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STA508 Datasheet

  • STA508

  • 40V 4.5A QUAD POWER HALF BRIDGE

  • 10頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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STA508
40V 4.5A QUAD POWER HALF BRIDGE
1
鈻?/div>
鈻?/div>
FEATURES
MULTIPOWER BCD TECHNOLOGY
MINIMUM INPUT OUTPUT PULSE WIDTH
DISTORTION
200m鈩?R
dsON
COMPLEMENTARY DMOS
OUTPUT STAGE
CMOS COMPATIBLE LOGIC INPUTS
THERMAL PROTECTION
THERMAL WARNING OUTPUT
UNDER VOLTAGE PROTECTION
Figure 1. Package
PowerSO36
鈻?/div>
Table 1. Order Codes
Part Number
STA508
Package
PowerSO36
鈻?/div>
鈻?/div>
鈻?/div>
鈻?/div>
2
DESCRIPTION
STA508 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
current capability.
Figure 2. Block Diagram
The device is particularly designed to make the out-
put stage of a stereo All-Digital High Efficiency
(DDX鈩? amplifier capable to deliver 80 + 80W @
THD = 10% at V
cc
35V output power on 8鈩?load.
In single BTL configuration is also capable to deliver
a peak of 160W @THD = 10% at V
CC
= 35V on 4鈩?/div>
load (t
鈮?sec).
The input pins have threshold propor-
tional to Ibias pin voltage.
V
CC
1A
IN1A
IN1A
+3.3V
V
L
CONFIG
PWRDN
R57
10K
R59
10K
C58
100nF
TH_WAR
IN1B
V
DD
V
DD
V
SS
V
SS
C58
100nF
C53
100nF
C60
100nF
IN2A
V
CC
SIGN
V
CC
SIGN
IN2A
GND-Reg
GND-Clean
21
22
33
34
M17
35
8
9
36
31
20
19
M16
M15
REGULATORS
7
V
CC
2A
C32
1碌F
OUT2A
OUT2A
6
GND2A
PWRDN
FAULT
23
24
25
27
26
TRI-STATE
PROTECTIONS
&
LOGIC
M5
28
30
M4
13
M2
29
M3
15
17
16
C30
1碌F
OUT1A
OUT1A
14
GND1A
C52
330pF
+V
CC
C55
1000碌F
L18 22碌H
C20
100nF
R98
6
C99
100nF
C23
470nF
C101
100nF
8鈩?/div>
12
V
CC
1B
C31
1碌F
OUT1B
OUT1B
GND1B
R63
20
R100
6
C21
100nF
L19 22碌H
11
10
TH_WAR
IN1B
L113 22碌H
C110
100nF
C109
330pF R103
6
R104
20
C107
100nF
C108
470nF
C106
100nF
8鈩?/div>
4
V
CC
2B
C33
1碌F
OUT2B
OUT2B
R102
6
C111
100nF
3
2
IN2B
IN2B
GNDSUB
32
M14
L112 22碌H
1
5
GND2B
D00AU1148B
June 2004
REV. 2
1/10

STA508 產(chǎn)品屬性

  • STA508 View All Specifications

  • 31

  • 集成電路 (IC)

  • 線性 - 音頻放大器

  • -

  • D 類

  • 1-通道（單聲道）或 2-通道（立體聲）

  • 160W x 1 @ 8 歐姆; 80W x 2 @ 4 歐姆

  • 10 V ~ 36 V

  • 數(shù)字輸入，短路和熱保護(hù)，待機(jī)

  • 表面貼裝

  • PowerSO-36

  • PowerSO-36 裸露頂部焊盤

  • 管件

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