CSPRC032 CALIFORNIA MICRO DEVICES Chip Scale Package (CSP) EMI Filter Network Features Applications * Minimal Cross-Talk * Cellular Phones * 4 Filter lines per device * Cordless Phones * Ultra small foot print * Internet Appliances * Silicon substrate * PDAs * 0.35mm Eutectic Solder Bumps * Laptop Computers Product Description Many portable applications frequently demand filtering of signals in the 800-2,700 MHz band. California Micro Devices' unique thin film Flip Chip filters provide a minimum of -30 dB of attenuation over this frequency band. The bump size and pitch of these filters are selected such that the device can be placed directly on a FR4 printed circuit board using conventional assembly techniques. The pin-out for the device features a signal `flow through' design, allowing optimal signal routing. Ground-bounce and cross-talk are minimized via a die design that provides two solder bump contacts to the common supply connection. The solder bump contacts are a 63/37 Sn/Pb alloy and are nominally 0.35 mm in diameter. SCHEMATIC DIAGRAM A1 R 50 R 50 B1 C 43pF GND A2 R 50 R 50 B2 C 43pF GND B3 GND A4 R 50 R 50 B4 C 43pF GND A5 R 50 R 50 B5 C 43pF GND ELECTRICAL CHARACTERISTICS S TA N D A R D VA L U E S Resi st or 50 Ab s o l u t e To l e ra n c e R 10% Capaci t or 43pF Ab s o l u t e To l e ra n c e C 20% Filter R() C(pF) Fc(Note 1) Fc(Note 2) RC 50 43 74MHz 74MHz * Note 1: Calculated with 0 Source impedance and infinite Load impedance. * Note 2: Calculated with 50 Source impedance and 50 Load impedance. TCR of Resi st or s 100ppm Op e ra t i n g Te mp e ra t u r e Ra n g e -40C to 85C Leakage Cur r ent @ 6V <1A Powe r Ra t i n g / Re s i s t o r 25mW C1450800 (c) 2000 California Micro Devices Corp. All rights reserved. 9/26/2000 215 Topaz Street, Milpitas, California 95035 Tel: (408) 263-3214 Fax: (408) 263-7846 www.calmicro.com 1 CSPRC032 CALIFORNIA MICRO DEVICES 2.485mm 0.5mm 0.2425 mm 0.5 mm B 0.985mm A 0.35mm Dia. Bumps 1 2 3 4 5 0.381mm 0.643mm 0.2425 mm Figure 2. CSPRC032 Package Diagram P R I N T E D C I R C U I T B OA R D R E C O M M E N D AT I O N S Pa d Si ze o n PCB 0 . 3 0 0 mm Pa d Sh a p e Round Pa d De f i n i t i o n No n So l d e r Ma s k Dev i n e d Pa d s ( NSMD) So l d e r Ma s k Op e n i n g 0 . 3 5 0 mm S o l d e r S t e n c i l T h i ck n e s s 0 . 1 5 2 mm Sol der St enc i l Aper t ur e Openi ng 0 . 3 6 0 mm ( s q . ) Sol der Fl ux Rat i o 50/50 No Cl e a n So l d e r Pa s t e Bo n d Tr a c e F i n i s h OSP (Entek Cu Plus 106A) CSPRC032 FILTER TYPICAL MEASURED FREQUENCY RESPONSE (S21) MEASUREMENT The measurement is done with 50-source & 50-load impedance using a HP 8753C Network Analyzer with a HP85047A S-parameter Test Set. CH1 S21 1og MAG 5 dB/ REF 0 dB 1 Cor 2 H1d 1: -5.8017 dB 1.000 000 MHz 2: -8.8028 dB 82.026 MHz 3: -37.303 dB 1.82 GHz 4: -32.903 dB 3GHZ 4 3 START .300 000 MHz STOP 3 000.000 000 MHz CSPRC032 Filter A2-B2 to GND (A3) (c)2000 California Micro Devices Corp. All rights reserved. 2 215 Topaz Street, Milpitas, California 95035 Tel: (408) 263-3214 Fax: (408) 263-7846 www.calmicro.com 9/26/2000 CSPRC032 CALIFORNIA MICRO DEVICES Typical Solder Reflow Thermal Profile (No Clean Flux) 250 EXH 225 PH Z2 Z3 48 97 145 Z4 Z5 RF EXH CD Temperature (oC) 200 175 150 125 100 75 50 25 0 194 242 290 339 387 435 Time (s) PA C K AG E N O N - S TA N D A R D PA R T O R D E R I N G I N F O R M AT I O N Part Series Resistor Value (XXX) Capacitor Value (YYY) Example (CSPRC032) 500 (= 50) First 2 digits are significant value.Third digit represents number of zeros to follow. 430 (= 43PF) First 2 digits are significant value. Third digit represents number of zeros to follow. PART NUMBER KEY CSP RC032 XXX YYY PACKAGE TYPE APPLICATION Resistor Value Capacitor Value CSP = Chip Scale Package Resistor Capacitor Filter First 2 digits are significant value. 3rd digit represents number of zeros. First 2 digits are significant value. 3rd digit represents number of zeros. (c) 2000 California Micro Devices Corp. All rights reserved. 9/26/2000 215 Topaz Street, Milpitas, California 95035 Tel: (408) 263-3214 Fax: (408) 263-7846 www.calmicro.com 3