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UC3871 PDF预览

UC3871

更新时间: 2024-02-17 00:33:49
品牌 Logo 应用领域
德州仪器 - TI 驱动器
页数 文件大小 规格书
6页 468K
描述
Resonant Fluorescent Lamp Driver

UC3871 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:QLCC
包装说明:GREEN, PLASTIC, LCC-20针数:20
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.65
Is Samacsys:N模拟集成电路 - 其他类型:FLUORESCENT LIGHT CONTROLLER
控制模式:CURRENT-MODE控制技术:RESONANT CONTROL
最大输入电压:20 V最小输入电压:4.5 V
标称输入电压:5 VJESD-30 代码:S-PQCC-J20
长度:8.965 mm功能数量:1
端子数量:20最高工作温度:70 °C
最低工作温度:最大输出电流:0.1 A
封装主体材料:PLASTIC/EPOXY封装代码:QCCJ
封装等效代码:LDCC20,.4SQ封装形状:SQUARE
封装形式:CHIP CARRIER峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified座面最大高度:4.57 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:PUSH-PULL最大切换频率:78 kHz
技术:BIPOLAR温度等级:COMMERCIAL
端子形式:J BEND端子节距:1.27 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:8.965 mmBase Number Matches:1

UC3871 数据手册

 浏览型号UC3871的Datasheet PDF文件第1页浏览型号UC3871的Datasheet PDF文件第3页浏览型号UC3871的Datasheet PDF文件第4页浏览型号UC3871的Datasheet PDF文件第5页浏览型号UC3871的Datasheet PDF文件第6页 
UC1871  
UC2871  
UC3871  
ABSOLUTE MAXIMUM RATINGS  
Note 1: Currents are positive into, negative out of the specified ter-  
minal.  
Note 2: Consult Packaging Section of Databook for thermal  
limitations and considerations of package.  
Analog Inputs . . . . . . . . . . . . . . . . . . . . . . . . . 0.3 to +10V  
VCC, VC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +20V  
Zero Detect Input Current  
High Impedance Source . . . . . . . . . . . . . . . . . . +10mA  
Zero Detect  
Low Impedance Source. . . . . . . . . . . . . . . . . . . . . +20V  
Power Dissipation at TA = 25°C . . . . . . . . . . . . . . . . . . . 1W  
Storage Temperature . . . . . . . . . . . . . . . . -65°C to +150°C  
Lead Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 300°C  
CONNECTION DIAGRAMS  
PLCC-20 (Top View)  
Q Package  
PACKAGE PIN FUNCTION  
FUNCTION  
PIN  
Gnd  
1
B Out  
A Out  
VC  
2
3
4
DIL-18, SOIC-18 (TOP VIEW)  
J or N, DW Package  
E/A 1 Comp  
SS  
5
6
E/A 1(-)  
N/C  
7
8
CT  
9
Zero Detect  
N/C  
VREF  
E/A 2(+)  
E/A 2(-)  
E/A 2 Comp  
VCC  
Enable  
Flyback ISENSE  
D Out  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
C Out  
Unless otherwise stated, these parameters apply for TA = -55°C to +125°C for the  
UC1871; -25°C to +85°C for the UC2871; 0°C to +70°C for the UC3871; VCC = 5V,  
VC = 15V, VENABLE = 5V, CT = 1nF, Zero Det = 1V.  
ELECTRICAL CHARACTERISTICS  
PARAMETER  
Reference Section  
TEST CONDITIONS  
MIN  
TYP  
MAX UNITS  
Output Voltage  
TJ=25°C  
2.963 3.000 3.037  
V
V
Overtemp  
2.940 3.000 3.060  
Line Regulation  
Load Regulation  
VCC = 4.75V to 18V  
Io=0 to -5mA  
10  
10  
mV  
mV  
Oscillator Section  
Free Running Freq  
Max Sync Frequency  
Charge Current  
TJ=25°C  
TJ=25°C  
VCT = 1.5V  
57  
68  
78  
240  
220  
2
kHz  
kHz  
µA  
%
160  
180  
200  
200  
Voltage Stability  
Temperature Stability  
Zero Detect Threshold  
Error Amp 1 Section  
Input Voltage  
4
8
%
0.46  
0.5  
0.56  
V
VO = 2V  
1.445 1.475 1.505  
V
µA  
dB  
V
Input Bias Current  
Open Loop Gain  
-0.4  
90  
-2  
VO = 0.5 to 3V  
65  
Output High  
VEA(-) = 1.3V  
3.1  
3.5  
0.1  
-500  
20  
3.9  
0.2  
Output Low  
VEA(-) = 1.7V  
V
Output Source Current  
Output Sink Current  
Common Mode Range  
Unity Gain Bandwidth  
Maximum Source Impedance  
VEA(-) = 1.3V, Vo = 2V  
VEA(-) = 1.7V, Vo = 2V  
-350  
10  
µA  
mA  
V
0
VIN-1V  
100k  
TJ = 25°C (Note 4)  
1
MHz  
Note 5  
2

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