STA505 STMicroelectronics, STA505 Datasheet

IC AMP AUDIO PWR 50W D POWERSO36

STA505

Manufacturer Part Number
STA505
Description
IC AMP AUDIO PWR 50W D POWERSO36
Manufacturer
STMicroelectronics
Type
Class Dr
Datasheet

Specifications of STA505

Output Type
1-Channel (Mono) or 2-Channel (Stereo)
Max Output Power X Channels @ Load
50W x 2 @ 8 Ohm, 80W x 1 @ 8 Ohm
Voltage - Supply
10 V ~ 36 V
Features
Thermal Shutdown Protection
Mounting Type
Surface Mount
Package / Case
PowerSO-36 Exposed Top Pad
Operational Class
Class-AB
Audio Amplifier Function
Speaker
Total Harmonic Distortion
10@8Ohm@50W%
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)
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
Package Type
PSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-2142
497-2142-5
497-2142

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1
2
STA505 is a monolithic quad half bridge stage in Mul-
tipower BCD Technology. The device can be used as
dual bridge or reconfigured, by connecting CONFIG
pin to Vdd pin, as single bridge with double current
capability, and as half bridge (Binary mode) with half
Figure 2. Audio Application Circuit (Dual BTL)Pin Description
February 2006
MULTIPOWER BCD TECHNOLOGY
MINIMUM INPUT OUTPUT PULSE WIDTH
DISTORTION
200mΩ R
OUTPUT STAGE
CMOS COMPATIBLE LOGIC INPUTS
THERMAL PROTECTION
THERMAL WARNING OUTPUT
UNDER VOLTAGE PROTECTION
FEATURES
DESCRIPTION
dsON
TH_WAR
+3.3V
100nF
COMPLEMENTARY DMOS
C58
R57
10K
100nF
C60
100nF
PWRDN
C58
100nF
R59
10K
C53
IN1A
IN1B
IN2A
IN2B
TRI-STATE
GND-Clean
GND-Reg
TH_WAR
V
V
GNDSUB
CONFIG
PWRDN
CC
CC
FAULT
SIGN
SIGN
IN1A
IN1B
IN2A
IN2B
V
V
V
V
V
DD
DD
SS
SS
L
29
23
24
25
27
26
28
30
21
22
33
34
35
36
31
20
19
32
1
PROTECTIONS
REGULATORS
LOGIC
40V 3.5A QUAD POWER HALF BRIDGE
&
M17
M15
M16
M14
M3
M2
M5
M4
15
17
16
14
12
11
10
13
7
8
9
6
4
3
2
5
V
OUT1A
OUT1A
GND1A
V
OUT1B
OUT1B
GND1B
V
OUT2A
OUT2A
GND2A
V
OUT2B
OUT2B
GND2B
current capability.
The device is particularly designed to make the out-
put stage of a stereo All-Digital High Efficiency
(DDX™) amplifier capable to deliver 50 + 50W @
THD = 10% at V
80W @ THD = 10% at V
BTL configuration. The input pins have threshold pro-
portional to V
Figure 1. Package
Table 1. Order Codes
CC
CC
CC
CC
1A
1B
2A
2B
C30
1µF
C32
1µF
C31
1µF
C33
1µF
Part Number
STA50513TR
STA505
330pF
330pF
C109
R104
C52
R63
L113 22µH
L112 22µH
20
20
L18 22µH
L19 22µH
D00AU1148B
L
100nF
100nF
100nF
100nF
R100
C110
R103
R102
C111
C20
R98
C21
pin voltage.
6
6
6
6
cc
30V output power on 8Ω load and
PowerSO36
100nF
100nF
100nF
100nF
C101
C107
C106
C99
470nF
470nF
C108
C23
cc
36V on 8Ω load in single
8Ω
8Ω
in Tape & Reel
+V
PowerSO36
1000µF
C55
CC
STA505
Package
Rev. 11
1/10

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STA505 Summary of contents

Page 1

... UNDER VOLTAGE PROTECTION ■ 2 DESCRIPTION STA505 is a monolithic quad half bridge stage in Mul- tipower BCD Technology. The device can be used as dual bridge or reconfigured, by connecting CONFIG pin to Vdd pin, as single bridge with double current capability, and as half bridge (Binary mode) with half Figure 2 ...

Page 2

... STA505 Table 2. Pin Function N° Pin 1 GND-SUB Substrate ground OUT2B Output half bridge 2B 4 Vcc2B Positive Supply 5 GND2B Negative Supply 6 GND2A Negative Supply 7 Vcc2A Positive Supply OUT2A Output half bridge OUT1B Output half bridge 1B 12 Vcc1B Positive Supply 13 GND1B Negative Supply ...

Page 3

... All powers in Hi-Z state 1 Normal operation 0 Low absorpion 1 Normal operation 0 Temperature of the IC =130C 1 Normal operation 0 Normal Operation 1 OUT1A=OUT1B ; OUT2A=OUT2B (IF IN1A = IN1B; IN2A = IN2B D01AU1273 STA505 IC -STATUS GND-SUB OUT2B OUT2B GND2B GND2A OUT2A OUT2A OUT1B OUT1B GND1B GND1A OUT1A OUT1A N.C. 3/10 ...

Page 4

... STA505 Table 4. Absolute Maximum Ratings Symbol V DC Supply Voltage (Pin 4,7,12,15 Maximum Voltage on pins max T Operating Temperature Range Storage and Junction Temperature stg j Table 5. Thermal Data Symbol T Thermal Resistance Junction to Case (thermal pad) j-case T Thermal shut-down junction temperature jSD T Thermal warning temperature ...

Page 5

... V = 3.3V L PWRDN = 0 Vpin = 3.3V Tri-state=0 Input pulse width = 50% Duty; Switching Frequency = 384KHz filters; No Load L Unit 1 INxB OFF OFF 0 OFF OFF 1 OFF OFF STA505 Min. Typ. Max. Unit µA 35 0 150 OUTPUT Q3 Q4 MODE OFF OFF Hi DUMP ON OFF NEGATIVE ...

Page 6

... STA505 Figure 4. Test Circuit. Low current dead time = MAX(DTr,DTf) Duty cycle = 50% INxY Figure 5. INxA Figure 6. High Current Dead time for Bridge application = ABS(DTout(A)-DTin(A))+ABS(DTOUT(B)-DTin(B)) Duty cycle=A M58 DTin(A) INxA M57 Duty cycle A and B: Fixed to have DC output current of 4.5A in the direction shown in figure ...

Page 7

... R43 100nF 20 C93 1µF C83 R53 R66 C43 100nF 6 5K C62 R67 C34 820µF 5K L14 22µH C74 R44 100nF 20 C94 1µF C84 R54 R68 C44 100nF 6 5K STA505 = 36V (note 1) 8Ω C21 2200µF 4Ω 4Ω 4Ω 4Ω 7/10 ...

Page 8

... STA505 Figure 9. Power SO36 (Slug up) Mechanical Data & Package Dimensions MIN. TYP. MAX. A 3.25 3.43 A2 3.1 3 0.2 a1 0.030 -0.040 0.0011 b 0.22 0.38 c 0.23 0. 9.4 9 13.9 14.5 E1 10.9 11.1 E2 2.9 E3 5.8 6.2 E4 2.9 3.2 e 0.65 e3 11. 0.075 H 15.5 15 ...

Page 9

... Table 9. Revision History Date Revision December 2003 June 2004 November 2004 February 2006 8 First Issue in EDOCS DMS 9 Note 2: See relevant Application Note AN1994 10 Changed Vcc in Electrical Characteristics from 9 min to 10 min 11 Changed T value on Table 4. op Description of Changes STA505 9/10 ...

Page 10

... STA505 Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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