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PDF STA5100 Data sheet ( Hoja de datos )
| Número de pieza | STA5100 | |
| Descripción | 140W MONO BASH POWER AMPLIFIER | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de STA5100 (archivo pdf) en la parte inferior de esta página. Total 14 Páginas | ||
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STA5100
140W MONO
POWER AMPLIFIER
s MONOCHIP BRIDGE MONO AMPLIFIER FOR
BASH® ARCHITECTURE
s 110W OUTPUT POWER @ RL = 4 Ω,
THD = 0.5%
s 140W OUTPUT POWER @ RL = 4 Ω,
THD = 10%
s HIGH DYNAMIC PREAMPLIFIER INPUT
STAGES
s EXTERNAL PROGRAMMABLE FEEDBACK
TYPE COMPRESSORS
s AC COUPLED INPUT TO CLASS AB BRIDGE
OUTPUT AMPLIFIER
s PRECISION RECTIFIERS TO DRIVE THE
DIGITAL CONVERTER
s ON-OFF SEQUENCE/ TIMER WITH MUTE
AND STANDBY
s PROPORTIONAL OVER POWER OUTPUT
CURRENT TO LIMIT THE DIGITAL
CONVERTER
s ABSOLUTE POWER BRIDGE OUTPUT
BLOCK DIAGRAM
FLEXIWATT27
TRANSISTOR POWER PROTECTION
s ABSOLUTE OUTPUT CURRENT LIMIT
s INTEGRATED THERMAL PROTECTION
s POWER SUPPLY OVER VOLTAGE
PROTECTION
s FLEXIWATT POWER PACKAGE WITH 27 PIN
s BASH® licence required
DESCRIPTION
The STA5100 is a fully integrated power module de-
signed to implement a BASH® amplifier when used
in conjunction with STABP01 digital processor.
+VS GND -VS
OUT_ PRE
TRK PWR_INP
July 2003
IN_PRE
ATT_REL
THRESH
TRK_OUT
+
-
∆G
COMPRESSOR
V/l
S1
PEAK
DETECTOR
Ict
ABSOLUTE
VALUE
BLOCK
+2
+2
OUTPUT BRIDGE
OVER
VOLTAGE
PROTECTION
SOA
DETECTOR
CD+P
OUTP
OUTP
CD-P
CD+
PROT.
THERMAL
PROTECTION
TURN-
ON/OFF
SEQUENCE
STBY/MUTE
CD+N
-1 OUTN
-1 OUTN
OUTPUT BRIDGE
CD-N
D01AU1280
1/14
1 page  
STA5100
ELECTRICAL CHARACTERISTCS (Test Condition: Vs+ = 26V, Vs- = -22V, VCD+ = 17V, VCD- = -17V,
RL = 4Ω, external components at the nominal value f = 1KHz, Tamb = 25°C unless otherwise specified
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
PREAMPLIFIER AND COMPRESSOR
Vout clamp Maximum Voltage at Out_pre pin
10 11 12 Vpeak
Iin Audio input current
0.8 mA
Vcontrol Voltage at Attack_Release pin
Attenuation = 0dB
Attenuation = 6dB
Attenuation = 26dB
0
0.35 0.5 0.65
6 9 12
V
V
V
VComp_ Input voltage range for the
Th compression
-5 -1 V
Zth Input impedance of Threshold pin
100 KΩ
Voffset Output Offset at Out_pre pin with: VCRT= 0V; Attenuation = 0dB
VCRT= 0.5V; Attenuation = 6dB
VCRT= 9V; Attenuation = 26dB
-10
-250
-450
10 mV
250 mV
450 mV
THD Distortion at Out_pre:
VCRT= 0V; Attenuation = 0dB
VCRT= 0.5V; Attenuation = 6dB
VCRT= 9V; Attenuation = 26dB
0.01
5
5
%
%
%
EN Noise at Out_pre pin :
VCRT= 0V; Attenuation = 0dB
VCRT= 0.5V; Attenuation = 6dB
VCRT= 9V; Attenuation = 26dB
10(2)
50
60
µV
µV
µV
Ict Attack time current at pin
Attack_release
1.5 mA
2. This value is due to the thermal noise of the external resistors Rr and Ri.
TRACKING PARAMETERS
Gtrk Tracking reference voltage gain
13 14 15
V
Vtrk_out Tracking ref. output voltage
0 20
V
Itrk_out Current capability
5 6 7 mA
Ztrk_in Input impedance (Trk)
1 MΩ
OUTPUT BRIDGE
Gout Half Output bridge gain
5.5 6 6.5 dB
Gch Output bridge differential gain
11 12 13 dB
∆Gch Output bridges gain mismatch
-1 1 dB
Pout Continuous Output Power
THD = 0.5%
THD = 10%
100 110
125 140
W
W
THD Total harmonic distortion of the
output bridge
Po = 5W
f = 20Hz to 20KHz; Po = 50W
0.01
0.1
%
%
VOff Output bridge D.C. offset
50 mV
EN Noise at Output bridge pins
f = 20Hz to 20KHz; Rg = 50Ω
12 µV
Zbr_in Input impedance
100 140 180 KΩ
5/14
5 Page 
Figure 4. Power protection threshold
STA5100
Figure 5. Protection current behaviour
Ids(mA)
12
Ilim=12A
10
Standby
8
Pd_Max=96W
6
4 on Pd_reg=50W
2 Normal
Operation
0 10 20
30 34 40
Vds(V)
50 D01AU1303
Iprot(mA)
20
10
Iprot slope=0.4mA/W
D01AU1304 20 40 60 80 100 120
Pd(W)
Figure 6. Test and Application Circuit
C12 C3
R2 C4
INPUT1
R1
R3
C2
OUT_PRE
89
IN_PRE
ATT_REL
3
R4 R6
R5 C1
TRK PWR_INP
10 7 4
OUTP
5
OUTP
5V
R13
OUTP
CD+
+VS
C8
R10 CD+P
CD+
R11 CD+N
R16
+VS
C10 C6
GND
C9
-VS
D1
CD-
R15 C11
TRK-OUT
R14
PROT
R13
THRESH
R12
C7
-VS
-VS
CD-N
CD-P
TRK-OUT
PROT
THRESH
6
15
22
14
13
27
1
2
26
16
12
17
STA5100
STBY/
11 MUTE
R14
MUTE STBY
C9 R15
OUTN
24
23
OUTN
OUTN
D01AU1305
11/14
11 Page | ||
| Páginas | Total 14 Páginas | |
| PDF Descargar | [ Datasheet STA5100.PDF ] | |
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