STA540 STMicroelectronics, STA540 Datasheet - Page 6

• Manufacturer Part Number: STA540
• Description: IC AMP AUD DUAL/QUAD MULTIWATT15
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of STA540

• Output Type: 2-Channel (Stereo) or 4-Channel (Quad)
• Max Output Power X Channels @ Load: 38W x 2 @ 4 Ohm; 16W x 4 @ 4 Ohm
• Voltage - Supply: 8 V ~ 22 V
• Features: Short-Circuit and Thermal Protection, Standby
• Mounting Type: Through Hole
• Package / Case: Multiwatt-15 (Vertical, Bent and Staggered Leads)
• Amplifier Class: AB
• No. Of Channels: 4
• Output Power: 24W
• Supply Voltage Range: 8V To 22V
• Thd + N: 0.02% @ 4W, 4ohm, VS=14.4V
• Load Impedance: 8ohm
• Operating Temperature Range: -40°C To +150°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8880-5

Electrical specifications
2
2.1
2.2
2.3
6/23
Electrical specifications
Absolute maximum ratings
Table 3.
Thermal data
Table 4.
Electrical characteristics
The test conditions are V
specified.
Table 5.
R
Symbol
Symbol
R
Symbol
T
th j-case
th j-amb
THD
stg
P
T
V
I
V
V
P
I
SC
op
tot
d
os
S
s
o
, T
j
Supply voltage idle mode (no signal)
Supply voltage operating
Supply voltage AC-DC short safe
Total power dissipation (T
Storage and junction temperature
Operating temperature
Thermal resistance junction to case (max)
Thermal resistance junction to ambient (max)
Supply voltage range
Total quiescent drain
current
Output offset voltage
Output power, SE
Output power, BTL
Total harmonic distortion
Short-circuit output current
Absolute maximum ratings
Thermal data
Electrical characteristics
Parameter
S
= 14.4 V, R
Parameter
Parameter
case
THD=10%, R
THD=10%, R
THD=10%, R
THD=10%, R
THD=10%, R
THD=10%, R
R
= 85 °C)
L
L
= 4 Ω, P
= 4 Ω, f = 1 kHz, T
Test condition
o
= 0.1 to 4 W
L
L
L
L
L
L
=4 Ω
=2 Ω
=4 Ω, V
=4 Ω
=8 Ω, V
=8 Ω, V
S
S
S
=22 V
=17 V
=22 V
amb
= 25° C unless otherwise
-150
Min
6.5
4.0
21
8
-40 to150
0 to 70
Value
Value
11.5
0.02
Typ
24
22
20
36
1.8
35
80
16
24
20
34
7
Max
150
150
22
STA540
°C/W
°C/W
Unit
Unit
Unit
mA
mV
°C
°C
W
W
W
%
V
V
V
A
V