Power Driver Integrated Full Digital Audio Amplifier
NTP-8230
Threshold point
Vt
-
1.09
V
Input leakage current
Tri-state leakage current
ILEAK
ILEAKT
-
-
uA
uA
Schmitt trig. Low to High
threshold point
Schmitt trig. High to Low
threshold point
Vt+
-
-
1.4
0.8
2.0
V
V
Vt-
1.2
Pull up resistance
RPU
RPD
-
-
KΩ
KΩ
Pull down resistance
Power Driver Block (PVDDXX=20V, TA=+25C, unless otherwise specified.)
PVDDXX=10V, without
FET turn on resistance
Rdson
ICC
120
35
mΩ
bonding
VDD_IO=3.3V, No Input,
No Load
PVDD=24V, No Input,
8 Ω Load with 10uH
Current consumption
mA
IPVDD
100
LDO output voltage
Peak Current Limit
VLDO
OCP
1.8
5.5
V
A
-
-
Thermal Shutdown
Temperature
Under Voltage protection
Limit
OTP-
UVP
150
7
C
V
4.4. Performance Specification
Parameter
Condition
Min
Typ
100
-
Max
Unit
dB
dB
%
Master volume
Channel volume
Gain matching
Gain
-
SNR
AES17, A-weighting filter
1W, 1kHz
100
0.01
dB
%
THD+N
PVDD=24V @8Ω, THD 1%
(Continuous Output power, 1 min.)
15
W
POUT
Peak output power, 10msec
PVDD=24V,Output Power=1W@ 8Ω
No input
30
70
-
W
dB
Cross talk
DC offset voltage
Output noise voltage
Start up time
mV
uV
No input
-
-
mSec
PVDD=18V, POUT=1W@ 8Ω
LC filter 22uH,470nF,100nF
Efficiency
-
%
PWM frequency
PSRR
384
-
KHz
VRIPPLE=200mVrms,Pout= 1W
dB
Copyright ⓒ NeoFidelity, Inc.
Page 8
Document Number: DS8230 draft ver. 0.1
2011-01-11
ETC [ ETC ]
