3541中文资料

1、3541中文资料UTC UNISONIC TECHNOLOGIES CO., LTD. 1 CLASS AB STEREO HEADPHONE DRIVER WITH MUTE DESCRIPTIONThe UTC 3541 is a class AB stereo headphone driver with Mute feature. FEATURES* Built-in Mute Function * No Switch ON/OFF pops * Short-circuit protection * Low Power Consumption * Large Output Voltage

2、 Swing * High Signal-to-Noise Ratio *Pb-free plating product number: 3541L PIN DESCRIPTION PIN NO. PIN NAME I/O DESCRIPTION1 OUT 1 O Output pin for Channel A2 Mute IMute control input, high for normal operation 3 IN 1 I Input pin for Channel A 4 V SS Power ground 5 IN 2 I Input pin for Channel B 6 B

3、IAS I Right channel bias input pin 7 OUT 2 O Output pin for Channel B 8 V DD Power supply input BLOCK DIAGRAMOUT 1MuteIN 1V SSV DD OUT 2BIAS IN 2UTC UNISONIC TECHNOLOGIES CO., LTD. 2 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNITSupply Voltage V DD 7 VElectrostatic Discharge V ESD -3000 3000

4、 *1V Output Short-circuit Duration (Ta=25 , P tot =1W) t sc(o) 20 SOperating Ambient Temperature range T a -40 85Maximum Junction Temperature T j 150 Storage Temperature Range T stg -65 150Soldering Temperature (10 seconds) T solder 260 *1. Human body model: C=100pF, R=1500?, 3 positive pulses plus

5、3 negative pulses. THERMAL CHARACTERISTICSPARAMETER SYMBOL RATINGS UNIT DIP-8 109Thermal Resistance from Junction to Ambient in Free Air SOP-8JA210 K/W DIP-8 45Thermal Resistance from Junction to Case SOP-8 JC 40K/W ELECTRICAL CHARACTERISTICS(V IN =0dBV, V CC =5V, Ta=25 , f=1kHz, R L =32?, unless ot

6、herwise noted.)PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNITSupply Voltage V DD 3.0 5.0 6.0 V Mute Terminal Voltage V TM 0.3 0.7 1.6 V Quiescent Current I Q V IN = 0Vrms 3.5 5 mA Mute Current I mute 200 A Voltage Gain G VCL V IN = 1Vrms, f =1kHz, R L =32? -2 0 2 dB Differential Channel Voltage G

7、ain ?G VCL -0.5 0 0.5 dBTotal Harmonic Channel DistortionFactorTHD BWRated Output Power 1 P O1 R L =32?, THD+N = 0.1%, BWUTC UNISONIC TECHNOLOGIES CO., LTD. 3 TEST AND APPLICATION CIRCUIT V DDL : Mute on 4688Q u i es c e n t C u r r e n t ,I Q (m A )7642531025B i a s DC V o l t a g e ,V b i a s (V )

8、4321 Supply Voltage, V DD (V)Supply Voltage, V DD (V) UTC UNISONIC TECHNOLOGIES CO., LTD. 4 V o l t a g e G a i n , G V C (d B )+4-8+8-4+0-12Frequency, f (Hz)O u t p u t V o l t a g e , V O U T (d B V )-10-6010-40-20-80Mute Control Voltage, V TM (V)0-30-50-70-10-6+6+2-2 C h a n n e l S e p a r a t io n , C S (d B )-20-100+0-120Frequency, f (Hz)-80-40-60Frequency, f (Hz) 0482610S