Tripath Technology, Inc. – Technical Information
Protection Circuits
(Note 8)
T
A
= 25
°C.
Unless otherwise noted, the supply voltage is VPP=14.4V.
SYMBOL
OV
ON
OV
OFF
UV
OFF
UV
ON
OT
ON
OT
OFF
I
OC
VP
MAX
PARAMETER
Over-voltage Threshold
Over-voltage Reset
Under-voltage Reset
Under-voltage Threshold
Over-Temperature Threshold
Over-Temperature Reset
Over-Current Detect
Load Dump Voltage Withstand
CONDITIONS
Over-voltage turn on (amp muted)
Over-voltage turn off (mute off)
Under-voltage turn off (mute off)
Under-voltage turn on (amp muted)
Over-temperature turn on (amp
muted)
Over-temperature turn off (mute off)
1kHz single-shot ramp, VPP = 25V
Test conditions, t
r
> 2.5ms,
t
pulse
<50mS
7.8
150
120
10.5
60
MIN.
27.0
26.0
TYP.
30
28.0
9.5
8.1
160
130
12.5
10.0
8.6
170
140
MAX.
32.5
UNITS
V
V
V
V
°C
°C
A
V
TPS4100A Pinout
32-pin SSIP Package
(Top view)
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
SLEEPB
Y1
Y1B
Y2
Y2B
Y3
Y3B
Y4
Y4B
MUTEB
AM
V5GEN
AGND
AGND
CPUMP
OUT4P
VPP4
PGND
OUT4N
OUT3N
VPP3
OUT3P
FAULT
OUT2P
VPP2
OUT2N
OUT1N
PGND
VPP1
OUT1P
DCAP
Note: The heat slug of the TPS4100A is connected to PGND.
4
PGND
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
TPS4100A – KL/Rev. 1.1/11.05
TRIPATH [ TRIPATH TECHNOLOGY INC. ]
