STA501A Datasheet, PDF (1/9 Pages) Sanken electric – N-channel General purpose

STA501A
45V 3.5A DOUBLE POWER HALF BRIDGE
1 FEATURES
Figure 1. Package
■ MULTIPOWER BCD TECHNOLOGY
■ MINIMUM INPUT OUTPUT PULSE WIDTH
DISTORTION
) ■ 200mΩ R_dsON COMPLEMENTARY DMOS
t(s ^{OUTPUT STAGE}
c ■ CMOS COMPATIBLE LOGIC INPUTS
u _{■ THERMAL PROTECTION}
rod ^{) ■ THERMAL WARNING OUTPUT}
P _t(s ■ UNDER VOLTAGE PROTECTION
lete ^{uc 2 DESCRIPTION}
so ^{rod STA501A is a monolithic dual half bridge stage in}
b ^{P Multipower BCD Technology.}
PowerSO36
Table 1. Order Codes
Part Number
STA501A
Package
Power SO36 (SLUG UP)
The device is particularly designed to make the out-
put stage of a mono All-Digital High Efficiency
(DDX™) amplifier capable to deliver 50W @ THD =
10% at V_cc 30V output power on 8Ω load. The input
pins have threshold proportional to V_L pin voltage.
) ^{- O lete Figure 2. Audio Application Ciruit}
duct(_-^{sObso +3.3V}
PWRDN
VL 23
N.C. 24
PWRDN 25
ro ⁾ R57
R59
P _t(s ^10K
10K
FAULT 27
26
C58
te ^{c 100nF}
TRI-STATE
le ^{u TH_WAR}
TH_WAR 28
d_{VDD 21}
so ^{roVDD 22}
V_SS 33
b P _{VSS 34}
O te C58
100nF
C53
100nF
le C60
o ^100nF
V_CCSIGN ₃₅
V_CCSIGN ₃₆
s INA
INA 31
b GND-Reg
20
O GND-Clean
19
PROTECTIONS
&
LOGIC
REGULATORS
M17
M15
M16
15 N.C.
7 N.C.
29 N.C.
30 N.C.
18 N.C.
17 N.C.
12 V_CCA
C32
1µF
8 OUTA
9 OUTA
13 GNDA
14
4 V_CCB
100nF
L113 22µH
+V_CC
C55
1000µF
C110
100nF
C109
330pF R103
6
R104 _R102
20
6
C107
100nF
C108
470nF
C106
100nF
INB
3
C33
C111
INB
32
OUTB
2
1µF
100nF
GNDSUB
1
OUTB
L112 22µH
N.C. 10
N.C. 11
M14
5 GNDB 100nF
6
D04AU1557A
November 2004
Rev. 1
1/9