AT5802
Preliminary
4-Channel driver + Power Controller
Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Pin name
SW
VSYS
EI
EO
N.C.
N.C.
N.C.
START
OFF
CLK
MUTE34
MUTE1
RESET
IN1
IN2
IN3
IN4
VREF
FIL1
FIL2
FIL3
FIL4
OUT4-
OUT4+
PGND1
PVCC1
OUT3-
OUT3+
OUT2-
OUT2+
PVCC2
PGND2
OUT1-
OUT1+
SPRT
SOFT
CT
DC_IN
REGB
REGO
GND
PGND3
LG
VG
Function
Booster transistor drive
Control circuit power supply input
DC/DC converter error amplifier input
DC/DC converter error amplifier output
-
-
-
DC/DC converter starting input
DC/DC converter off input
External clock synchronization input
CH3 CH4 mute input
CH1 mute input
Reset output
CH1 input
CH2 input
CH3 input
CH4 input
Reference power supply input
CH1 feedback filter
CH2 feedback filter
CH3 feedback filter
CH4 feedback filter
CH4 negative output
CH4 positive output
Power unit ground 1
H-bridge power supply input 1
CH3 negative output
CH3 positive output
CH2 negative output
CH2 positive output
H-bridge power supply input 2
Power unit ground 2
CH1 negative output
CH1 positive output
Short-circuit protection setting input
Soft-start setting input
Triangular wave output
AC adapter power supply input
TR driving terminal for regulator
Battery power supply input
Pre-Unit Power supply ground
Power unit ground 3
Drive coil for boosting VG terminal
Drive the power-Mos circuit power supply input
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
3
AIMTRON [ AIMTRON TECHNOLOGY ]
