PAM8902A Datasheet, PDF (4/12 Pages) Diodes Incorporated – 30 VPP MONO CLASS-D AUDIO AMPLIFIER FOR PIEZO/CERAMIC SPEAKERS WITH ANTI-SATURATION

Thermal Information
Parameter
Thermal Resistance (Junction to Ambient)
Thermal Resistance (Junction to Case)
Package
CSP
QFN4x4-16
CSP
QFN4x4-16
A Product Line of
Diodes Incorporated
PAM8902A
Symbol
θ_JA
θ_JC
Max
90 – 220
37
75
2
Unit
°C/W
Electrical Characteristics
(@T_A = +25°C, V_DD = 3.6V, C_L = 1µF, V_SET floating, R_LOAD = 10Ω, L_LOAD = 22µh with external schottky diodes, unless otherwise specified.)
Parameter
Input Voltage
Quiescent Current
Shutdown Current
Wake-Up Time
Chip Enable
Chip Disable
GSET/ VSET High
GSET/ VSET Floating
GSET/ VSET Low
Under Voltage Lockout Threshold
Under Voltage Lockout Hysteresis
Thermal Shutdown Threshold
Thermal Shutdown Lockout Hysyeresis
Boost Converter
Output Voltage
Current Limit
Lowside MOSFET R_DS(ON)
Boost Switching Frequency
Over Voltage Protection Threshold
Class D
Class D Amplifier Switching Frequency
Common Mode Reject Ratio
Output Offset Voltage
R_DS(ON)
Closed-Loop Voltage Gain
Power Supply Reject Ratio
Total Harmonic Distortion Plus Noise
Signal to Noise Ratio
Symbol
V_DD
I_Q
I_SD
T_WU
V_EH
V_EL
V_H
V_F
V_L
UVLO
UVLO(H)
OTP
OTP(H)
Test Conditions
EN > 1.2V, V_SET = High
EN > 1.2V, V_SET = Floating
EN > 1.2V, V_SET = GND
EN = 0V
EN from Low to High
V_DD from High to Low
V_DD from Low to High
V_O1
V_O2
V_O3
C_L
R_LS
f_OSCB
V_OVP
V_SET = Low, No Load
V_SET = Floating, No Load
V_SET = High, No Load
Average Input Current
I_O = 50mA
f_OSCD
CMRR
V_OS
R_P
A_V1
A_V2
A_V3
PSRR
THD+N
SNR
Input AC-GND
V_IN = ±100mV, V_DD = 3.6V
Output Offset Voltage
High Side
Low Side
G_SET = High, V_O = 1V_RMS
G_SET = Floating, V_O = 1V_RMS
G_SET = Low, V_O = 1V_RMS
200m V_PP Supply Ripple @ 217Hz
V_O = 5VRMS
Input AC Ground, A-Weighting
Min
Typ
Max
Units
2.7
5.5
V
30
48
10
18
mA
5
12
0.1
1
µA
40
mS
1.2
V
0.4
V_DD -0.5
1
0
V_DD
V_DD -1
V
0.5
2.2
V
0.2
150
°C
30
°C
7.2
8.0
8.8
V
10.8
12.0
13.2
V
16.0
17.5
19.0
V
0.8
A
0.5
Ω
1.1
1.5
1.9
MHz
18
V
225
375
475
KHz
60
dB
5
50
mV
1.5
Ω
0.6
Ω
25
26
27
21
22
23
dB
17
18
19
70
dB
0.3
%
90
dB
PAM8902A
Document number: DSxxxxx Rev. 1 - 3
4 of 12
www.diodes.com
February 2013
© Diodes Incorporated