TS4909IQT STMicroelectronics, TS4909IQT Datasheet - Page 6

• Manufacturer Part Number: TS4909IQT
• Description: IC AMP AUDIO .158W STER AB 10DFN
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TS4909IQT

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 158mW x 2 @ 16 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Standby
• Mounting Type: Surface Mount
• Package / Case: 10-DFN
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Audio Amplifier Function: Headphone
• Total Harmonic Distortion: 0.3@16Ohm@90mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 4.8@5VmA
• Power Supply Requirement: Single
• Power Dissipation: 1.79W
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 72dB
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 10
• Package Type: DFN
• For Use With: 497-6380 - BOARD DEMO FOR TS4909Q
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5992-2

Electrical characteristics
Table 5.
1. All electrical values are guaranteed with correlation measurements at 2.6V and 5V.
2. Guaranteed by design and evaluation.
6/32
Symbol
THD+N
Cross-
PSRR
I
SNR
V
STBY
P
t
talk
I
I
V
WU
CC
out
OO
out
O
Total harmonic
Supply current
Wake-up time
Output power
Power supply
rejection ratio
Output swing
Output offset
distortion +
Max output
Parameter
noise ratio
separation
Signal-to-
Standby
Channel
Electrical characteristics at V
with GND = 0V, T
voltage
current
(A
current
noise
v
=-1)
No input signal, no load, single-ended
No input signal, no load, phantom ground
No input signal, R
THD+N = 1% max, F = 1kHz, R
THD+N = 1% max, F = 1kHz, R
THD+N = 1% max, F = 1kHz, R
THD+N = 1% max, F = 1kHz, R
R
R
R
R
Inputs grounded
V
THD +N ≤ 1%, R
V
V
V
V
A-weighted, A
20kHz
R
R
Phantom ground configuration, floating inputs, R
Phantom ground configuration
Single-ended configuration
OL
OH
OL
OH
L
L
L
L
ripple
L
L
Single-ended output referenced to phantom ground
Single-ended output referenced to ground
Single-ended
Phantom ground
F = 1kHz
F = 20Hz to 20kHz
F = 1kHz
F = 20Hz to 20kHz
= 32Ω, P
= 16Ω, P
= 32Ω, P
= 16Ω, P
= 32Ω, A
= 32Ω, A
: R
: R
: R
: R
= 200mVpp
L
L
L
L
amb
= 32Ω
= 16Ω
= 32Ω
= 16Ω
= 25°C (unless otherwise specified)
out
out
out
out
v
v
=-1, phantom ground
=-1, single-ended
v
=-1, R
= 25mW, 20Hz ≤ F ≤ 20kHz, single-ended
= 40mW, 20Hz ≤ F ≤ 20kHz, single-ended
= 25mW, 20Hz ≤ F ≤ 20kHz, phantom ground
= 40mW, 20Hz ≤ F ≤ 20kHz, phantom ground
L
(2)
L
= 16Ω connected between out and V
=32Ω
, A
L
v
Test conditions
CC
=-1, RL>=16Ω , C
= 32Ω, THD +N < 0.4%, 20Hz ≤ F ≤
= +3.0V
L
L
L
L
= 32Ω, single-ended
= 16Ω, single-ended
= 32Ω, phantom ground
= 16Ω, phantom ground
b
=1μF, F = 217Hz,
feed
=22KΩ
CC
(1)
/2
Min. Typ. Max. Unit
2.45
2.6
20
30
20
30
64
59
0.12
2.83
0.19
2.70
-110
100
101
100
-73
-68
-90
2.8
0.3
0.3
0.3
0.3
10
31
52
31
54
70
65
82
50
2
5
1000
0.34
0.49
160
2.8
4.2
20
80
TS4909
mW
mA
mA
mV
ms
nA
dB
dB
dB
%
V