Freescale Semiconductor Technical Data Document Number: MRF21085 Rev. 11, 10/2008 RF Power Field Effect Transistor MRF21085LSR3 Designed for W- CDMA base station applications with frequencies from 2110 to 2170 MHz. Suitable for TDMA, CDMA and multicarrier amplifier applicat i o n s . To b e u s e d i n C l a s s A B f o r P C N - P C S / c e l l u l a r r a d i o a n d W L L applications. • Typical 2 - Carrier W - CDMA Performance: VDD = 28 Volts, IDQ = 1000 mA, Pout = 19 Watts Avg., f = 2112.5 MHz, Channel Bandwidth = 3.84 MHz, Peak/Avg. = 8.5 dB @ 0.01% Probability on CCDF. Power Gain — 13.6 dB Drain Efficiency — 23% IM3 @ 10 MHz Offset — - 37.5 dBc in 3.84 MHz Channel Bandwidth ACPR @ 5 MHz Offset — - 41 dBc in 3.84 MHz Channel Bandwidth • Capable of Handling 5:1 VSWR, @ 28 Vdc, 2140 MHz, 90 Watts CW Output Power Features • Internally Matched for Ease of Use • High Gain, High Efficiency and High Linearity • Integrated ESD Protection • Designed for Maximum Gain and Insertion Phase Flatness • Excellent Thermal Stability • Characterized with Series Equivalent Large - Signal Impedance Parameters • Available with Low Gold Plating Thickness on Leads. L Suffix Indicates 40μ″ Nominal. • RoHS Compliant • In Tape and Reel. R3 Suffix = 250 Units per 56 mm, 13 inch Reel. 2110 - 2170 MHz, 90 W, 28 V LATERAL N - CHANNEL RF POWER MOSFET CASE 465A - 06, STYLE 1 NI - 780S Table 1. Maximum Ratings Rating Symbol Value Unit Drain - Source Voltage VDSS - 0.5, +65 Vdc Gate - Source Voltage VGS - 0.5, +15 Vdc Total Device Dissipation @ TC = 25°C Derate above 25°C PD 224 1.28 W W/°C Storage Temperature Range Tstg - 65 to +150 °C Case Operating Temperature TC 150 °C Operating Junction Temperature TJ 200 °C Symbol Value Unit RθJC 0.78 °C/W Table 2. Thermal Characteristics Characteristic Thermal Resistance, Junction to Case ARCHIVE INFORMATION ARCHIVE INFORMATION N - Channel Enhancement - Mode Lateral MOSFET Table 3. ESD Protection Characteristics Test Conditions Human Body Model Machine Model © Freescale Semiconductor, Inc., 2008. All rights reserved. RF Device Data Freescale Semiconductor Class 1 (Minimum) M3 (Minimum) MRF21085LSR3 1 Table 4. Electrical Characteristics (TC = 25°C unless otherwise noted) Characteristic Symbol Min Typ Max Unit Drain - Source Breakdown Voltage (VGS = 0 Vdc, ID = 100 μAdc) V(BR)DSS 65 — — Vdc Zero Gate Voltage Drain Current (VDS = 28 Vdc, VGS = 0 Vdc) IDSS — — 10 μAdc Gate - Source Leakage Current (VGS = 5 Vdc, VDS = 0 Vdc) IGSS — — 1 μAdc Gate Threshold Voltage (VDS = 10 Vdc, ID = 200 μAdc) VGS(th) 2 — 4 Vdc Gate Quiescent Voltage (VDS = 28 Vdc, ID = 1000 mAdc) VGS(Q) 3 3.9 5 Vdc Drain - Source On - Voltage (VGS = 10 Vdc, ID = 2 Adc) VDS(on) — 0.18 0.21 Vdc Crss — 3.6 — pF Off Characteristics Dynamic Characteristics (1) Reverse Transfer Capacitance (VDS = 28 Vdc, VGS = 0, f = 1.0 MHz) Functional Tests (In Freescale Test Fixture, 50 ohm system) 2 - carrier W - CDMA, 3.84 MHz Channel Bandwidth Carriers, ACPR and IM3 measured in 3.84 MHz Bandwidth. Peak/Avg. = 8.3 dB @ 0.01% Probability on CCDF. Common - Source Amplifier Power Gain (VDD = 28 Vdc, Pout = 19 W Avg., IDQ = 1000 mA, f1 = 2112.5 MHz, f2 = 2122.5 MHz) Gps 12 13.6 — dB Drain Efficiency (VDD = 28 Vdc, Pout = 19 W Avg., IDQ = 1000 mA, f1 = 2112.5 MHz, f2 = 2122.5 MHz) η 20 23 — % Third Order Intermodulation Distortion (VDD = 28 Vdc, Pout = 19 W Avg., IDQ = 1000 mA, f1 = 2112.5 MHz, f2 = 2122.5 MHz; IM3 measured over 3.84 MHz BW at f1 - 10 MHz and f2 +10 MHz referenced to carrier channel power.) IM3 — - 37.5 - 35 dBc Adjacent Channel Power Ratio (VDD = 28 Vdc, Pout = 19 W Avg., IDQ = 1000 mA, f1 = 2112.5 MHz, f2 = 2122.5 MHz; ACPR measured over 3.84 MHz at f1 - 5 MHz and f2 +5 MHz.) ACPR — - 41 - 38 dBc Input Return Loss (VDD = 28 Vdc, Pout = 19 W Avg., IDQ = 1000 mA, f1 = 2112.5 MHz, f2 = 2122.5 MHz) IRL — - 12 -9 dB 1. Part is internally matched both on input and output. ARCHIVE INFORMATION ARCHIVE INFORMATION On Characteristics (DC) (continued) MRF21085LSR3 2 RF Device Data Freescale Semiconductor Table 4. Electrical Characteristics (TC = 25°C unless otherwise noted) (continued) Characteristic Symbol Min Typ Max Unit Two - Tone Common - Source Amplifier Power Gain (VDD = 28 Vdc, Pout = 90 W PEP, IDQ = 1000 mA, f1 = 2110 MHz, f2 = 2120 MHz and f1 = 2160 MHz, f2 = 2170 MHz) Gps — 13.6 — dB Two - Tone Drain Efficiency (VDD = 28 Vdc, Pout = 90 W PEP, IDQ = 1000 mA, f1 = 2110 MHz, f2 = 2120 MHz and f1 = 2160 MHz, f2 = 2170 MHz) η — 36 — % Two - Tone Intermodulation Distortion (VDD = 28 Vdc, Pout = 90 W PEP, IDQ = 1000 mA, f1 = 2110 MHz, f2 = 2120 MHz and f1 = 2160 MHz, f2 = 2170 MHz) IMD — - 31 — dBc Input Return Loss (VDD = 28 Vdc, Pout = 90 W PEP, IDQ = 1000 mA, f1 = 2110 MHz, f2 = 2120 MHz and f1 = 2160 MHz, f2 = 2170 MHz) IRL — - 12 — dB P1dB — 100 — W Pout, 1 dB Compression Point (VDD = 28 Vdc, IDQ = 1000 mA, f = 2170 MHz) ARCHIVE INFORMATION ARCHIVE INFORMATION Functional Tests (In Freescale Test Fixture, 50 ohm system) (continued) MRF21085LSR3 RF Device Data Freescale Semiconductor 3 VBIAS R3 R1 R4 B1 + C5 C4 C3 C7 C2 Z4 RF INPUT Z1 Z2 ARCHIVE INFORMATION Z1 Z2 Z3 Z4 Z5 Z6 Z7 Z8 Z5 Z6 x 0.084″ x 0.084″ x 0.800″ x 0.050″ x 0.800″ x 0.084″ x 0.084″ x 0.070″ C10 C11 C12 Microstrip Microstrip Microstrip Microstrip Microstrip Microstrip Microstrip Microstrip Z7 RF OUTPUT C6 DUT 0.750″ 1.015″ 0.480″ 0.750″ 0.610″ 0.885″ 0.720″ 0.800″ C9 + Z8 Z3 C1 C8 + 0.030″ Glass Teflon®, Keene GX - 0300 - 55 - 22, εr = 2.55 Etched Circuit Boards MRF21085 Rev. 3, CMR Board PCB Figure 1. MRF21085L Test Circuit Schematic Table 5. MRF21085 Test Circuit Component Designations and Values Designators Description B1 Short Ferrite Bead, Fair Rite, #2743019447 C1, C6 43 pF Chip Capacitors, ATC #100B430JCA500X C2 10 pF Chip Capacitor, ATC #100B100JCA500X C3, C9 1000 pF Chip Capacitors, ATC #100B102JCA500X C4, C10 0.1 mF Chip Capacitors, Kemet #CDR33BX104AKWS C5 1.0 mF Tantalum Chip Capacitor, Kemet #T491C105M050 C7 2.7 pF Chip Capacitor, ATC #100B2R7JCA500X C8 10 mF Tantalum Chip Capacitor, Kemet #T495X106K035AS4394 C11, C12 22 mF Tantalum Chip Capacitors, Kemet #T491X226K035AS4394 L1 1 Turn, #20 AWG, 0.100″ ID N1, N2 Type N Flange Mounts, Omni Spectra #3052 - 1648 - 10 R1 1.0 kΩ, 1/8 W Chip Resistor R2 180 kΩ, 1/8 W Chip Resistor R3, R4 10 Ω, 1/8 W Chip Resistors ARCHIVE INFORMATION R2 VSUPPLY L1 + MRF21085LSR3 4 RF Device Data Freescale Semiconductor C8 C7 C2 R1 B1 C3 L1 R3 WB1 ARCHIVE INFORMATION CUT OUT C5 C4 C1 C10 R4 C9 WB2 C11 C12 C6 MRF21085 Rev 3 Freescale has begun the transition of marking Printed Circuit Boards (PCBs) with the Freescale Semiconductor signature/logo. PCBs may have either Motorola or Freescale markings during the transition period. These changes will have no impact on form, fit or function of the current product. Figure 2. MRF21085L Test Circuit Component Layout ARCHIVE INFORMATION R2 MRF21085LSR3 RF Device Data Freescale Semiconductor 5 10 −45 ACPR 5 −50 0 −55 1 −35 35 30 −40 −45 25 3rd Order 20 −50 5th Order −55 15 η −60 10 7th Order 5 100 −65 30 10 40 4 10 Pout, OUTPUT POWER (WATTS) PEP Figure 3. 2-Carrier W-CDMA ACPR, IM3, Power Gain and Drain Efficiency versus Output Power Figure 4. Intermodulation Distortion Products versus Output Power IM3, THIRD ORDER INTERMODULATION DISTORTION (dBc) −25 η, DRAIN EFFICIENCY (%), G ps , POWER GAIN (dB) Pout, OUTPUT POWER (WATTS Avg.) N−CDMA 24 −30 22 −35 −40 1150 mA −45 VDD = 28 Vdc f1 = 2135 MHz f2 = 2145 MHz 1000 mA −30 IM3 −40 ACPR −50 14 G ps 12 −55 4 −20 16 850 mA −50 VDD = 28 Vdc 2−Carrier W−CDMA P out = 19 W (Avg.) 10 MHz Carrier Spacing IDQ = 1000 mA 3.84 MHz Channel Bandwidth Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF) 18 1300 mA −10 IRL 20 IDQ = 700 mA 0 η 10 100 2090 2110 2130 2150 2170 Pout, OUTPUT POWER (WATTS) PEP f, FREQUENCY (MHz) Figure 5. Third Order Intermodulation Distortion versus Output Power Figure 6. 2-Carrier W-CDMA Broadband Performance 14.5 60 −60 2190 42 −24 IMD 40 13 30 η 20 VDD = 28 Vdc IDQ = 1000 mA f = 2140 MHz 12 11.5 2 10 Pout, OUTPUT POWER (WATTS) Figure 7. CW Performance η, DRAIN EFFICIENCY (%) 13.5 12.5 41 50 G ps η, DRAIN EFFICIENCY (%) G ps , POWER GAIN (dB) 14 40 −26 39 −27 38 −28 37 −29 36 −30 IDQ = 1000 mA f = 2140 MHz 10 MHz Tone Spacing 10 35 0 100 130 −25 η −31 34 24 25 26 27 28 ARCHIVE INFORMATION −40 −30 η, DRAIN EFFICIENCY (%) G ps 15 ARCHIVE INFORMATION −35 45 VDD = 28 Vdc IDQ = 1000 mA f1 = 2135 MHz f2 = 2145 MHz IM3 (dBc), ACPR (dBc), IRL, INPUT RETURN LOSS (dB) 20 −30 IM3 −25 IMD, INTERMODULATION DISTORTION (dBc) 25 −25 η VDD = 28 Vdc, IDQ = 1000 mA f1 = 2135 MHz, f2 = 2145 MHz 3.84 MHz Channel Bandwidth Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF) IM3 (dBc), ACPR (dBc) 30 IMD, INTERMODULATION DISTORTION (dBc) η, DRAIN EFFICIENCY (%),G ps , POWER GAIN (dB) TYPICAL CHARACTERISTICS −32 29 VDD, DRAIN SUPPLY (V) Figure 8. Two-Tone Intermodulation Distortion and Drain Efficiency versus Drain Supply MRF21085LSR3 6 RF Device Data Freescale Semiconductor G ps , POWER GAIN (dB) 1150 mA 14 1000 mA 850 mA 13.5 700 mA 13 VDD = 28 Vdc f1 = 2135 MHz f2 = 2145 MHz 4 100 10 IRL 35 −15 η VDD = 28 Vdc Pout = 90 W (PEP) IDQ = 1000 mA 10 MHz Tone Spacing 30 25 −30 15 Gps −35 10 2095 2110 −30 3rd Order 2125 2140 2155 −40 2185 2170 f, FREQUENCY (MHz) Figure 10. Two-Tone Broadband Performance −20 −25 −25 IMD Figure 9. Two-Tone Power Gain versus Output Power VDD = 28 Vdc IDQ = 1000 mA f = 2140 MHz −20 20 Pout, OUTPUT POWER (WATTS) PEP +20 3.84 MHz Channel BW +30 0 −10 −35 (dB) IMD, INTERMODULATION DISTORTION (dBc) ARCHIVE INFORMATION 12.5 −10 40 −40 −20 −30 −40 5th Order −45 −50 7th Order −70 −ACPR in +ACPR in 3.84 MHz BW 3.84 MHz BW −IM3 in 3.84 MHz BW −80 −25 −20 −60 −50 −55 0.1 1 10 Df, TONE SPACING (kHz) Figure 11. Intermodulation Distortion Products versus Two - Tone Spacing 30 −15 −10 −5 0 5 10 +IM3 in 3.84 MHz BW 15 20 f, FREQUENCY (MHz) Figure 12. 2-Carrier W-CDMA Spectrum 25 ARCHIVE INFORMATION IDQ = 1300 mA IRL, INPUT RETURN LOSS (dB) IMD, INTERMODULATION DISTORTION (dBc) 14.5 G ps , POWER GAIN (dB),η, DRAIN EFFICIENCY (%) TYPICAL CHARACTERISTICS MRF21085LSR3 RF Device Data Freescale Semiconductor 7 Zo = 5 Ω Zload f = 2110 MHz f = 2170 MHz Zsource f = 2110 MHz VDD = 28 V, IDQ = 1000 mA, Pout = 19 W Avg. f MHz Zsource Ω Zload Ω 2110 1.10 - j3.71 1.23 - j2.10 2140 1.11 - j3.57 1.26 - j1.92 2170 1.12 - j3.40 1.25 - j1.76 Zsource = Test circuit impedance as measured from gate to ground. Zload = Test circuit impedance as measured from drain to ground. Output Matching Network Device Under Test Input Matching Network Z source ARCHIVE INFORMATION ARCHIVE INFORMATION f = 2170 MHz Z load Figure 13. Series Equivalent Source and Load Impedance MRF21085LSR3 8 RF Device Data Freescale Semiconductor PACKAGE DIMENSIONS 4X U (FLANGE) 1 K 2X 2 B (FLANGE) D bbb M T A M B M ARCHIVE INFORMATION N ccc M R (LID) M T A M B M M B M ccc M T A M aaa M T A M S (INSULATOR) bbb M T A (LID) B M (INSULATOR) B M H C 3 E A A (FLANGE) F T SEATING PLANE CASE 465A - 06 ISSUE H NI - 780S MRF21085LSR3 DIM A B C D E F H K M N R S U Z aaa bbb ccc INCHES MIN MAX 0.805 0.815 0.380 0.390 0.125 0.170 0.495 0.505 0.035 0.045 0.003 0.006 0.057 0.067 0.170 0.210 0.774 0.786 0.772 0.788 0.365 0.375 0.365 0.375 −−− 0.040 −−− 0.030 0.005 REF 0.010 REF 0.015 REF STYLE 1: PIN 1. DRAIN 2. GATE 5. SOURCE MILLIMETERS MIN MAX 20.45 20.70 9.65 9.91 3.18 4.32 12.57 12.83 0.89 1.14 0.08 0.15 1.45 1.70 4.32 5.33 19.61 20.02 19.61 20.02 9.27 9.53 9.27 9.52 −−− 1.02 −−− 0.76 0.127 REF 0.254 REF 0.381 REF ARCHIVE INFORMATION NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M−1994. 2. CONTROLLING DIMENSION: INCH. 3. DELETED 4. DIMENSION H IS MEASURED 0.030 (0.762) AWAY FROM PACKAGE BODY. 4X Z (LID) B MRF21085LSR3 RF Device Data Freescale Semiconductor 9 PRODUCT DOCUMENTATION Refer to the following documents to aid your design process. Engineering Bulletins • EB212: Using Data Sheet Impedances for RF LDMOS Devices REVISION HISTORY The following table summarizes revisions to this document. Revision Date 11 Oct. 2008 Description • Data sheet revised to reflect part status change, p. 1, including use of applicable overlay. ARCHIVE INFORMATION • Data sheet archived. Part no longer manufactured. • Added Product Documentation and Revision History, p. 10 ARCHIVE INFORMATION • Modified data sheet to reflect RF Test Reduction described in Product and Process Change Notification number, PCN12779, p. 1, 2 MRF21085LSR3 10 RF Device Data Freescale Semiconductor How to Reach Us: Web Support: http://www.freescale.com/support USA/Europe or Locations Not Listed: Freescale Semiconductor, Inc. Technical Information Center, EL516 2100 East Elliot Road Tempe, Arizona 85284 1 - 800 - 521 - 6274 or +1 - 480 - 768 - 2130 www.freescale.com/support Europe, Middle East, and Africa: Freescale Halbleiter Deutschland GmbH Technical Information Center Schatzbogen 7 81829 Muenchen, Germany +44 1296 380 456 (English) +46 8 52200080 (English) +49 89 92103 559 (German) +33 1 69 35 48 48 (French) www.freescale.com/support Japan: Freescale Semiconductor Japan Ltd. Headquarters ARCO Tower 15F 1 - 8 - 1, Shimo - Meguro, Meguro - ku, Tokyo 153 - 0064 Japan 0120 191014 or +81 3 5437 9125 [email protected] Asia/Pacific: Freescale Semiconductor China Ltd. Exchange Building 23F No. 118 Jianguo Road Chaoyang District Beijing 100022 China +86 10 5879 8000 [email protected] For Literature Requests Only: Freescale Semiconductor Literature Distribution Center P.O. Box 5405 Denver, Colorado 80217 1 - 800 - 441 - 2447 or +1 - 303 - 675 - 2140 Fax: +1 - 303 - 675 - 2150 [email protected] Information in this document is provided solely to enable system and software implementers to use Freescale Semiconductor products. There are no express or implied copyright licenses granted hereunder to design or fabricate any integrated circuits or integrated circuits based on the information in this document. Freescale Semiconductor reserves the right to make changes without further notice to any products herein. Freescale Semiconductor makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Freescale Semiconductor assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters that may be provided in Freescale Semiconductor data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”, must be validated for each customer application by customer’s technical experts. Freescale Semiconductor does not convey any license under its patent rights nor the rights of others. Freescale Semiconductor products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Freescale Semiconductor product could create a situation where personal injury or death may occur. Should Buyer purchase or use Freescale Semiconductor products for any such unintended or unauthorized application, Buyer shall indemnify and hold Freescale Semiconductor and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Freescale Semiconductor was negligent regarding the design or manufacture of the part. ARCHIVE INFORMATION ARCHIVE INFORMATION Home Page: www.freescale.com Freescalet and the Freescale logo are trademarks of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners. © Freescale Semiconductor, Inc. 2008. All rights reserved. MRF21085LSR3 Document Number: RF Device Data MRF21085 Rev. 11, 10/2008 Freescale Semiconductor 11