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參數資料
| 型號： | TPA2014D1RGPRG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1.5 W, 1 CHANNEL, AUDIO AMPLIFIER, PQCC20 |
| 封裝： | 4 X 4 MM, GREEN, PLASTIC, QFN-20 |
| 文件頁數： | 24/27頁 |
| 文件大小： | 945K |
| 代理商： | TPA2014D1RGPRG4 |
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BOOST CONVERTER DC CHARACTERISTICS
CLASS D AMPLIFIER DC CHARACTERISTICS
AC CHARACTERISTICS
SLAS559A – MAY 2008 – REVISED JUNE 2008 ............................................................................................................................................................... www.ti.com
TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC
Output voltage range
3
5.5
V
VFB
Feedback voltage
490
500
510
mV
IOL
Output current limit, Boost_max
750
mA
RON_PB
PMOS switch resistance
220
m
RON_NB
NMOS resistance
170
m
No Load, 1.8 V < VDD < 5.2 V,
Line regulation
3
mV/V
VCC = 5.5 V
VDD = 3.6 V, 0 < IL < 500 mA,
Load regulation
30
mV/A
VCC = 5.5 V
IL
Start up current limit, Boost
0.4×IBoost
mA
TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Vin = ±100 mV, VDD = 2.5 V, VCC = 3 V, RL = 8
0.5
2.2
CMR
Input common mode range
Vin = ±100 mV, VDD = 2.5 V, VCC = 3.6 V, RL = 8
0.5
2.8
V
Vin = ±100 mV, VDD = 3.6 V, VCC = 5.5 V, RL = 8
0.5
4.7
RL = 8 , Vicm = 0.5 and Vicm = VCC – 0.8, differential
CMRR
Input common mode rejection
–75
dB
inputs shorted
VCC = 3.6 V, Av = 2 V/V, IN+ = IN– = Vref, RL = 8
1
6
VCC= 3.6 V, Av = 6 V/V, IN+ = IN– = Vref, RL = 8
1
6
Output offset voltage
VOO
mV
Class-D
VCC= 3.6 V, Av = 10 V/V, IN+ = IN– = Vref, RL = 8
1
6
VCC = 5.5 V, Av = 2 V/V, IN+ = IN– = Vref, RL = 8
1
6
Gain = 2 V/V (6 dB)
32
Rin
Input Impedance
Gain = 6 V/V (15.5 dB)
15
k
Gain = 10 V/V (20 dB)
9.5
OUTP High-side FET On-state
0.36
series resistance
RDS(on)
OUTP Low-side FET On-state
0.36
series resistance
IOUTx = –300 mA; VCC = 3.6 V
OUTN High-side FET On-state
0.36
series resistance
RDS(on)
OUTN Low-side FET On-state
0.36
series resistance
Low Gain
GAIN
≤ 0.35 V
1.8
2
2.2
V/V
AV
Mid Gain
GAIN = 0.8 V
5.7
6
6.3
V/V
High Gain
GAIN
≥ 1.35 V
9.5
10
10.5
V/V
TA = 25°C, VDD = 3.6V, RL = 8 + 33 H, L = 6.2 H (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tSTART
Start up time
2.5 V
≤ VDD ≤ 5.5 V, CIN ≤ 1 F
7.5
ms
THD+N = 1%, VCC = 5 V, VDD = 3.6 V,
85%
Pout = 1.2 W, Cboost= 47F
η
Efficiency
THD+N = 1%, VCC = 5 V, VDD = 4.2 V,
87.5%
Pout = 1.2 W
Thermal Shutdown
Threshold
150
°C
6
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPA2014D1
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相關代理商/技術參數 |
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| TPA2014D1RGPT | 功能描述:音頻放大器 1.5W Constant Out Pwr Class-D Aud Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2014D1RGPTG4 | 功能描述:音頻放大器 1.5W Constant Output Pwr Class-D Aud Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2014D1YZHR | 功能描述:音頻放大器 1.5W Constant Output Pwr Class-D Aud Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2014D1YZHT | 功能描述:音頻放大器 1.5W Constant Output Pwr Class-D Aud Amp RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2015D1 | 制造商:TI 功能描述:2 W Constant Output Power Class-D Audio Amplifier With Adaptive Boost Converter and Battery Tracking SpeakerGuard? AGC |
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