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參數(shù)資料
| 型號： | TS494 |
| 廠商： | Taiwan Semiconductor Co., Ltd. |
| 英文描述： | Voltage Mode PWM Controller |
| 中文描述： | 電壓模式PWM控制器 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大?。?/td> | 138K |
| 代理商： | TS494 |
TS494
4-7
2003/12 rev. A
Electrical Characteristics (continues)
PWM COMPARATOR SECTION
Parameter
Test Conditions*
Min
Typ
Max
Unit
Input threshold voltage (pin 3)
Zero duty cycle
--
4.0
4.5
V
Input sink current (pin 3)
V (pin 3)=0.7V
0.3
0.7
--
mA
TOTAL DEVICE
Vcc=15V
--
6.0
10
Standby supply current
pin 6 at Vref, all
other inputs and
outputs open
Vcc=40V
--
9.0
15
Average supply current
Vi (pin4)= 2V, See Figure 1
--
7.5
--
mA
SWITCHING CHARACTERISTICS
Output voltage rise time
--
100
200
Output voltage fall time
Common-emitter configuration,
See Figure 3
--
25
100
Output voltage rise time
--
100
200
Output voltage fall time
Emitter-follower configuration,
See Figure 4
--
40
100
ns
UNDERVOLTAGE LOCKOUT SECTION
Turn-on Threshold
Vcc increasing Iref = 1.0mA
5.5
6.43
7.0
V
Remark:
z
z
All typical value except for temperature coefficient are at Ta= 25
o
C
For conditions shown as Min or Max, use the appropriate value specified under recommended operating
conditions.
All typical values except for parameter changes with temperature are at Ta= 25
o
C
Duration of the short-circuit should not exceed one second
Standard deviation is a measure of the statistical distribution about the mean as derived from the formula
1
2
)
(
Temperature coefficient of timing capacitor and timing resistor not taken into account
z
z
z
2
1
1
=
∑
=
n
n
N
x
x
σ
z
相關PDF資料 |
PDF描述 |
|---|---|
| TS494CD | Voltage Mode PWM Controller |
| TS494CS | Voltage Mode PWM Controller |
| TS4956 | Stereo audio amplifier system with I2C bus interface |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| TS494CD | 制造商:TSC 制造商全稱:Taiwan Semiconductor Company, Ltd 功能描述:Voltage Mode PWM Controller |
| TS494CS | 制造商:TSC 制造商全稱:Taiwan Semiconductor Company, Ltd 功能描述:Voltage Mode PWM Controller |
| TS4956 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Stereo audio amplifier system with I2C bus interface |
| TS4956EIJT | 功能描述:音頻放大器 Stereo Audio Amp System RoHS:否 制造商:STMicroelectronics 產(chǎn)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 |
| TS4956EIKJT | 功能描述:音頻放大器 Stereo Audio Amp System RoHS:否 制造商:STMicroelectronics 產(chǎn)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 |
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