高品质的软硬件解决方案，带来卓尔不凡的聆听体验

概述

尊龙凯时·人生就是搏科技提供高性能的D类智能音频放大器产品，其中最新一代TFA9865系列，凭借7W高输出功率、低于7uV超低底噪的卓越音频性能，重塑移动设备音质标杆。

TFA9865系列搭载尊龙凯时·人生就是搏自研第一代CoolPWM技术，彻底打破传统技术架构，凭借纯数字链路设计及先进能效管理机制，为移动终端提供更响亮、清晰的音质；高效数字化链路设计带来更高效率、更低静态功耗的性能表现，配合先进智能电池管理功能，显著延长设备续航时间。同时，尊龙凯时·人生就是搏携手知名芯片制造商，量产国内首创工艺特调的90纳米BCD工艺，先进工艺联合全新数字架构，实现2.2 * 2.2 mm²的尺寸，为终端厂商创新应用提供更广阔空间。此外，尊龙凯时·人生就是搏独特的SpeakerBoost扬声器性能优化算法，可最大限度实现温度和振幅保护功能并实现微型扬声器最大程度的性能释放。

产品列表

3.4 W I²S输入单声道D类音频放大器

6.1 V高能效内嵌DSP的D类音频放大器

产品总览

下载产品选型表

智能音频放大器选型表

Product Info	Features	TFA9865	TFA9882	TFA9896	TFA9892	TFA9874	TFA9894	TFA9876	TFA9873	TFA9875
General	Embedded DSP	No	No	Yes	Yes	No	Yes	No	No	No
	Package Size	4.84 mm²	1.9 mm²	5.6 mm²	11.36 mm²	6.6 mm²	8.9 mm²	7.1 mm²	5.4 mm²	7.34 mm²
	Package Size	2.2 * 2.2 * 0.4	1.27 * 1.49 * 0.4	2.72 * 2.06 * 0.3	3.63 * 3.13 * 0.3	2.62 * 2.51 * 0.4	3.55 * 2.51 * 0.4	2.8 * 2.52 * 0.4	2.44 * 2.2 * 0.4	2.74 * 2.68 * 0.3
	Package Type	WLCSP-36	WLCSP-9	WLCSP-30	WLCSP-49	WLCSP-36	WLCSP-48	WLSCP36	WLCSP-30	WLCSP-36
	Customer Sample	Available	Available	Available	Available	Available	Available	Available	Available	Available
	Mass Production	Available	Available	Available	Available	Available	Available	Available	Available	Available
Interfaces	Audio Input Interface	TDM-I2S	I2S	TDM-I2S	TDM-I2S or 1 * PDM	TDM-I2S	TDM-I2S	TDM-I2S	TDM-I2S	TDM-I2S
Interfaces	AEC Feedback	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Performance	Boost Voltage	12 V	No	6.1 V	12 V	10 V	10 V	10 V	8 V	12 V
	RMS Output Power (8Ω~1%THD)	7 W	1.45 W	2.1 W	6.6 W	5.6 W	5.6 W	5.6 W	3.5 W	7.7 W
	RMS Output Power (6Ω~1%THD)	7 W	-	-	6.6 W	6.1 W	6.1 W	6.1 W	4.5 W	7.8 W
	RMS Output Power (4 Ω~1%THD)	-	2.7 W	3.2 W	6.7 W	6.5 W	6.5 W	6.2 W	4.7 W	-
	Speaker Channels	Mono	Mono	Mono	Mono	Mono	Mono	Mono	Mono	Mono
	Typical Speaker Load (Ω)	4-8-32	4-8	4-8-32	4-8-32	4-8-32	4-8-32	4-8-32	4-8-32	6-8-38
	PSRR (dB)	80	85	90	75	80	80	80	85	80
	DR (dB)	124	103	100	100	110	110	120	109	116
	MB-DRC	Yes (On Host)	None	(On Host)	Yes (3-band)	Yes (On Host)	Yes (3-band)	Yes (On Host)	Yes (On Host)	Yes (On Host)
	TDH+N	0.05%	0.02%	0.03%	0.04%	0.04%	0.04%	0.05%	0.05%	0.05%
	Noise (uV) / Receiver Mode	7	24	30 / 18	16	14	14	7	9	10

Speaker Boost (SB)算法版本

Product Info	Features	SPB 5.5	SPB 5.0	SPB 4.0	SPB 3.5	SPB 3.0	SPB 2.0	SPB 1.5	SPB 1.0
Speaker Reliability	Adaptive Speaker Excursion Protection	v5	v4	v3	v2	v2	v1	v1	v1
	Adaptive Speaker Temperature Protection	v3	v2	v2 (low pilot-tone)	v1	v1	v1	v1	v1
	Speaker Diagnostics (Based on f0 and Rdc)	v3	v2	v2	v1	v1	v1	v1	v1
	Amplifier Clipping Prevention	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
	Adaptive Speaker Resonance Compensation	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Audio Quality	Speaker Equalizer	15	15	15	15	15	10	10	10
	Phase Correction	Yes	Yes	Yes	Yes	Yes	Yes	No	No
	Multi-band Compression and Noise Gating	v3 (6-band)	v3 (6-band)	v3 (6-band)	v3 (6-band)	v3 (6-band)	v2 (6-band)	v1 (3-band)	No
	Bass Enhancement	v3	v3	v3 (powerbass)	v3 (Virtual)	v2	v1	v1 (3-band)	No
	Channel Configurations	Stereo	Stereo	Stereo	Stereo	Stereo	Stereo	Mono	Mono
	Ultrasound Mixer (96khz with Audio Protection)	Yes	Yes	Yes	Yes	Yes	No	No	No
	Stereo Widening	Yes	Yes	Yes	Yes	No	No	No	No
	Distorsion Control	v2	v2	v1	v1	Yes	No	No	No
Power Management	Peak Current Management	Yes	Yes	Yes	Yes	Yes	No	No	No
Power Management	Battery Power Saver	Yes	Yes	Yes	Yes	Yes	No	No	No