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CS3842AGD14 PDF预览

CS3842AGD14

更新时间: 2024-01-26 18:23:14
品牌 Logo 应用领域
樱桃 - CHERRY 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
页数 文件大小 规格书
6页 158K
描述
Off-Line Current Mode PWM Control Circuit with Undervoltage Lockout

CS3842AGD14 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Active零件包装代码:SOIC
包装说明:SOP,针数:14
Reach Compliance Code:unknown风险等级:5.74
Is Samacsys:N模拟集成电路 - 其他类型:SWITCHING CONTROLLER
控制模式:CURRENT-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:25 V最小输入电压:11.5 V
标称输入电压:15 VJESD-30 代码:R-PDSO-G14
JESD-609代码:e0长度:8.65 mm
功能数量:1端子数量:14
最高工作温度:70 °C最低工作温度:
最大输出电流:1 A封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:COMMERCIAL座面最大高度:1.75 mm
表面贴装:YES切换器配置:SINGLE
温度等级:COMMERCIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:3.9 mmBase Number Matches:1

CS3842AGD14 数据手册

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Electrical Characteristics: continued  
CS2842A/CS2843A  
CS3842A/CS3843A  
PARAMETER  
TEST CONDITIONS  
MIN TYP MAX MIN TYP MAX UNITS  
Output Section: continued  
Rise Time  
TJ = 25˚C, CL = 1nF (Note 2)  
TJ = 25˚C, CL = 1nF (Note 2)  
UVLO Active, VOUT = 0  
50  
50  
150  
150  
50  
50  
150 ns  
150 ns  
Fall Time  
Output Leakage  
-0.01 -10.00  
-0.01 -10.00 µA  
Total Standby Current  
Start-Up Current  
0.5  
17  
34  
1.0  
0.5  
17  
34  
1.0 mA  
Operating Supply Current  
VCC Zener Voltage  
VFB = VSense = 0V, RT = 10k, CT = 3.3nF 11  
11  
mA  
V
ICC = 25mA  
CS2842A  
CS3842A  
CS2843A/CS3843A  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP MAX MIN TYP MAX MIN TYP MAX UNITS  
Under-Voltage Lockout Section  
Start Threshold  
15  
9
16  
10  
17  
11  
14.5  
8.5  
16.0 17.5  
10.0 11.5  
7.8  
7.0  
8.4  
7.6  
9.0  
8.2  
V
V
Min. Operating After Turn On  
Voltage  
Notes:  
1. Adjust VCC above the start threshold before setting at 15V.  
3. Parameter measured at trip point of latch with VFB=0.  
4. Gain defined as:  
2.These parameters, although guaranteed, are not 100% tested in production.  
VCOMP  
A =  
; 0 VSense 0.8V.  
VSense  
Package Pin Description  
PACKAGE PIN #  
8L PDIP/SO 14L SO Narrow  
PIN SYMBOL  
FUNCTION  
1
2
3
4
1
3
5
7
COMP  
VFB  
Error amp output, used to compensate error amplifier  
Error amp inverting input  
Sense  
OSC  
Noninverting input to Current Sense Comparator  
Oscillator timing network with Capacitor to Ground, resistor  
to VREF  
5
6
8
9
Gnd  
Pwr Gnd  
VOUT  
Ground  
Output driver Ground  
Output drive pin  
10  
11  
VCCPwr  
VCC  
Output driver positive supply  
Positive power supply  
Output of 5V internal reference  
No Connection  
7
8
12  
14  
VREF  
2,4,6,13  
NC  
3

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