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參數(shù)資料
| 型號： | AT5802 |
| 廠商： | Aimtron Technology Corp. |
| 英文描述： | Preliminary 4-Channel driver + Power Controller |
| 中文描述： | 初步4通道驅(qū)動器電源控制器 |
| 文件頁數(shù)： | 1/12頁 |
| 文件大?。?/td> | 268K |
| 代理商： | AT5802 |
AT5802
Preliminary
4-Channel driver + Power Controller
Features
˙
4 channels of Power-Mos H-bridge drivers.
˙
Built-in DC/DC converter control circuit.
˙
Built-in reset circuit.
˙
Built-in VG booster circuit.
˙
Built-in voltage down regulator circuit.
˙
Built-in On/OFF function
˙
Low power consumption.
˙
Direct PWM drive system.
˙
QFP44 package.
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878 WWW:
http://www.aimtron.com.tw
Fax: 886-3-563-0879 Email:
service@aimtron.com.tw
1
Description
The AT5802 is a 4-channel driver and power
controller for portable CD players on a single
chip. The driver block power supply uses the
on-chip switching regulator, making this
component an ideal choice for low-power sets.
Applications
Disc-man
Portable compact disc players (CDP)
Portable Mini disc player (MD)
Other portable compact disc media
Block Diagram
MUTE1
33
DC/DC
CONVERTER
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
44
43
42
41
40
39
38
37
36
35
34
POWER
OFF
STARTER
TRIANG WAVE
S
V
E
E
N
N
N
S
O
C
M
MUTE1
RESET
IN1
IN2
IN3
IN4
VREF
FIL1
FIL2
FIL3
FIL4
VG
LG
PGND3
GND
REGO
REGB
DC_IN
CT
SOFT
SPRT
OUT1+
O
O
P
P
O
O
O
O
P
O
P
PRE-DRIVER
PRE-DRIVER
PRE-DRIVER
PRE-DRIVER
MUTE34
RESET
PRE-DRIVER
POWER
SUPPLY
CONVERTER
REGULATOR
SWITCH
OUTPUT
VSYS
DETECT
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