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參數(shù)資料
| 型號(hào)： | LA4728 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | 2-Channel BTL Power Amplifier (35W+35W) with Standby Switch for Car Stereos(用于汽車立體聲雙BTL功率放大器（35W+35W，帶備用開(kāi)關(guān)）) |
| 中文描述： | 2通道橋接功率放大器（35W的具有待機(jī)為35W的汽車音響開(kāi)關(guān)（用于汽車立體聲雙橋接功率放大器（35W的35W的，帶備用開(kāi)關(guān)））） |
| 文件頁(yè)數(shù)： | 3/3頁(yè) |
| 文件大小： | 44K |
| 代理商： | LA4728 |
LA4728
No.5716-3/3
Block Diagram and Sample Application Circuit
No products described or contained herein are intended for use in surgical implants, life-support systems,
aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and
the like, the failure of which may directly or indirectly cause injury, death or property lose.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates,
subsidiaries and distributors and all their officers and employees, jointly and severally, against any
and all claims and litigation and all damages, cost and expenses associated with such use:
Not impose any responsibilty for any fault or negligence which may be cited in any such claim or
litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of
their officers and employees jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guarant-
eed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees
are made or implied regarding its use or any infringements of intellectual property rights or other rights of
third parties.
This catalog provides information as of March, 1997. Specifications and information herein are subject to
change without notice.
1
2
4
3
11
+
+
+
+
+
+
–
IN
Predriver
Power
13
–
+
12
Predriver
Power
C6
R2
2.2
R3
2.2
C5
VCC
2200
μ
F
0.1
μ
F
C7 0.1
μ
F
OUT1
OUT1
RL
4
Load short
protector
(Polyester film
capacitor)
Overvoltage/
surge protector
Output pin-to-GND
short protector
Output pin-to-VCC
short protector
Thermal
shutdown
Standby
SW
BIAS
circuit
Ripple
filter
Pop noise
prevention
circuit
VCC
6
5
8
+
–
IN
Predriver
Power
9
–
+
10
Predriver
Power
C8 0.1
μ
F
R4
2.2
R5
2.2
C9 0.1
μ
F
OUT2
OUT2
RL
4
**
**
**
**
**
Load short
protector
Power
GND2
Output pin-to-GND
short protector
Output pin-to-VCC
short protector
+
7
14
C1
2.2
μ
F/6V
IN2
C4
2.2
μ
F/6V
R1
10k
ON
OFF
+
5V
33
μ
F/6V
0.47
μ
F/6V
C3
C10
100
μ
F/16V
A07431
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA4735 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LA473M | 制造商:Cornell Dubilier Electronics 功能描述: 制造商:Mallory Sonalert Products Inc 功能描述: |
| LA4741 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:42W 4-Channel BTL Power Amplifier for Car Stereos |
| LA4742 | 制造商:Sanyo Fisher 功能描述:Power Amp 4-Ch (45W X 4) Sanyo IC 25-Pin Zip-Hs |
| LA4742-E | 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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