参数资料
型号: IRU3034CS
厂商: International Rectifier
文件页数: 4/12页
文件大小: 0K
描述: IC CTRL/REG PWM SWITCH 8-SOIC
标准包装: 95
应用: 控制器,Intel Pentium?,II,P55C
输入电压: 12V
输出数: 1
输出电压: 2 V ~ 3.5 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
产品目录页面: 1384 (CN2011-ZH PDF)
其它名称: *IRU3034CS
IRU3034-CS
IRU3034-CS-ND
IRU3034 & (PbF)
TYPICAL APPLICATION
Pentium Core Supply Application (IRU3034 and IRU3033 Dual Layout)
Low Cost 4-Bit VID
12V
R9
C8
SS/
V 12
V 12
CS-/ CS+/
V FB2 Drv2
Gnd
U1
C6
Note: R9 can be
eliminated if dual
layout with IRU3033
is not desired.
C3
Drv
R1
V FB V HYST
R3
C5
L2
R8
R6
R7
V OUT
L1
C7
5V
C1
C2
Q2
R4
C4
R2
D1
R5A
JP1 1
R5B
3
R5C
5
R5D
7
R5E
2
4
6
8
Figure 3 - Typical application of IRU3034 in a flexible motherboard with the 4-bit VID output voltage selection. This
circuit is done using a dual layout with the IRU3033 part. The advantage of this circuit is that it uses a single jumper
that programs the output voltage in 16 steps with 0.1V steps from 2V to 3.5V, designed for Intel P55, P54, AMD K5
& K6 as well as Cyrix M1 and M2 applications.
JP1 JP1 JP1 JP1 Output
1-2
3-4
5-6
7-8 Voltage
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
1
1
1
1
1
1
0
1
2.1
2.0
0 = Jumper block is installed.
1 = Jumper block is not installed.
4
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