TDA1904 STMicroelectronics, TDA1904 Datasheet - Page 3

• Manufacturer Part Number: TDA1904
• Description: IC AMP AUDIO PWR 4.5W MONO 16DIP
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA1904

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 4.5W x 1 @ 4 Ohm
• Voltage - Supply: 4 V ~ 20 V
• Features: Thermal Shutdown Protection
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (Refer to the test circuit, T
20 C/W, unless otherwisw specified)
Note: (°) Weighting filter = curve A.
Symbol
SVR
BW
T
V
P
G
G
e
V
V
R
I
d
h
d
sd
N
o
o
(°°) Filter with noise bendwidth: 22Hz to 22 KHz.
s
v
v
i
i
Supply voltage
Quiescent output voltage
Quiescent drain current
Output power
Harmonic distortion
Input saturation voltage
(rms)
Input resistance (pin 8)
Efficiency
Small signal bandwidth (-3 dB)
Voltage gain (open loop)
Voltage gain (closed loop)
Total input noise
Supply voltage rejection
Thermal shut-down case
temperature
Parameter
V
V
V
V
d = 10%
V
V
V
V
f = 1 KHz
V
P
V
V
f = 1 KHz
f = 1 KHz
V
V
V
V
f = 1 KHz
V
f = 1 KHz
R
R
R
R
V
f
V
P
ripple
s
s
s
s
s
s
s
s
s
o
s
s
s
s
s
s
s
s
ripple
tot
g
g
g
g
= 4V
= 14V
= 9V
= 14V
= 9V
= 14V
= 12V
= 6V
= 9V
= 9V
= 14V
= 9V
= 14V
= 14V
= 14V
= 14V
= 12V
= 50 mW to 1.2W
= 50
= 10 K
= 50
= 10 K
= 2W
= 100 Hz
= 0.5 Vrms
Test conditions
R
R
L
L
= 4
= 4
R
P
R
R
L
o
L
g
= 4
= 1W
f = 1 KHz
R
= 4
= 10 K
R
L
L
P
P
amb
= 4
= 4
o
o
= 2W
= 4.5W
( )
( )
= 25 C, R
Min.
39.5
1.8
3.1
0.7
0.8
1.3
55
40
4
4
th
40 to 40,000
(heatsink) =
Typ.
150
120
2.1
7.2
4.5
0.1
1.2
10
70
65
75
40
50
8
2
2
2
3
Max.
40.5
0.3
20
15
18
4
TDA1904
Unit
mA
K
ÉC
Hz
dB
dB
dB
W
%
%
V
V
V
V
V
3/10