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UCC28C42DGK PDF预览

UCC28C42DGK

更新时间: 2024-01-19 18:19:56
品牌 Logo 应用领域
德州仪器 - TI 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信息通信管理
页数 文件大小 规格书
19页 295K
描述
BICMOS LOW POWER CURRENT MODE PWM CONTROLLER

UCC28C42DGK 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:DIP
包装说明:DIP, DIP8,.3针数:8
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:1.54Is Samacsys:N
其他特性:ALSO OPERATES IN CURRENT MODE模拟集成电路 - 其他类型:SWITCHING CONTROLLER
控制模式:VOLTAGE-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:18 V最小输入电压:12 V
标称输入电压:15 VJESD-30 代码:R-PDIP-T8
JESD-609代码:e4长度:9.81 mm
功能数量:1端子数量:8
最高工作温度:105 °C最低工作温度:-40 °C
最大输出电流:1 A封装主体材料:PLASTIC/EPOXY
封装代码:DIP封装等效代码:DIP8,.3
封装形状:RECTANGULAR封装形式:IN-LINE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:3.9 mm子类别:Switching Regulator or Controllers
表面贴装:NO切换器配置:BUCK-BOOST
最大切换频率:1000 kHz技术:BICMOS
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:6.35 mmBase Number Matches:1

UCC28C42DGK 数据手册

 浏览型号UCC28C42DGK的Datasheet PDF文件第1页浏览型号UCC28C42DGK的Datasheet PDF文件第2页浏览型号UCC28C42DGK的Datasheet PDF文件第3页浏览型号UCC28C42DGK的Datasheet PDF文件第5页浏览型号UCC28C42DGK的Datasheet PDF文件第6页浏览型号UCC28C42DGK的Datasheet PDF文件第7页 
ꢀ ꢁꢁꢂ ꢃ ꢁ ꢄꢅ ꢆ ꢀ ꢁ ꢁꢂ ꢃ ꢁꢄ ꢇ ꢆ ꢀꢁ ꢁꢂ ꢃ ꢁꢄ ꢂ ꢆ ꢀꢁꢁ ꢂ ꢃꢁ ꢄ ꢈ ꢆ ꢀꢁꢁ ꢂ ꢃꢁ ꢄ ꢄ ꢆ ꢀꢁꢁ ꢂ ꢃꢁ ꢄ ꢉ  
ꢀ ꢁꢁꢈ ꢃ ꢁ ꢄꢅ ꢆ ꢀ ꢁ ꢁꢈ ꢃ ꢁꢄ ꢇ ꢆ ꢀꢁ ꢁꢈ ꢃ ꢁꢄ ꢂ ꢆ ꢀꢁ ꢁꢈ ꢃ ꢁꢄ ꢈ ꢆ ꢀꢁꢁ ꢈ ꢃꢁ ꢄ ꢄ ꢆ ꢀꢁꢁ ꢈ ꢃꢁ ꢄ ꢉ  
SLUS458C − AUGUST 2001 − REVISED SEPTEMBER 2003  
electrical characteristics V  
= 15 V (See Note 1), R = 10 k, C = 3.3 nF, C  
= 0.1µF and no load  
DD  
T
T
A
VDD  
on the outputs, T = −40°C to 105°C for the UCC28C4x and T = 0°C to 70°C for the UCC38C4x,  
A
T = T (unless otherwise noted)  
A
J
PARAMETER  
Output Section  
TEST CONDITIONS  
MIN  
TYP  
MAX  
UNITS  
V
V
low (R  
pull-down)  
pull-up)  
I
I
= 200 mA  
5.5  
15  
25  
50  
40  
OUT  
DS(on)  
SINK  
high (R  
= 200 mA  
10  
25  
20  
OUT  
DS(on)  
SOURCE  
Rise tIme  
Fall time  
T
= 25°C,  
= 25°C,  
C
= 1 nF  
= 1 nF  
A
LOAD  
C
LOAD  
ns  
T
A
Undervoltage Lockout Section  
UCC38C42, UCC38C44  
UCC38C43, UCC38C45  
UCC38C40, UCC38C41  
UCC38C42, UCC38C44  
UCC38C43, UCC38C45  
UCC38C40, UCC38C41  
13.5  
14.5  
8.4  
7.0  
9
15.5  
9.0  
7.5  
10  
7.8  
6.5  
8
Start threshold  
V
7.0  
6.1  
7.6  
6.6  
8.2  
7.1  
Minimum operating voltage  
PWM Section  
UCC38C42, UCC38C43, UCC38C40, V  
UCC38C44, UCC38C45, UCC38C41, V  
< 2.4 V  
< 2.4 V  
94%  
47%  
96%  
48%  
FB  
Maximum duty cycle  
FB  
Minimum duty cycle  
V
FB  
> 2.6 V  
0%  
Current Supply Section  
Start-up current (I  
)
V
V
= Undervoltage lockout start threshold (−0.5 V)  
50  
100  
3.0  
µA  
START-UP  
DD  
Operating supply current (I  
)
= V  
CS  
= 0 V  
2.3  
mA  
DD  
FB  
NOTE 1: Adjust V  
DD  
above the start threshold before setting at 15 V.  
PDIP (P) or SOIC (D) PACKAGE  
(TOP VIEW)  
MSOP (DGK) PACKAGE  
(TOP VIEW)  
COMP  
FB  
VREF  
VDD  
OUT  
GND  
8
7
6
5
1
2
3
4
COMP  
FB  
VREF  
VDD  
OUT  
GND  
1
2
3
4
8
7
6
5
CS  
CS  
RT/CT  
RT/CT  
4
www.ti.com  

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