參數(shù)資料
型號(hào): YD3842
廠商: Wuxi Youda electronics Co.,LTD.
英文描述: CURRENT MODE PWM CONTROL CIRCUITS
中文描述: 電流模式PWM控制電路
文件頁(yè)數(shù): 3/4頁(yè)
文件大小: 92K
代理商: YD3842
YOUDA INTEGRATED CIRCUIT
YD3842
Current Sense Section
Gain
Gv
(note 3, 4)
2.85
3
3.15
V/V
Maximum Input Signal
VI(MAX)
Vpin 1=5V(note 3)
0.9
1
1.1
V
PSRR
12≤Vcc≤25V
70
dB
Input Bias Current
lBIAS
-2
-10
μA
Delay to Output
Vpin 3=0 to 2V
150
300
ns
Output Section
lsink=20mA
0.1
0.4
V
Output Low Level
VOL
lsink=200mA
1.5
2.2
V
lsource=20mA
13
13.5
V
Output High Level
VOH
lsource=200mA
12
13.5
V
Rise Time
tR
Tj=25℃, CL=1nF
(note 2)
50
150
ns
Fall Time
tF
Tj=25℃, CL=1nF(note 2)
50
150
ns
UVLO Saturation
Vcc=5V, lsink=10mA
0.7
1.2
V
Under-Voltage lockout Output Section
Start Threshold
VTH(ST)
14.5
16
17.5
V
Min. Operating Voltage
After Turn On
VOPR(min)
8.5
10
11.5
V
PWM Section
Maximum Duty Cycle
D(MAX)
95
07
100
%
Minimum Duty Cycle
D(MIN)
0
%
Total Standby Current
Start-up Current
lST
0.5
1
mA
Operating Supply
Current
Icc(OPR)
Vpin 2=Vpin 3=0V
11
17
mA
Vcc Zener Voltage
Vz
Icc=25mA
34
V
APPLICATION CIRCUIT
1κΩ
/1W
OUTPUT
VCC
0.
1μF
A
Vref
Adjust
Isense
CT
5κΩ
4
3
2
7
6
5
4.
7KΩ
Error Amp
Adjust
10
0KΩ
18
RT
4.
7KΩ
0.
1μF
WuXi YouDa Electronics Co., Ltd
3 of 4
Website: www.e-youda.com
相關(guān)PDF資料
PDF描述
YD3843 CURRENT MODE PWM CONTROL CIRCUITS
YD386 LOW VOLTAGE AUDIO POWER AMPLIFIER
YD393 QUAD DIFFERENTIAL COMPARATOR
YD4556 DUAL OPERATIONAL AMPLIFIER
YD4560 DUAL OPERATIONNAL AMPLIFIER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
YD3843 制造商:YOUDA 制造商全稱:Wuxi Youda electronics Co.,LTD 功能描述:CURRENT MODE PWM CONTROL CIRCUITS
YD386 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LOW VOLTAGE AUDIO POWER AMPLIFIER
YD393 制造商:YOUDA 制造商全稱:Wuxi Youda electronics Co.,LTD 功能描述:QUAD DIFFERENTIAL COMPARATOR
YD3C508 制造商:未知廠家 制造商全稱:未知廠家 功能描述:PTC Thermistors Temperature Sensors for Motor Protection and Electronics
YD3C509 制造商:未知廠家 制造商全稱:未知廠家 功能描述:PTC Thermistors Temperature Sensors for Motor Protection and Electronics