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AD51652 Dataheets PDF



Part Number AD51652
Manufacturers Elite Semiconductor
Logo Elite Semiconductor
Description 3W Mono Filter-less Class-D Audio Amplifier
Datasheet AD51652 DatasheetAD51652 Datasheet (PDF)

ESMT Preliminary AD51652 3W Mono Filter-less Class-D Audio Amplifier Features Supply voltage range: 2.5 V to 5.5 V Support single-ended or differential analog input Low Quiescent Current Low Output Noise Low shut-down current Short power-on transient time Internal pull-low resistor on shut-down pins Short-circuit protection Over-temperature protection Loudspeaker power within 10% THD+N 1.78W/ch into 8Ω loudspeaker >3W/ch into 4Ω loudspeaker Loudspeaker efficiency 93% @ 8Ω, THD+N=10% 85% @ 4Ω,.

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ESMT Preliminary AD51652 3W Mono Filter-less Class-D Audio Amplifier Features Supply voltage range: 2.5 V to 5.5 V Support single-ended or differential analog input Low Quiescent Current Low Output Noise Low shut-down current Short power-on transient time Internal pull-low resistor on shut-down pins Short-circuit protection Over-temperature protection Loudspeaker power within 10% THD+N 1.78W/ch into 8Ω loudspeaker >3W/ch into 4Ω loudspeaker Loudspeaker efficiency 93% @ 8Ω, THD+N=10% 85% @ 4Ω, THD+N=10% MSOP-8L, TDFN-8L and 0.4mm ball pitch WLCSP-9L packages Integrated Feedback Resistor of 300kΩ Applications Monitor audio PDA Portable multimedia devices Notebook computer Mobile phone Description The AD51652 is a 3.0W mono, filter-less class-D audio amplifier. Operating with 5.0V loudspeaker driver supply, it can deliver 3.0W output power into 4 Ω loudspeaker within 10% THD+N or 2.6W at 1% THD+N. The AD51652 is a mono audio amplifier with high efficiency and suitable for the notebook computer, and portable multimedia device. Functional Block Diagram Gain=300k /Rin ~150k VDD + Cin Rin INP + Rin INN PWM Generator Loudspeaker Driver VOP Differential input Cin - - + VON ~150k SD ~300k -wave Generator Overload, Voltage & Thermal Protection GND Elite Semiconductor Memory Technology Inc. Publication Date: Mar. 2014 Revision: 0.03 1/18 ESMT Typical Application Circuit Preliminary AD51652 VDD Cin Rin CS2 0.1uF CS1 2.2uF INP 1uF 150kΩ AD51652 Filterless Class-D Cin Rin INN 1uF 150kΩ VOP VON ON SD OFF GND Note. Gain=2 V/V Elite Semiconductor Memory Technology Inc. Publication Date: Mar. 2014 Revision: 0.03 2/18 ESMT Pin Assignments MSOP-8 Preliminary AD51652 Order information AD51652-MH08NRR MH08 MSOP-8 Package NRR RoHS & Halogen free Rating: -40 to 85° C Package in Tape & Reel TDFN-8 Order information AD51652-FH08NRR FH08 NRR TDFN-8 Package RoHS & Halogen free Rating: -40 to 85° C Package in Tape & Reel WLCSP-9 Order information AD51652-WL09NRR WL09 NRR WLCSP-9 Package RoHS & Halogen free Rating: -40 to 85° C Package in Tape & Reel Elite Semiconductor Memory Technology Inc. Publication Date: Mar. 2014 Revision: 0.03 3/18 ESMT Pin Description NAME MSOP-8 SD INP NC INN VOP VDD GND VON Thermal pad 1 2 3 4 5 6 7 8 N/A PIN TDFN-8 1 3 2 4 5 6 7 8 9 Preliminary AD51652 IO WLCSP-9 C2 A1 N/A C1 C3 B2 A2, B3 A3 N/A TYPE I I NC I O P G O G DESCRIPTION Shutdown AD51652 (Low active logic) Positive differential input No internal connect Negative differential input Positive output Power supply Power ground Negative output Must be connected the package thermal pad to PCB thermal land. Available Package Package Type MSOP-8 TDFN-8 (3x3mm) WLCSP-9 AD51652 Device no. θJA ( C/W) 190 45.8 128 o Exposed Thermal Pad No Yes No Absolute Maximum Ratings SYMBOL VDD Tstg TJ PARAMETER Supply for analog cells & loudspeaker driver Input pins voltage Storage temperature Junction operating temperature MIN -0.3 -0.3 -65 -40 MAX 6.0 5.5 150 150 UNIT V V o o C C Recommended Operating Conditions SYMBOL VDD VIH VIL TJ Ta PARAMETER Supply for analog cells & loudspeaker driver High-Level Input Voltage Low-Level Input Voltage Junction operating temperature Ambient Operating Temperature MIN 2.5 1.3 -40 -40 MAX 5.5 0.35 125 85 UNIT V V V ℃ ℃ Elite Semiconductor Memory Technology Inc. Publication Date: Mar. 2014 Revision: 0.03 4/18 ESMT SYMBOL Iq IPD Voffset Tsd Thys fsw AV Ton RSC PARAMETER Operating current Supply current during power-down mode Output offset voltage Junction temperature for driver shutdown Temperature hysteresis for recovery from shutdown Switching rate of loudspeakers driver Gain Turn-on time Loudspeaker short-circuit detect resistance Preliminary AD51652 General Electrical Characteristics (TA=25℃) CONDITION VDD=SD=5V, Output switching VDD=5.5V; SD#=0 Input ac grounded, VDD=2.5V ~ 5.5V <1 <1 165 20 250 270kΩ Rin MIN TYP 3 MAX UNIT mA µΑ 5 mV o C C o 300 300kΩ Rin 350 330kΩ Rin kHz V/V msec ohm VDD = 3.6 V VDD = 5.0 V 1.7 2.8 4 3.2 Electrical Characteristics and Specifications for Loudspeaker Gain= 2 V/V, Load=8Ω, fin=1 kHz, CS1=2.2uF, CS2=0.1uF, TA=25℃ (unless otherwise noted) SYMBOL PARAMETER CONDITION VDD=5.0V PO RMS Output Power VDD=3.6V VDD=2.5V Total Harmonic Distortion plus Noise Signal to Noise Ratio Power Supply Rejection Ratio Common-Mode Rejection Output integrated noise (A-weighted) Efficiency (TDFN-8L) THD+N = 10 % THD+N = 1 % THD+N = 10 % THD+N = 1 % THD+N = 10 % THD+N = 1 % MIN TYP 1.78 1.44 0.91 0.74 0.43 0.35 0.035 0.039 0.058 98 74 76 23 90 MAX UNIT W W W W W W % % % dB dB dB µV % VDD=5.0V, Po=1.0W VDD=3.6V, Po=0.5W VDD=2.5V, Po=0.2W VDD=5.0V, Po=1.0W VDD=3.6V, Vripple=200mVpp Inputs ac grounded with Ci=2µF f=217 Hz VDD=3.6V, VIC=1Vpp, f=217Hz VDD=3.6V fin=20Hz ~ 20kHz VDD=5V, THD+N=10% THD+N SNR PSRR CMRR Vn η Elite Semiconductor Memory Technology Inc. Publication Date: Mar. 2014 Revision: 0.03 5/18 ESMT SYMBOL PARAMETER Preliminary AD5.


EMA2011 AD51652 AD52661


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