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JAN137K

更新时间: 2024-01-03 15:37:28
品牌 Logo 应用领域
美高森美 - MICROSEMI 线性稳压器IC调节器电源电路输出元件
页数 文件大小 规格书
6页 318K
描述
1.5 AMP NEGATIVE ADJUSTABLE REGULATOR

JAN137K 技术参数

生命周期:Transferred包装说明:METAL CAN, TO-3, 3 PIN
Reach Compliance Code:unknown风险等级:5.71
最大差分输入-输出电压:40 V最小差分输入-输出电压:3 V
JESD-30 代码:O-MBCY-P2功能数量:1
端子数量:2工作温度TJ-Max:150 °C
工作温度TJ-Min:-55 °C最大输出电流 1:1.5 A
最大输出电压 1:37 V最小输出电压 1:1.2 V
封装主体材料:METAL封装形状:ROUND
封装形式:CYLINDRICAL认证状态:Not Qualified
调节器类型:ADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATOR筛选级别:MIL-M-38510
表面贴装:NO端子形式:PIN/PEG
端子位置:BOTTOMBase Number Matches:1

JAN137K 数据手册

 浏览型号JAN137K的Datasheet PDF文件第1页浏览型号JAN137K的Datasheet PDF文件第2页浏览型号JAN137K的Datasheet PDF文件第3页浏览型号JAN137K的Datasheet PDF文件第5页浏览型号JAN137K的Datasheet PDF文件第6页 
SG137A/SG137 SERIES  
CHARACTERISTIC CURVES  
FIGURE 2.  
FIGURE 1.  
FIGURE 3.  
INPUT/OUTPUT DIFFERENTIAL  
REFERENCE VOLTAGE VS. TEMPERATURE  
CURRENT VS. INPUT/OUTPUT DIFFERENTIAL  
VS. OUTPUT CURRENT  
FIGURE 4. *  
FIGURE 5.  
FIGURE 6.  
OUTPUT VOLTAGE DEVIATION  
VS. OUTPUT CURRENT  
INPUT/OUTPUT DIFFERENTIAL  
VS. OUTPUT CURRENT  
ADJUSTMENT CURRENT VS. TEMPERATURE  
*
The SG137A has load regulation compensation which  
makes the typical unit read close to zero. This band  
represents the typical production spread.  
APPLICATION INFORMATION  
OUTPUT VOLTAGE  
The output voltage is determined by two external resistors, R1 &  
R2(see Figure 7).  
Where: VREF =Reference Voltage, IADJ = Adjustment Pin Current.  
In most applications, the second term is small enough to be  
ignored, typically about 0.5% of VOUT. In more critical applica-  
tions, the exact formula should be used, with IADJ equal to 65µA.  
Solving for R2 yields:  
VOUT - VREF  
R2 =  
VREF  
+ IADJ  
R1  
Smaller values of R1 and R2 will reduce the influence of IADJ on the  
output voltage, but the no-load current drain on the regulator will  
be increased. Typical values for R1 are between 100and 300Ω,  
giving 12.5 mA and 4.2mA no-load current respectively. There  
is an additional consideration in selecting R1 the minimum load  
current specification of the regulator. The operating current of  
FIGURE 6  
The exact formula for the output voltage is:  
R2 + R1  
VOUT = VREF  
+ IADJ (R2)  
(
)
R1  
2/92 Rev 1.1 2/94  
Copyright 1994  
4

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