STA500 STMicroelectronics, STA500 Datasheet - Page 6

IC AMP AUDIO PWR 60W D POWERSO36

STA500

Manufacturer Part Number
STA500
Description
IC AMP AUDIO PWR 60W D POWERSO36
Manufacturer
STMicroelectronics
Type
Class Dr
Datasheet

Specifications of STA500

Output Type
2-Channel (Stereo) or 4-Channel (Quad)
Max Output Power X Channels @ Load
60W x 2 @ 8 Ohm
Voltage - Supply
10 V ~ 36 V
Features
Short-Circuit and Thermal Protection
Mounting Type
Surface Mount
Package / Case
PowerSO-36 Exposed Bottom Pad
Operational Class
Class-AB
Audio Amplifier Function
Speaker
Single Supply Voltage (typ)
12/15/18/24/28V
Dual Supply Voltage (typ)
Not RequiredV
Power Supply Requirement
Single
Rail/rail I/o Type
No
Single Supply Voltage (min)
9V
Single Supply Voltage (max)
40V
Dual Supply Voltage (min)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
38
Package Type
PSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-3947-5

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STA500
Figure 1. Test Circuit.
Figure 2.
Figure 3.
6/11
DTin(A)
Duty cycle=A
INxA
Duty cycle = 50%
M58
M57
High Current Dead time for Bridge application = ABS(DTout(A)-DTin(A))+ABS(DTOUT(B)-DTin(B))
Duty cycle A and B: Fixed to have DC output current of 3.5A in the direction shown in figure
INxA
Low current dead time = MAX(DTr,DTf)
INxY
Q1
Q3
OUTxA
Iout=3.5A
DTout(A)
L67 22µ
M58
M57
470nF
C69
gnd
+Vcc
Q1
Q3
OUTxA
OUTxY
GND
C71 470nF
Rload=8Ω
+V
+V
CC
CC
OUTxB
Q2
Q4
OUTxY
470nF
L68 22µ
C70
DTr
R 8Ω
D00AU1134
DTout(B)
Iout=3.5A
DTf
+
-
OUTxB
vdc = Vcc/2
V67 =
D03AU1458
Q2
Q4
t
INxB
Vcc
(3/4)Vcc
(1/2)Vcc
(1/4)Vcc
M64
M63
D00AU1162
Duty cycle=B
INxB
DTin(B)

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