TS4902IST STMicroelectronics, TS4902IST Datasheet - Page 8

• Manufacturer Part Number: TS4902IST
• Description: IC AMP AUDIO PWR .7W MONO 8MSOP
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4902IST

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 700mW x 1 @ 8 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8116-2; TS4902IST

TS4902
Fig. 15 : Pout @ THD + N = 1% vs Supply
Voltage vs RL
Fig. 17 : Power Dissipation vs Pout
Fig. 19 : Power Dissipation vs Pout
8/19
1.0
0.8
0.6
0.4
0.2
0.0
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.5
0.0
0.0
Gv = 2 & 10
Cb = 1 F
F = 1kHz
BW < 125kHz
Tamb = 25 C
Vcc=5V
f=1kHz
THD+N<1%
Vcc=2.6V
f=1kHz
THD+N<1%
3.0
0.2
0.1
Output Power (W)
3.5
Output Power (W)
0.4
RL=16
Vcc (V)
RL=16
4
4.0
0.6
0.2
8
RL=8
RL=8
4.5
0.8
32
RL=4
16
RL=4
5.0
1.0
0.3
Fig. 16 : Pout @ THD + N = 10% vs Supply
Voltage vs RL
Fig. 18 : Power Dissipation vs Pout
Fig. 20 : Power Derating Curves
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.6
0.5
0.4
0.3
0.2
0.1
0.0
2.5
0.0
0
Gv = 2 & 10
Cb = 1 F
F = 1kHz
BW < 125kHz
Tamb = 25 C
Vcc=3.3V
f=1kHz
THD+N<1%
MiniSO8
25
3.0
Ambiant Temperature (°C)
SO8
0.2
50
Output Power (W)
RL=16
3.5
4
demoboard
SO8 on
Vcc (V)
75
8
4.0
MiniSO8 on
demoboard
RL=8
100
0.4
RL=4
4.5
16
125
32
150
5.0
0.6