PA2460/PA2460-LF Power Amplifier IC Advance Information. Description. Features. Applications. Block Diagram

Transcription

1 I dvance Information Princeton Technology rop. reserves the right to change the product described in this datasheet. ll information contained in this datasheet is subject to change without prior notice. Princeton Technology rop. assumes no responsibility for the use of any circuits shown in this datasheet. escription The P0 is a high-power and high-efficiency Power mplifier (P) I for handheld applications in the 0MHz to 00MHz band. The design is based on Gallium rsenide Hetero-junction ipolar Transistor (Gas HT) process. Features Single.7V to V Supply Voltage +dm Output Power for.v to V % Efficiency 8-pin SOP(F) package (mm x mm) pplications FRS, GMRS Handsets ommercial and onsumer Systems Portable attery-powered Equipment Long distance Remote ontrol lock iagram Page ug 008

2 Package and Pin ssignment: 8-Pin SOP(F) Symbols imensions in mm imensions in inch min. nom. max. min. nom. max E e H L y θ Page ug 008

3 Pin escriptions Number Name I/O escription P I nalog Power ontrol L I Matching Inductor RF_IN I RF input V Power Power supply for P L I Matching Inductor RF_OUT O RF output 7 RF_OUT O RF output 8 P I nalog Power ontrol 8 P HiMRK P0 lot no. 7 RF_OUT RF_OUT L Page ug 008

4 bsolute Maximum Ratings Parameter Symbol Rating Unit Supply Voltage V 0 to V 000@.V m Supply current I 80@V m Power ontrol Voltage Range V P 0. to. V Input Power P IN 0 dm Operating Temperature Range T OPR -0 to 00 Storage Temperature Range T STG to Soldering Temperature Range T SL Soldering Time Range t SL 0 s Page ug 008

5 Electrical haracteristics (V =.V, V SS = 0V, T =, RL=0 Ohm, unless otherwise noted.) Parameter Symbol ondition Value min. typ. max. Unit V Supply Voltage V.7.8 V Frequency Range f RF 0 00 MHz Input Power P IN P OUT =dm 9 dm P IN =dm dm Output Power P OUT P IN =dm,=.7v, 0 dm V P =.V Efficiency P IN =dm,p OUT =dm 7 70 % urrent onsumption I P OUT =dm m ontrol Voltage Range V P 0.. V Full Power ontrol Voltage P OUT =dm... V ontrol urrent into V P I P P OUT =dm 0 m Isolation P IN =dm, P=0.V d Noise Floor P IN =dm, W=00kHz, fo+0mhz offset -8 dm nd to th Harmonic istortion P OUT =dm -0 - dc Input VSWR ll power level.: : Rise Time and Fall Time P OUT =dm µsec Page ug 008

6 Electrical haracteristics (V = V, V SS = 0V, T =, RL=0 Ohm, unless otherwise noted.) Parameter Symbol ondition Value min. typ. max. Unit V Supply Voltage V V Frequency Range f RF 0 00 MHz Input Power P IN P OUT =dm 9 dm Output Power P OUT P IN =dm dm Efficiency P IN =dm,p OUT =dm 0 0 % urrent onsumption I P OUT =dm m ontrol Voltage Range V P 0.. V Full Power ontrol Voltage P OUT =dm... V ontrol urrent into V P I P P OUT =dm 8 m Isolation P IN =dm, P=0.V d Noise Floor P IN =dm, W=00kHz, fo+0mhz offset -8 dm nd to th Harmonic istortion P OUT =dm -0 - dc Input VSWR ll power level.: : Rise Time and Fall Time P OUT =dm µsec Input/Output impedance (for reference only) Frequency ias Input impedance Output impedance 0MHz V.-j j. 0MHz.V.-j8.7.9-j.70 MHz V 7.-j9..-j. MHz.V 7.-j j. Output impedance: look into P0. Input impedance: look into P0 Page ug 008

7 Evaluation oard ircuit Vapc R R L L RF-IN 8 7 L L P P L RF_OUT RF_IN RF_OUT V L 0 9 P0 8 7 L L L:mil W:mil ML Zo=0 ohm ML RF_OUT Title Size Number Revision ate: -Sep-00 Sheet of File: :\my documents\client file\pa0_eddie\pa0_eddie.db rawn y: data P0 OM V.V.V.V V V Freq..9M 00M M.9M 0M M 80M M 90M 00M.9M.9M M Vapc.V.V.V.V.V.V.V.V.V.V.V.V.V, nf nf nf nf nf,, uf uf uf uf uf 00pF 00pF 00pF 00pF 00pF L 8nH 7nH 8nH 8nH 8nH nh 8nH 7nH 8nH 8nH 8nH nh nh 7.pF 0pF pf.pf.7pf.pf.pf 8.pF 8pF 7pF pf 8pF.pF 8 8pF pf pf 8pF pf 8pF 8pF 7pF 7pF 7pF 8pF 8pF 8pF 9 N N N N N N N N 7pF 7pF pf pf pf 0 9pF 0pF 0pF 0pF 0pF 0pF 0pF 7pF 00pF 00pF 00pF 00pF 00pF L.8nH 8.nH 8.nH.nH.nH.nH.nH nh.nh.nh.7nh.nh.nh pf 0pF 9pF pf pf pf pf 0pF pf pf pf pf pf 9pF pf pf 0pF 8pF 8pF 0pF pf pf pf 0pF pf 9pF pf 7pF 7pF pf pf pf pf 00pF 7pF 7pF 00pF 00pF 00pF L,L 00nH 00nH 00nH 00nH 00nH *L,L nh nh nh nh nh R 0 ohm 0 ohm 0 ohm 0 ohm 0 ohm R 0 ohm 0 ohm 0 ohm 0 ohm 0 ohm * air coil inductor Page 7 ug 008

8 Evaluation oard Layout ritical layout guidelines:. should be very close to pin/pin7 (RF_OUT) of P0. (about mils away from pin7).the dimension of microstrip line ML between and is mils * mils..z o of microstrip line ML/ML is 0 ohm. Page 8 ug 008

9 Typical haracteristics 0MHz,=.V,Pin=dm,Vapc=.V Fig. Power Output vs. Fig. Power Output vs. Frequency Fig. Power Output vs. Power Input Fig. Power Output vs. ontrol Voltage Page 9 ug 008

10 Typical haracteristics MHz,=.V,Pin=dm,Vapc=.V Fig. Power Output vs. Fig. Power Output vs. Frequency Fig. Power Output vs. Power Input Fig. Power Output vs. ontrol Voltage Page 0 ug 008

11 Typical haracteristics 0MHz,=V,Pin=dm,Vapc=.V Fig. Power Output vs. Fig. Power Output vs. Frequency Fig. Power Output vs. Power Input Fig. Power Output vs. ontrol Voltage Page ug 008

12 Typical haracteristics MHz,=V,Pin=dm,Vapc=.V Fig. Power Output vs. Fig. Power Output vs. Frequency Fig. Power Output vs. Power Input Fig. Power Output vs. ontrol Voltage Page ug 008

13 pplication ircuit Regulator U INOUT J LM7 R Vapc R L L NTENN RF-IN 8 7 P0 8 P P 7 L RF_OUT RF_IN RF_OUT V L L L 0 L L 9 L:mil W:mil R L7 R RX TL_TX R TL_RX TL_TX=HIGH,TL_RX=LOW,select TX TL_TX=LOW,TL_RX=HIGH,select RX Title Size Number Revision ate: -Sep-00 Sheet of File: :\my documents\client file\pa0_eddie\pa0_eddie.db rawn y: data P0 Fig.L7 > 0nH for RF choking..use R and R to adjust diode bias currents for low loss (~0.d loss at.m). nd R and R must be large enough to provide an open to RF..When TL_TX is high and TL_RX is low (select TX), then is on and R provides a reverse bias voltage to turn off,and thus provides RX/TX isolation..since Pout is sensitive to Vapc, it is recommended to use a regulator to provide the Vapc voltage. Page ug 008

14 pplication ircuit Regulator U INOUT J LM7 R Vapc R L L NTENN RF-IN 8 7 L L 0 9 P0 P P L RF_OUT RF_IN RF_OUT V L 8 7 L L L:mil W:mil R L7 RX TL Title Size Number Revision ate: -Sep-00 Sheet of File: :\my documents\client file\pa0_eddie\pa0_eddie.db rawn y: data P0 Fig.L7, and form an equivalent circuit of / wave length..use R to adjust diode bias current for low loss (~0.d loss at.m). nd R must be large enough to provide an open to RF..When TL goes high (select TX), and are forward biased. L7// combined with make an open circuit to TX. When TL goes low (select RX), and are off, and provides an open to RX..Since Pout is sensitive to Vapc, it is recommended to use a regulator to provide the Vapc voltage. Page ug 008

15 pplication ircuit Regulator U INOUT J LM7 R Vapc R L L RF-IN 8 7 L L P P L RF_OUT RF_IN RF_OUT V L 0 9 P0 8 7 L L L:mil W:mil TX TL_TX GN RF RX TL_RX Switch RX TL_TX TL_RX NTENN TL_TX=HIGH,TL_RX=LOW,select TX TL_TX=LOW,TL_RX=HIGH,select RX Title Size Number Revision ate: -Sep-00 Sheet of File: :\my documents\client file\pa0_eddie\pa0_eddie.db rawn y: data P0 Fig 7.Since Pout is sensitive to Vapc, it is recommended to use a regulator to provide the Vapc voltage..the loss of switch is around 0.d. Page ug 008