- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄382703 > U4078B Tone Ringer Interface with DC/DC Converter PDF資料下載
參數(shù)資料
| 型號： | U4078B |
| 英文描述： | Tone Ringer Interface with DC/DC Converter |
| 中文描述： | 音鈴聲接口與直流/直流轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/5頁 |
| 文件大?。?/td> | 57K |
| 代理商： | U4078B |
TELEFUNKEN Semiconductors
U4078B
3
Tone ringing
Figure 1
2 kV
93 7575 e
a
b
10 F
110
0.22 F
15
25
Figure 2
Absolute Maximum Ratings
Reference point Pin 7, unless otherwise specified
Parameters
Symbol
I
s
T
amb
T
stg
Value
50
Unit
mA
°
C
°
C
Supply current
Ambient temperature range
Storage temperature range
Power dissipation
T
amb
= 60
°
C
Junction temperature
Pin 1, 8
–10 to + 60
–40 to +125
P
tot
T
j
360
125
mW
°
C
Thermal Resistance
Parameters
Symbol
R
thJA
Value
180
Unit
K/W
Junction ambient
Electrical Characteristics
Reference point Pin 7, T
amb
= –10 to + 60
°
C, V
B
= 15 V, unless otherwise specified
Parameters
Test Conditions / Pin
f
osc
= 65 to 87 kHz
Symbol
Min
Typ
Max
Unit
Supply current
Pin 1, 8
I
s
420
500
μ
A
Threshold voltage for
slope identification
Audio impedance
Pin 3 open
V
TH
10
12.5
15
V
f = 300 to 3400 Hz
V
1,8
= 1 5 V
rms
R
200
k
Internal voltage limitation
I
z
= 1 mA
1. phase
2. phase
V
z
i
5
i
5
I
B(5)
f
osc
26
100
150
7
32.5
0.67
30
32
V
μΑ
μΑ
μ
A
kHz
Leakage current
Pin 5
Base current (PNP open)
Oscillator frequency range
Duty-cycle
Interrupted (pause) time
of the output signal
Pin 5
Pin 6
Pin 6
10
38
1
13
48.5
32/f
clock
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| U4080B | Voice-Switched Circuit for Handsfree Operation |
| U4083 | Low-Power Audio Amplifier for Telephone Applications |
| U4083B | Low-Power Audio Amplifier for Telephone Applications |
| U4083B-AFP | Low-Power Audio Amplifier for Telephone Applications |
| U4083B-AFPG3 | Low-Power Audio Amplifier for Telephone Applications |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| U4080B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Voice-Switched Circuit for Handsfree Operation |
| U4082B | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Low-voltage Voice-switched IC for Hands-free Operation |
| U4082B-DEV-BOARD | 功能描述:射頻開發(fā)工具 Voice Switched Circuit RoHS:否 制造商:Taiyo Yuden 產(chǎn)品:Wireless Modules 類型:Wireless Audio 工具用于評估:WYSAAVDX7 頻率: 工作電源電壓:3.4 V to 5.5 V |
| U4082B-MFLG | 功能描述:射頻無線雜項 COM.CORDED - VOICE SWITCHED CIRCUIT RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
| U4082B-MFLG3G | 功能描述:射頻無線雜項 COM.CORDED - VOICE SWITCHED CIRCUIT RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。