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5962P8670409VYC PDF预览

5962P8670409VYC

更新时间: 2024-01-09 08:53:44
品牌 Logo 应用领域
德州仪器 - TI 开关控制器开关式稳压器开关式控制器电源电路开关式稳压器或控制器
页数 文件大小 规格书
11页 659K
描述
耐辐射 QMLV、增强型 30V 输入、1A 500kHz PWM 控制器、100% 占空比 | HKU | 10 | -55 to 125

5962P8670409VYC 技术参数

是否Rohs认证: 不符合生命周期:Active
包装说明:HDFP,Reach Compliance Code:not_compliant
Factory Lead Time:26 weeks风险等级:5.75
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:12 V标称输入电压:15 V
JESD-30 代码:R-CDFP-F10长度:7.025 mm
功能数量:1端子数量:10
最高工作温度:125 °C最低工作温度:-55 °C
最大输出电流:1 A标称输出电压:5 V
封装主体材料:CERAMIC, METAL-SEALED COFIRED封装代码:HDFP
封装形状:RECTANGULAR封装形式:FLATPACK, HEAT SINK/SLUG
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
筛选级别:MIL-PRF-38535 Class V座面最大高度:2.59 mm
表面贴装:YES切换器配置:PUSH-PULL
温度等级:MILITARY端子形式:FLAT
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总剂量:30k Rad(Si) V
宽度:6.865 mmBase Number Matches:1

5962P8670409VYC 数据手册

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application  
INFO  
UC1842A/3A/4A/5A  
UC2842A/3A/4A/5A  
UC3842A/3A/4A/5A  
available  
Current Mode PWM Controller  
FEATURES  
DESCRIPTION  
Optimized for Off-line and DC to DC  
The UC1842A/3A/4A/5A family of control ICs is a pin for pin compati-  
ble improved version of the UC3842/3/4/5 family. Providing the nec-  
essary features to control current mode switched mode power  
supplies, this family has the following improved features. Start up cur-  
rent is guaranteed to be less than 0.5mA. Oscillator discharge is  
trimmed to 8.3mA. During under voltage lockout, the output stage  
can sink at least 10mA at less than 1.2V for VCC over 5V.  
Converters  
Low Start Up Current (<0.5mA)  
Trimmed Oscillator Discharge Current  
Automatic Feed Forward Compensation  
Pulse-by-Pulse Current Limiting  
Enhanced Load Response Characteristics  
Under-Voltage Lockout With Hysteresis  
Double Pulse Suppression  
The difference between members of this family are shown in the table  
below.  
Maximum Duty  
Part #  
UVLO On  
UVLO Off  
Cycle  
<100%  
<100%  
<50%  
High Current Totem Pole Output  
Internally Trimmed Bandgap Reference  
500kHz Operation  
UC1842A  
UC1843A  
UC1844A  
UC1845A  
16.0V  
8.5V  
10.0V  
7.9V  
16.0V  
8.5V  
10.0V  
7.9V  
<50%  
Low RO Error Amp  
BLOCK DIAGRAM  
A/B  
Note 1:  
A = DIL-8 Pin Number. B = SO-14 Pin Number.  
Note 2: Toggle flip flop used only in 1844A and 1845A.  
SLUS224A - SEPTEMBER 1994 - REVISED APRIL 2002  

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