TFA9882 Datasheet, PDF (13/31 Pages) NXP Semiconductors – 3.4 W I2S input mono class-D audio amplifier

NXP Semiconductors
TFA9882
3.4 W I2S input mono class-D audio amplifier
Table 12. Limiting values …continued
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
Conditions
Min Max
Unit
V_ESD electrostatic discharge voltage according to the Human Body Model (HBM) ^[1]
pins OUTA and OUTB
−8
+8
kV
any other pin
−2
+2
kV
according to the Charge Device Model (CDM) ^[1] −500 +500
V
according to the Machine Model (MM)
[1] _{−200 +200}
V
[1] Measurements taken on the TFA9882 in a HVSON10 package (engineering samples) due to handling restrictions with WLCSP9.
11. Thermal characteristics
Table 13.
Symbol
R_th(j-a)
Thermal characteristics
Parameter
thermal resistance from junction to ambient
Ψ_j-top
thermal characterization parameter from
junction to top of package
Conditions
in free air; natural convection
JEDEC test board
2-layer application board
[1] Measured on a JEDEC high K-factor test board (standard EIA/JESD 51-7).
[2] Value depends on where measurement is taken on package.
12. Characteristics
Typ Unit
[1] ₁₂₈
97
[2] ₁₂
K/W
K/W
K/W
12.1 DC characteristics
Table 14. DC characteristics
All parameters are guaranteed for V_DDP = 3.6 V; V_DDD = 1.8 V; R_L = 4 Ω^[1]; L_L = 20 μH^[1]; f_i = 1 kHz; f_s = 48 kHz; T_amb = 25 °C,
default slope and gain settings; unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ Max
Unit
V_DDP
V_DDD
I_DDP
power supply voltage
digital supply voltage
power supply current
on pin V_DDP
2.5
-
5.5
V
on pin V_DDD
1.65
1.8
1.95
V
Operating mode with load
f_s = 48 kHz
-
1.5
1.7
mA
f_s = 32 kHz
-
1.38 -
mA
Mute mode
1.1
1.25
mA
Power-down mode
-
0.1
1
μA
TFA9882
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 2 — 20 April 2011
© NXP B.V. 2011. All rights reserved.
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