddles; must be grounded on PCB. Multiple vias should be employed to minimize inductance and thermal resistance; see Mounting Configuration on page 12 for suggested footprint. Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

9 Applications Information PC Board Layout Top RF layer is. thick Rogers RO33, є r = 3.2. Metal layers are 1/2-oz copper. The pad pattern shown has been developed and tested for optimized assembly at TriQuint Semiconductor. The PCB land pattern has been developed to accommodate lead and package tolerances. Since surface mount processes vary from company to company, careful process development is recommended. For further technical information, refer to the TGA441-SM Product Information page. C C6 C1 C2 Detail is on the next page C3 C4 R2 R1 C8 C7 C9 C Bill of Materials Ref Des Value Description Manufacturer Part Number C1- C4 pf Cap, 2, V, %, COG various C - C8 1 µf Cap, 63, V, %, XR various C9 - C µf Cap, 8, V, %, XR various R1- R2 Ω Res, 2,.1W, SMD various Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

10 Applications Information PC Board Tuning Layout Dimensions are in millimeters. Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

11 Mechanical Information Package Information and Dimensions All dimensions are in millimeters. TGA441 YYWW XXXX This package is lead-free/rohs-compliant with a copper alloy base (CDA194), and the plating material on the leads is NiPdAu. It is compatible with both lead-free (maximum 26 C reflow temperature) and tin-lead (maximum 24 C reflow temperature) soldering processes. The TGA441-SM will be marked with the 441 designator and a lot code marked below the part designator. The YY represents the last two digits of the year the part was manufactured, the WW is the work week, and the XXXX is an auto-generated assembly lot number. Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

12 Mechanical Information Mounting Configuration All dimensions are in millimeters. Notes: 1. Ground vias are critical for the proper performance of this device. Vias have a drill diameter of. mm. Tape and Reel Information Tape and reel specifications for this part are also available on the TriQuint website in the Application Notes section. Standard T/R size = pieces on a 7 x. reel. CARRIER AND COVER TAPE DIMENSIONS Part Feature Symbol Size (in) Size (mm) Cavity Length A Width B Depth K Pitch P Distance Between Cavity to Perforation Centerline Length Direction P Cavity to Perforation Width Direction F Cover Tape Width C Carrier Tape Width W Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint

13 Product Compliance Information ESD Information ESD Rating: Class Value: < V Test: Human Body Model (HBM) Standard: JEDEC Standard JESD22-A114 MSL Rating Level 3 at +26 C convection reflow The part is rated Moisture Sensitivity Level 3 at 26 C per JEDEC standard IPC/JEDEC J-STD-. Solderability Compatible with the latest version of J-STD-, Lead free solder, 26 C This part is compliant with EU 2/9/EC RoHS directive (Restrictions on the Use of Certain Hazardous Substances in Electrical and Electronic Equipment). This product also has the following attributes: Lead Free Halogen Free (Chlorine, Bromine) Antimony Free TBBP-A (C H 12 Br 4 2 ) Free PFOS Free SVHC Free ECCN US Department of Commerce EAR99 Recommended Soldering Temperature Profile Datasheet: Rev A TriQuint - 13 of 14 - Disclaimer: Subject to change without notice

14 Contact Information For the latest specifications, additional product information, worldwide sales and distribution locations, and information about TriQuint: Web: Tel: Fax: For technical questions and application information: Important Notice The information contained herein is believed to be reliable. TriQuint makes no warranties regarding the information contained herein. TriQuint assumes no responsibility or liability whatsoever for any of the information contained herein. TriQuint assumes no responsibility or liability whatsoever for the use of the information contained herein. The information contained herein is provided "AS IS, WHERE IS" and with all faults, and the entire risk associated with such information is entirely with the user. All information contained herein is subject to change without notice. Customers should obtain and verify the latest relevant information before placing orders for TriQuint products. The information contained herein or any use of such information does not grant, explicitly or implicitly, to any party any patent rights, licenses, or any other intellectual property rights, whether with regard to such information itself or anything described by such information. TriQuint products are not warranted or authorized for use as critical components in medical, life-saving, or lifesustaining applications, or other applications where a failure would reasonably be expected to cause severe personal injury or death. Datasheet: Rev A of 14 - Disclaimer: Subject to change without notice 13 TriQuint