STA508 STMicroelectronics, STA508 Datasheet - Page 5

• Manufacturer Part Number: STA508
• Description: IC AMP AUDIO PWR 160W POWERSO36
• Manufacturer: STMicroelectronics
• Type: Class Dr

Specifications of STA508

• Output Type: 1-Channel (Mono) or 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 160W x 1 @ 8 Ohm; 80W x 2 @ 4 Ohm
• Voltage - Supply: 10 V ~ 36 V
• Features: Digital Inputs, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: PowerSO-36 Exposed Top Pad
• Operational Class: Class-AB
• Audio Amplifier Function: Speaker
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 50W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 10V
• Single Supply Voltage (max): 36V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 90C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 36
• No. Of Channels: 4
• Output Power: 160W
• Supply Voltage Range: 10V To 36V
• Load Impedance: 8ohm
• Operating Temperature Range: 0°C To +70°C
• Amplifier Case Style: PowerSO
• No. Of Pins: 36
• Svhc: No SVHC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 6. ELECTRICAL CHARACTERISTCS (continued)
Table 7.
Notes: 1. The following table explains the VLow, VHigh variation with V
Note 2: See relevant Application Note AN1994
Table 8. Logic Truth Table (see fig. 5)
Symbol
I
TRI-STATE
PWRDN
I
VCC-hiz
I
t
I
pw-min
FAULT
VCC-q
I
V
VCC-
VCC
V
UV
2.7
3.3
H
V
5
0
1
1
1
1
L
High logical state voltage VH (pin
PWRDN, TRISTATE) (note 1)
Supply CURRENT from Vcc in
Power Down
Output Current pins
FAULT -TH-WARN when
FAULT CONDITIONS
Supply Current from Vcc in Tri-
state
Supply Current from Vcc in
operation
both channel switching)
Isc (short circuit current limit)
(note 2)
Undervoltage protection threshold
Output minimum pulse width
VLow min
0.85
0.7
0.8
INxA
x
0
0
1
1
Parameter
VHigh max
1.85
1.5
1.7
INxB
x
0
1
0
1
Unit
V
PWRDN = 0
Vpin = 3.3V
V
V
Input Pulse width = 50% Duty;
Switching Frequency = 384KHz;
No LC filters;
No Load
V
V
V
L
CC
CC
OFF
OFF
OFF
ON
ON
Q1
= 3.3V
= 30V; Tri-state = 0
=30V;
Test conditions
L
OFF
OFF
OFF
ON
ON
Q2
OFF
OFF
OFF
ON
ON
Q3
Min.
4.5
70
Typ.
OFF
OFF
OFF
22
50
ON
ON
Q4
1
6
7
Max.
150
1.7
3
9
NEGATIVE
POSITIVE
OUTPUT
Not used
MODE
DUMP
STA508
Hi-Z
Unit
mA
mA
mA
mA
ns
V
A
V
5/10