參數(shù)資料
型號(hào)： P95020NQG
廠商： INTEGRATED DEVICE TECHNOLOGY INC
元件分類： 電源管理
英文描述： 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC132
封裝： 10 X 10 MM, 0.85 MM HEIGHT, QFN-132
文件頁數(shù)： 16/169頁
文件大?。?/td> 4297K
代理商： P95020NQG
IDTP95020
Product Datasheet
September 2, 2011 Revision 1.3 Final
112
2011 Integrated Device Technology, Inc.
Class D – Electrical Characteristics
Unless otherwise specified, typical values at TA = 25°C, VSYS = 3.8V, PVDD = 5V, TA = 0°C to +70°C, RL=8Ω.
Table 173. Class D Electrical Specifications
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX UNIT
Po
Output Power
PVDD = 5V, RL = 4, THD+N = 10%)
2.5
W
εAMP
Amplifier Efficiency
ε
(4, 5V, 2W)
PVDD = 5V, RL = 4, 2W
82
%
THD+N
Total harmonic distortion + Noise
4, 5V, 1W
PVDD driven by external 5V supply
0.4
%
8, 5V, 1W
PVDD driven by external 5V supply
0.2
%
FPWM_AUDIO PWM frequency
[Note 1], [Note 2]
352.8
kHz
VNOISE
Output voltage noise
(4, 5V)
90
V
IIDLE
Idle current (Mute, no load)
1
A
PVDD
Input voltage
3.0
5.0
V
ISC
Short circuit protection current limit
2.0
A
IQ-PVDD
PVDD supply current (Power-Down) Sum of currents
1
A
IQNL
PVDD supply current
Switching, No Load
6.0
mA
fPWM
PWM frequency
[Note 1], [Note 2]
352.8
kHz
tr
Rise time
Resistive load
1
2
5
ns
tf
Fall time
Resistive load
1
2
5
ns
IQ
PVDD quiescent current
Mute, No load
3.6
mA
Note 1: Guaranteed by design and/or characterization.
Note 2: Clock supplied from external crystal through PLL. Resultant frequency will be within 1% range from the nominal.
Class D – Typical Performance Characteristics
Figure 36. Class D BTL Efficiency vs. Output Power
(4 ohm speaker)
ClassD Efficiency into 4 Ohm
40
45
50
55
60
65
70
75
80
85
90
0.00.5
1.01.5
2.02.5
Output Power (W)
E
ff
ici
ency
(
%
)
"ClassD Efficiency"
相關(guān)PDF資料
PDF描述
P95020NQG8 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC132
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
P95020NQG8 制造商:Integrated Device Technology Inc 功能描述:Power Management and Control 132-Pin QFN EP T/R 制造商:Integrated Device Technology Inc 功能描述:POWER MANAGEMENT AUDIO & CONTROL - Tape and Reel 制造商:Integrated Device Technology Inc 功能描述:Integrates Audio, LED B/Light Pwr Mgt
P95020ZDLLG 制造商:Integrated Device Technology Inc 功能描述:124-LGA - Bulk
P95020ZDLLG8 制造商:Integrated Device Technology Inc 功能描述:124-LGA - Tape and Reel
P95020ZDNQG 制造商:Integrated Device Technology Inc 功能描述:132-VFQFPN - Bulk
P95020ZDNQG8 制造商:Integrated Device Technology Inc 功能描述:132-VFQFPN - Tape and Reel
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