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부품번호 | TS419-4 기능 |
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기능 | 360mW MONO AMPLIFIER WITH STANDBY MODE | ||
제조업체 | STMicroelectronics | ||
로고 | |||
전체 30 페이지수
TS419
TS421
360mW MONO AMPLIFIER WITH STANDBY MODE
s OPERATING FROM Vcc=2V to 5.5V
s STANDBY MODE ACTIVE HIGH (TS419) or
LOW (TS421)
s OUTPUT POWER into 16Ω: 367mW @ 5V
with 10% THD+N max or 295mW @5V and
110mW @3.3V with 1% THD+N max.
s LOW CURRENT CONSUMPTION: 2.5mA max
s High Signal-to-Noise ratio: 95dB(A) at 5V
s PSRR: 56dB typ. at 1kHz, 46dB at 217Hz
s SHORT CIRCUIT LIMITATION
s ON/OFF click reduction circuitry
s Available in SO8, MiniSO8 & DFN 3x3
DESCRIPTION
The TS419/TS421 is a monaural audio power am-
plifier driving in BTL mode a 16 or 32Ω earpiece or
receiver speaker. The main advantage of this con-
figuration is to get rid of bulky ouput capacitors.
Capable of descending to low voltages, it delivers
up to 220mW per channel (into 16Ω loads) of con-
tinuous average power with 0.2% THD+N in the
audio bandwidth from a 5V power supply.
An externally controlled standby mode reduces
the supply current to 10nA (typ.). The TS419/
TS421 can be configured by external gain-setting
resistors or used in a fixed gain version.
APPLICATIONS
s 16/32 ohms earpiece or receiver speaker driver
s Mobile and cordless phones (analog / digital)
s PDAs & computers
s Portable appliances
ORDER CODE
Part
Number
Temp.
Range:
I
Package
DS Q
Gain Marking
TS419
• external TS419I
TS421
• external TS421I
TS419
• • external K19A
TS419-2
tba tba x2/6dB K19B
TS419-4
-40, +85°C
TS419-8
tba tba x4/12dB K19C
tba tba x8/18dB K19D
TS421
• • external K21A
TS421-2
tba tba x2/6dB K21B
TS421-4
tba tba x4/12dB K21C
TS421-8
tba tba x8/18dB K21D
MiniSO & DFN only available in Tape & Reel with T suffix.
SO is available in Tube (D) and in Tape & Reel (DT)
June 2003
PIN CONNECTIONS (top view)
TS419IDT: SO8
TS419IST, TS419-xIST: MiniSO8
Standby
Bypass
VIN+
VIN-
1
2
3
4
8 VOUT2
7 GND
6 VCC
5 VOUT1
TS419IQT, TS419-xIQT: DFN8
GND 1
VOUT 2 2
STANDBY 3
BYPASS 4
8 Vcc
7 VOUT 1
6 VIN-
5 VIN+
TS421IDT: SO8
TS421IST, TS421-xIST: MiniSO8
TS421IQT, TS421-xIQT: DFN8
GND 1
VOUT 2 2
STANDBY 3
BYPASS 4
8 Vcc
7 VOUT 1
6 VIN-
5 VIN+
1/32
TS419-TS421
ELECTRICAL CHARACTERISTICS
VCC = +5V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
ICC
Supply Current
No input signal, no load
ISTANDBY
Standby Current
No input signal, VSTANDBY=GND for TS421
No input signal, VSTANDBY=Vcc for TS419
Voo
Output Offset Voltage
No input signal, RL = 16 or 32Ω, Rfeed=20kΩ
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32Ω
THD+N = 1% Max, F = 1kHz, RL = 32Ω
PO THD+N = 10% Max, F = 1kHz, RL = 32Ω
THD+N = 0.1% Max, F = 1kHz, RL = 16Ω
THD+N = 1% Max, F = 1kHz, RL = 16Ω
THD+N = 10% Max, F = 1kHz, RL = 16Ω
THD + N
Total Harmonic Distortion + Noise (Av=2)
RL = 32Ω, Pout = 150mW, 20Hz ≤ F ≤ 20kHz
RL = 16Ω, Pout = 220mW, 20Hz ≤ F ≤ 20kHz
PSRR
Power Supply Rejection Ratio (Av=2) 1)
F = 1kHz, Vripple = 200mVpp, input grounded, Cb=1µF
SNR
Signal-to-Noise Ratio (Filter Type A, Av=2) 1)
(RL = 32Ω, THD +N < 0.5%, 20Hz ≤ F ≤ 20kHz)
ΦM
Phase Margin at Unity Gain
RL = 16Ω, CL = 400pF
Gain Margin
GM RL = 16Ω, CL = 400pF
GBP
Gain Bandwidth Product
RL = 16Ω
Slew Rate
SR RL = 16Ω
1. Guaranteed by design and evaluation.
Min. Typ. Max. Unit
1.8 2.5
mA
10 1000
nA
5 25 mV
190
166 207
258
270
240 295
367
0.15
0.2
50 56
85 98
58
18
1.1
0.4
mW
%
dB
dB
Degrees
dB
MHz
V/µS
4/32
4페이지 TS419-TS421
ELECTRICAL CHARACTERISTICS
VCC = +2V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
ICC
Supply Current
No input signal, no load
ISTANDBY
Standby Current
No input signal, VSTANDBY=GND for TS421
No input signal, VSTANDBY=Vcc for TS419
Voo
Output Offset Voltage
No input signal, RL = 16 or 32Ω, Rfeed=20kΩ
Output Power
THD+N = 0.1% Max, F = 1kHz, RL = 32Ω
THD+N = 1% Max, F = 1kHz, RL = 32Ω
PO THD+N = 10% Max, F = 1kHz, RL = 32Ω
THD+N = 0.1% Max, F = 1kHz, RL = 16Ω
THD+N = 1% Max, F = 1kHz, RL = 16Ω
THD+N = 10% Max, F = 1kHz, RL = 16Ω
THD + N
Total Harmonic Distortion + Noise (Av=2)
RL = 32Ω, Pout = 13mW, 20Hz ≤ F ≤ 20kHz
RL = 16Ω, Pout = 20mW, 20Hz ≤ F ≤ 20kHz
PSRR
Power Supply Rejection Ratio (Av=2) 1)
inputs grounded, F = 1kHz, Vripple = 200mVpp, Cb=1µF
SNR
Signal-to-Noise Ratio (Weighted A, Av=2) 1)
(RL = 32Ω, THD +N < 0.5%, 20Hz ≤ F ≤ 20kHz)
ΦM
Phase Margin at Unity Gain
RL = 16Ω, CL = 400pF
Gain Margin
GM RL = 16Ω, CL = 400pF
GBP
Gain Bandwidth Product
RL = 16Ω
Slew Rate
SR RL = 16Ω
1. Guaranteed by design and evaluation.
Min. Typ. Max. Unit
1.7 2.5
mA
10 1000
nA
5 25 mV
20
19 23
30
26
24 30
40
0.1
0.15
49 54
80 89
58
20
1.1
0.4
mW
%
dB
dB
Degrees
dB
MHz
V/µS
7/32
7페이지 | |||
구 성 | 총 30 페이지수 | ||
다운로드 | [ TS419-4.PDF 데이터시트 ] |
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구매 문의 | 일반 IC 문의 : 샘플 및 소량 구매 ----------------------------------------------------------------------- IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한 광범위한 전력 반도체를 판매합니다. 전력 반도체 전문업체 상호 : 아이지 인터내셔날 사이트 방문 : [ 홈페이지 ] [ 블로그 1 ] [ 블로그 2 ] |
부품번호 | 상세설명 및 기능 | 제조사 |
TS419-2 | 360mW MONO AMPLIFIER WITH STANDBY MODE | STMicroelectronics |
TS419-4 | 360mW MONO AMPLIFIER WITH STANDBY MODE | STMicroelectronics |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |