TS4890IQT STMicroelectronics, TS4890IQT Datasheet - Page 10

• Manufacturer Part Number: TS4890IQT
• Description: IC AMP AUDIO PWR 1W MONO AB 8DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4890IQT

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 1W x 1 @ 8 Ohm
• Voltage - Supply: 2.5 V ~ 5.5 V
• Features: Depop, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• For Use With: 497-6363 - BOARD DEMO FOR TS489
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TS4890
Fig. 25 : THD + N vs Output Power
Fig. 27 : THD + N vs Output Power
Fig. 29 : THD + N vs Output Power
10/32
0.1
10
0.1
0.1
10
1E-3
10
1
1E-3
1E-3
1
1
RL = 4 , Vcc = 3.3V
Gv = 2
Cb = Cin = 1 F
BW < 125kHz
Tamb = 25 C
Rl = 4
Vcc = 5V
Gv = 2
Cb = Cin = 1 F
BW < 125kHz
Tamb = 25 C
20Hz, 1kHz
RL = 4 , Vcc = 2.6V
Gv = 2
Cb = Cin = 1 F
BW < 125kHz
Tamb = 25 C
0.01
0.01
Output Power (W)
20kHz
0.01
Output Power (W)
Output Power (W)
20kHz
20Hz, 1kHz
20kHz
20Hz, 1kHz
0.1
0.1
0.1
1
1
Fig. 26 : THD + N vs Output Power
Fig. 28 : THD + N vs Output Power
Fig. 30 : THD + N vs Output Power
0.1
10
0.1
0.1
1E-3
10
1
10
1E-3
1E-3
1
1
RL = 4 , Vcc = 5V
Gv = 10
Cb = Cin = 1 F
BW < 125kHz, Tamb = 25 C
RL = 4 , Vcc = 3.3V
Gv = 10
Cb = Cin = 1 F
BW < 125kHz
Tamb = 25 C
RL = 4 , Vcc = 2.6V
Gv = 10
Cb = Cin = 1 F
BW < 125kHz
Tamb = 25 C
1kHz
20Hz
0.01
0.01
Output Power (W)
0.01
Output Power (W)
Output Power (W)
20kHz
20kHz
20kHz
1kHz
0.1
20Hz
0.1
20Hz
0.1
1kHz
1
1