TFA9882 NXP Semiconductors, TFA9882 Datasheet - Page 2

• Manufacturer Part Number: TFA9882
• Description: The TFA9882 is a mono, filter-free class-D audio amplifier in a 9-bump WLCSP (WaferLevel Chip-Size Package) with a 400 µm pitch
• Manufacturer: NXP Semiconductors

NXP Semiconductors
3. Applications
4. Quick reference data
TFA9882
Product data sheet
Table 1.
All parameters are guaranteed for V
f
[1]
Symbol Parameter
V
V
I
I
P
η
s
DDP
DDD
po
= 48 kHz; T
DDP
DDD
o(RMS)
Output slope setting for EMI reduction
Clip control for smooth clipping
Mute mode
Low RF susceptibility
Insensitive to input clock jitter
‘Pop noise' free at all mode transitions
Short power-up time: 4 ms
Short power-down time: 5 μs
1.8 V/3.3 V tolerant digital inputs
Only two external components required
PDAs
Mobile phones
Portable gaming devices
Portable Navigation Devices (PND)
Notebooks/netbooks
Portable media players
R
L
= load resistance; L
power supply voltage
digital supply voltage
power supply current
digital supply current
RMS output power
output power efficiency
Quick reference data
amb
All information provided in this document is subject to legal disclaimers.
= 25
°
C; default settings, unless otherwise specified.
L
= load inductance.
Rev. 2 — 20 April 2011
DDP
Conditions
on pin V
on pin V
Operating mode with load
Mute mode
Power-down mode
Operating mode
Mute mode
Power-down mode
BCK = WS = DATA = 0 V
THD + N = 1 %
THD + N = 10 %
P
o(RMS)
V
V
V
V
= 3.6 V; V
DDP
DDP
DDP
DDP
= 3.6 V, f
= 5.0 V, f
= 3.6 V, f
= 5.0 V, f
= 1.4 W
DDP
DDD
3.4 W I2S input mono class-D audio amplifier
DDD
i
i
i
i
= 1.8 V; R
= 100 Hz
= 100 Hz
= 100 Hz
= 100 Hz
L
= 4
Min
2.5
1.65
-
-
-
-
-
-
-
-
-
-
-
Ω
[1]
; L
L
Typ
-
1.8
1.5
1.1
0.1
1.25
1.1
2.5
1.4
2.7
1.75
3.4
90
= 20
TFA9882
© NXP B.V. 2011. All rights reserved.
μ
H
Max
5.5
1.95
1.7
1.25
1
1.4
1.2
10
-
-
-
-
-
[1]
; f
i
= 1 kHz;
2 of 31
Unit
V
V
mA
mA
μA
mA
mA
μA
W
W
W
W
%