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參數(shù)資料
型號: TPA3100D2IRGZRQ1
廠商: Texas Instruments
文件頁數(shù): 36/38頁
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 21.8W D 48QFN
標準包裝: 1
類型: D 類
輸出類型: 2 通道(立體聲)
在某負載時最大輸出功率 x 通道數(shù)量: 21.8W x 2 @ 8 歐姆
電源電壓: 10 V ~ 26 V
特點: 差分輸入,靜音,短路和熱保護,關機
安裝類型: 表面貼裝
供應商設備封裝: 48-VQFN 裸露焊盤(7x7)
封裝/外殼: 48-VFQFN 裸露焊盤
包裝: 標準包裝
配用: 296-21138-ND - EVALUATION MODULE FOR TPA3100D2
其它名稱: 296-24154-6
TPA3100D2-Q1
www.ti.com ......................................................................................................................................................................................... SLOS557 – SEPTEMBER 2008
TERMINAL FUNCTIONS (continued)
TERMINAL
I/O
DESCRIPTION
NAME
NO.
RINP
3
I
Positive audio input for right channel. Biased at VREG/2.
ROSC
14
I/O
I/O for current setting resistor of ramp generator
ROUTN
39, 40
O
Class-D 1/2-H-bridge negative output for right channel
ROUTP
41, 42
O
Class-D 1/2-H-bridge positive output for right channel
Shutdown signal for IC (LOW = disabled, HIGH = operational). TTL logic levels with
SHUTDOWN
44
I
compliance to AVCC.
Clock input/output for synchronizing multiple class-D devices. Direction determined by
SYNC
11
I/O
MSTR/SLV terminal. Input signal not to exceed VREG.
Reference for preamplifier. Nominally equal to 1.25 V. Also controls start-up time via external
VBYP
16
O
capacitor sizing.
VCLAMPL
30
Internally generated voltage supply for left channel bootstrap capacitor
VCLAMPR
31
Internally generated voltage supply for right channel bootstrap capacitor
4-V regulated output for use by internal cells, GAINx, MUTE, and MSTR/SLV pins only. Not
VREG
15
O
specified for driving other external circuitry.
Connect to AGND and PGND. Should be star point for both grounds. Internal resistive
connection to AGND and PGND. Thermal vias on the PCB should connect this pad to a
Thermal Pad
large copper area on an internal or bottom layer for the best thermal performance. The
Thermal Pad must be soldered to the PCB for mechanical reliability.
Copyright 2008, Texas Instruments Incorporated
7
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TPA3100D2-Q1 制造商:TI 制造商全稱:Texas Instruments 功能描述:20-W STEREO CLASS-D AUDIO POWER AMPLIFIER