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參數(shù)資料
| 型號： | D2-24044-MR-T |
| 廠商： | Intersil |
| 文件頁數(shù)： | 10/20頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC DGTL AMP AUDIO PWR D 38HTSSOP |
| 標(biāo)準(zhǔn)包裝： | 2,500 |
| 系列： | D2Audio™ |
| 類型： | D 類 |
| 輸出類型： | 2-通道（立體聲）或 4 通道（四路） |
| 在某負(fù)載時最大輸出功率 x 通道數(shù)量： | 30W x 2 @ 8 歐姆 |
| 電源電壓： | 9 V ~ 26 V |
| 安裝類型： | 表面貼裝 |
| 供應(yīng)商設(shè)備封裝： | 38-HTSSOP |
| 封裝/外殼： | 38-TFSOP （0.173"，4.40mm 寬）裸露焊盤 |
| 包裝： | 帶卷 (TR) |
18
FN7678.0
September 3, 2010
2.1-Channel Example
This example (Figure 16) uses configuration mode “10”
to provide two independent half-bridge loudspeaker
output channels, plus one full-bridge loudspeaker output.
The PWM controller provides input into all eight PWM
input pins.
1
2
3
4
5
6
7
8
9
10
11
12
38
37
36
35
34
33
32
28
27
26
25
24
23
13
14
15
16
17
31
30
29
OUTB
HSBSA
HSBSB
HGNDB
HVDDB
REG5V
VDDHV
IREF
HVDDC
HGNDC
OUTC
HSBSC
HSBSD
OUTD
HGNDD
HVDDD
18
19
nPDN
OUTA
PWMGND
HGNDA
HVDDA
nOVRT
PWMVDD
OCFG0
OCFG1
22
21
20
+HV
GND
100K
0.1u
1u
PWMVDD/+3.3
10k
nPDN
10k
nOVRT
nERROR Reporting to
PWM/System Controller
Configuration “10”
2x Half Bridge Outputs, plus
1x Full Bridge Output
D2-24044
Channel 1
Half Bridge
Channel 3
Channel 2
Channel 1
Output
Filter
Bias
+HV
Channel 3
Full Bridge
Output
Filter
Channel 2
Half Bridge
Output
Filter
Bias
+HV
PWM3
PWM4
PWM5
PWM6
PWM7
PWM8
PWMGND2
PWM2
PWM1
nERRORA
nERRORB
nERRORC
nERRORD
For Channel 1 Output
For Channel 3 Output
For Channel 2 Output
PWMIN2-HI
PWMIN2-LO
PWMIN1-LO
PWMIN1-HI
PWMIN3-HI
PWMIN3-LO
PWM Inputs From
PWM/System
Controller
(no connect)
FIGURE 16. 2-CHANNEL HALF BRIDGE PLUS 1-CHANNEL FULL BRIDGE EXAMPLE
D2-24044
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