APA2306 Class AB Stereo Headphone Driver Features Applications • • Operating Voltage Single Supply 3V to 7V ±1.5V to ± 3.5V Dual Supply • • • • • • • • • • Portable Digital Audio High Signal-to-Noise Ratio 100dB High Slew Rate 5V/ µs Low Distortion -65dB Gereral Description The APA2306 is an integrated class AB stereo headphone driver contained in an SO-8 or a DIP-8 plastic package . The APA2306 is capable of delivering 280mW of max. output power to an 8Ω load or 110mW to a 32Ω load with less than 10% (THD+N) from a 5V power supply . The device is fabricated in a CMOS process and has been primarily developed for portable digital audio applications . Large Output Voltage Swing Excellent Power Supply Ripple Rejection Low Power Consumption Short-circuit Elimination Wide Temperature Range No Switch ON/OFF Clicks Available in 8 pin SOP or DIP Package Ordering Information APA2306 Package Code J : PDIP - 8 K : SOP - 8 Temp. Range I : 40 to 85 ° C Handling Code TU : Tube Handling Code Temp. Range Package Code TR : Tape & Reel Block Diagram Out A 1 Inverting Input A 2 8 VDD 7 Out B -+ +Non-inverting Input A 3 6 Inverting Input B VSS 4 5 Non-inverting Input B APA2306 ANPEC reserves the right to make changes to improve reliability or manufacturability without notice, and advise customers to obtain the latest version of relevant information to verify before placing orders. Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 1 www.anpec.com.tw APA2306 Absolute Maximum Ratings Symbol VDD TSC (O) TA TJ TSTG TS VESD Parameter Supply Voltage Output Short-circuit Duration, at TA=25°C, PTOT=1W Operating Ambient Temperature range Maximum Junction Temperature Storage Temperature Range Soldering Temperature,10 seconds Electrostatic Discharge Rating 8 20 -40 to 85 150 -65 to +150 260 -3000 to 3000 *1 Unit V S °C °C °C °C V Note: *1. Human body model : C=100pF, R=1500Ω, 3 positive pulses plus 3 negative pulses Thermal Characteristics Symbol RTHJA Parameter Thermal Resistance from Junction to Ambient in Free Air Value Unit DIP-8 109 K/W SO-8 210 K/W Electrical Characteristics VDD=5V, VSS=0V, TA=25°C, fi=1kHz, RL=32Ω ( unless otherwise noted) Sym bol P a ra m e te r Te st C o n d itio n s M in . A PA 2 30 6 8 Typ. M a x. U n it S u p p ly S u p p ly Vo lta ge S ing le Dual V SS N e g a tive S u p p ly Vo lta ge ID D S u p p ly C urren t P TO T To ta l P o w e r D is s ipa tio n D C C h a ra c te ris tic s V I(O S ) In p ut O ffse t Vo ltag e I B IA S In p ut B ia s C u rre n t V CM C o m m o n M o d e Vo lta g e GV O pe n -lo o p Volta g e G a in IO M a x. O u tp u t C u rren t RO O utp u t R e s ista n c e VO O utp u t Vo lta g e S w in g V DD PSRR α CS CL P o w e r S up p ly R e jec tio n R a tio C h a n n e l S ep a ra tio n L o a d C a p a c itan c e Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 3 .0 1 .5 -1 .5 No Load No Load 5 .0 2 .5 -2 .5 2 .5 1 2 .5 7 .0 3 .5 -3 .5 5 25 5 10 0 R L= 5 k Ω (T H D + N )/S < 0.1 % R L = 3 2 Ω *1 R L = 1 6 Ω *1 f i= 1 0 0H z V R IP P L E (P -P ) = 1 0 0m V R L= 3 2 Ω 3 .5 75 1 40 100 0 .2 5 0 .2 5 0 .5 4 .7 5 4 .5 65 V mA mW mV pA V dB mA Ω V dB 95 200 2 V dB pF www.anpec.com.tw APA2306 Electrical Characteristics Cont. VDD=5V, VSS=0V, TA=25°C, fi=1kHz, RL=32Ω ( unless otherwise noted) Symbol Parameter Test Conditions Min. AC Characteristics (THD+N)/S Total Harmonic Distortion plus Noise to Signal Ratio S/N Signal to Noise Ratio fG Unity Gain Frequency PO Max. Output Power CI Input Capacitance SR Slew Rate B Power Bandwidth RL=32Ω*2 90 Open-loop, RL=5kΩ (THD+N)/S < 0.1% Unity Gain Inverting Unity Gain Inverting 6 APA2308 Typ. Max. -65 0.05 100 5 84 60 3 5 20 -60 0.1 Unit dB % dB MHz mW pF V/µs kHz Notes : * 1 : Values are proportional to VDD ; (THD+N)/S < 0.1% *2 : VDD=5.0V ; VO(p-p)=3.5V (at 0 dB) Test And Application Circuits VDD 220pF 220µF VOUTA 15kΩ 1 15kΩ 3 VREF typ.1/2VDD VINB 2.2µF 15kΩ 5 6 -+ 2 VINA RL 8 APA2306 100µF -+ 2.2µF 7 4 VOUTB 15kΩ 220µF RL 220pF Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 3 www.anpec.com.tw APA2306 Typical Characteristics PO (mW) (THD+N)/s (dB) RL=8Ω 200 RL=16Ω -60 RL=32Ω 100 -80 20 R L=8Ω po=50mW R L=16Ω po=50mW R L=32Ω po=50mW R L=5kΩ Vo(PP)=3.5V 10 5 -100 2 2.5 3.5 4.5 100 5.5 1k Fig. 2 Total harmonic distortion plus noiseto-signal ratio as a function of input frequency Fig. 1 Output power as a function of supply voltage Gv (dB) 10k fi (Hz) VDD (Vrms) GV (dB) RL=8Ω RL=16Ω +80 RL=32Ω -80 +60 No load -100 +40 RL=32Ω RL=5kΩ +20 -120 100 1k 10k 1k 100k 1M fi (Hz) fi (Hz) Fig. 4 Open loop gain as a function of Input frequency Fig. 3 Crosstalk as a function of input frequency Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 10k 4 www.anpec.com.tw APA2306 Typical Characteristics Cont. (THD+N)S (dB) -40 RL=8Ω -50 RL=16Ω RL=32Ω -60 RL=5KΩ -70 -80 -90 100m 500m 1 2 VO (Vrms) Fig. 5 Total harmonic distortion plus noise-tosignal ratio as a function of output voltage Customer Service Analog Electronics Corp. Head Office : 5F, No. 2 Li-Hsin Road, SBIP, Hsin-Chu, Taiwan, R.O.C. Tel : 886-3-5642000 Fax : 886-3-5642050 Taipei Branch : 24F-1. No. 268, Sec. 2, PeiHsin Rd. HsinDian, Taipei County, Taiwan, R. O. C. Tel : 886-2-86658533 Fax : 886-2-86658529 Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 5 www.anpec.com.tw APA2306 Packaging Information PDIP-8 pin ( Reference JEDEC Registration MS-001) D E1 E 1 1 A2 A E3 A1 L e2 e1 e3 Dim Millimeters Min. A A1 A2 D e1 e2 e3 E E1 E3 L φ1 Inches Max. 5.33 0.38 2.92 9.02 Min. 3.68 10.16 0.015 0.115 0.355 0.56 1.78 0.014 0.045 7.11 10.92 3.81 0.240 2.54BSC 0.36 1.14 2.92 0.022 0.070 0.300 BSC 0.280 0.430 0.150 0.115 15° Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 0.145 0.400 0.100BSC 7.62 BSC 6.10 Max. 0.210 15° 6 www.anpec.com.tw APA2306 Packaging Information SOP-8 pin ( Reference JEDEC Registration MS-012) 0.015X45 E H e e1 e2 D A1 A 1 L 0.004max. Dim A A1 D E H L e1 e2 φ1 Millimeters Min. 1.35 0.10 4.80 3.80 5.80 0.40 0.33 Inches Max. 1.75 0.25 5.00 4.00 6.20 1.27 0.51 Min. 0.053 0.004 0.189 0.150 0.228 0.016 0.013 8° 0° 1.27BSC 0° Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 Max. 0.069 0.010 0.197 0.157 0.244 0.050 0.020 0.50BSC 7 8° www.anpec.com.tw APA2306 Physical Specifications Terminal Material Lead Solderability Packaging Solder-Plated Copper (Solder Material : 90/10 or 63/37 SnPb Meets EIA Specification RSI86-91, ANSI/J-STD-002 Category 3. 2500 devices per reel Reflow Condition (IR/Convection or VPR Reflow) temperature Reference JEDEC Standard J-STD-020A APRIL 1999 Peak temperature 183°C Pre-heat temperature Time Classification Reflow Profiles Convection or IR/ Convection Average ramp-up rate(183°C to Peak) 3°C/second max. 120 seconds max Preheat temperature 125 ± 25°C) 60 – 150 seconds Temperature maintained above 183°C 10 –20 seconds Time within 5°C of actual peak temperature Peak temperature range 220 +5/-0°C or 235 +5/-0°C Ramp-down rate 6 °C /second max. 6 minutes max. Time 25°C to peak temperature VPR 10 °C /second max. 60 seconds 215-219°C or 235 +5/-0°C 10 °C /second max. Package Reflow Conditions pkg. thickness ≥ 2.5mm and all bgas Convection 220 +5/-0 °C VPR 215-219 °C IR/Convection 220 +5/-0 °C pkg. thickness < 2.5mm and pkg. volume ≥ 350 mm³ Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 8 pkg. thickness < 2.5mm and pkg. volume < 350mm³ Convection 235 +5/-0 °C VPR 235 +5/-0 °C IR/Convection 235 +5/-0 °C www.anpec.com.tw APA2306 Reliability test program Test item SOLDERABILITY HOLT PCT TST ESD Latch-Up Method MIL-STD-883D-2003 MIL-STD-883D-1005.7 JESD-22-B, A102 MIL-STD-883D-1011.9 MIL-STD-883D-3015.7 JESD 78 Description 245°C , 5 SEC 1000 Hrs Bias @ 125 °C 168 Hrs, 100 % RH , 121°C -65°C ~ 150°C, 200 Cycles VHBM > 2KV, VMM > 200V 10ms , Itr > 100mA Carrier Tape & Reel Dimensions H J E F B P1 G C A I D K T2 M W L V T1 SOP-8 A 330±1 Application SOP-8 F 5.5 ± 0.1 Application B 62 ± 1.5 C 12.75 + 0.1 5 J 2 + 0.5 D D1 Po 1.55±0.1 1.55+ 0.25 4.0 ± 0.1 T1 12.4 +0.2 T2 2± 0.2 W 12 + 0.3 - 0.1 P1 2.0 ± 0.1 Ao 6.4 ± 0.1 Bo 5.2± 0.1 P 8± 0.1 E 1.75± 0.1 Ko t 2.1± 0.1 0.3±0.013 (mm) Cover Tape Dimensions 12 9.3 Carrier Width Cover Tape Width (mm) Copyright ANPEC Electronics Corp. Rev. A.1 - Jul., 2001 9 www.anpec.com.tw