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RT9403D の電気的特性と機能

RT9403DのメーカーはRichtek Technologyです、この部品の機能は「High Precision Reference Voltage Generator」です。


製品の詳細 ( Datasheet PDF )

部品番号 RT9403D
部品説明 High Precision Reference Voltage Generator
メーカ Richtek Technology
ロゴ Richtek Technology ロゴ 




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RT9403D Datasheet, RT9403D PDF,ピン配置, 機能
RT9403D/E/F/G
I2C Programmable High Precision Reference Voltage Generator
General Description
The RT9403D/E/F/G is a high precision reference voltage
generating console consisting of three I2C programmable
DACs. Each DAC output voltage is controlled by 7 digital
bits that are programmed by the I2C interface. The
RT9403D/E/F/G features adjustable output slew rate, low
switching glitch and adequate driving capability. The
RT9403D/E/F/G is available in SOT-23-8 package.
Ordering Information
RT9403D/E/F/G
Package Type
V8 : SOT-23-8
Lead Plating System
G : Green
(Halogen Free and Pb Free)
Address Bit [A1,A0]
D : [0,0]
E : [0,1]
F : [1,0]
G : [1,1]
Note :
Richtek products are :
` RoHS compliant and compatible with the current require-
ments of IPC/JEDEC J-STD-020.
` Suitable for use in SnPb or Pb-free soldering processes.
Pin Configurations
(TOP VIEW)
Features
z 5V Supply Voltage
z Provide 3 Precise Voltage DACs
z I2C Programmable 128-Steps Output Voltage
z Output Range and Resolution
` DAC1 & DAC2 : 0.6V to 2.1875V, 12.5mV/Step
` DAC3 : 1.2V to 3.375V, 12.5mV (or 25mV)/Step for
Different Segments
z High Output Accuracy Up to 1% (VOUT 1V)
z Low External Component Count
z Small Footprint SOT-23-8 Package
z RoHS Compliant and Halogen Free
Applications
z Power Supply Adjustment for Motherboard and Graphic
Card
z Low Voltage, High Accuracy Reference Voltage Circuit
Marking Information
RT9403DGV8
07=DNN
07= : Product Code
DNN : Date Code
RT9403EGV8
08=DNN
08= : Product Code
DNN : Date Code
87 6 5
2 34
SOT-23-8
RT9403FGV8
11=DNN
11= : Product Code
DNN : Date Code
RT9403GGV8
10=DNN
10= : Product Code
DNN : Date Code
DS9403D/E/F/G-00 September 2011
www.richtek.com
1

1 Page





RT9403D pdf, ピン配列
SVID6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
SVID5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
RT9403D/E/F/G
SVID4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
Table 1. DAC1/DAC2 Serial Code Table
SVID3
S VID 2
SVID1
SVI D0
00 0 0
00 0 1
00 1 0
00 1 1
01 0 0
01 0 1
01 1 0
01 1 1
10 0 0
10 0 1
10 1 0
10 1 1
11 0 0
11 0 1
11 1 0
11 1 1
00 0 0
00 0 1
00 1 0
00 1 1
01 0 0
01 0 1
01 1 0
01 1 1
10 0 0
10 0 1
10 1 0
10 1 1
11 0 0
11 0 1
11 1 0
11 1 1
00 0 0
00 0 1
00 1 0
00 1 1
01 0 0
01 0 1
01 1 0
01 1 1
Output Voltage ( V )
2.1 875
2.1 750
2.1 625
2.1 500
2.1 375
2.1 250
2 .112 5
2.1 000
2.0 875
2.0 750
2.0 625
2.0 500
2.0 375
2.0 250
2.0 125
2.0 000
1.9 875
1.9 750
1.9 625
1.9 500
1.9 375
1.9 250
1.9 125
1.9 000
1.8 875
1.8 750
1.8 625
1.8 500
1.8 375
1.8 250
1.8 125
1.8 000
1.7 875
1.7 750
1.7 625
1.7 500
1.7 375
1.7 250
1.7 125
1.7 000
To be continued
DS9403D/E/F/G-00 September 2011
www.richtek.com
3


3Pages


RT9403D 電子部品, 半導体
RT9403D/E/F/G
SVID6
1
1
1
1
1
1
1
1
SVID5
1
1
1
1
1
1
1
1
Table 1. DAC1/DAC2 Serial Code Table
SVID4
S VID 3
SVID2
S VI D1
SVID0
11 0 00
11 0 01
11 0 10
11 0 11
11 1 00
11 1 01
11 1 10
11 1 11
Note: (1) 0 : Pull Low to GND
(2) 1 : Open
Output Voltage ( V )
0.6 875
0.6 750
0.6 625
0.6 500
0.6 375
0.6 250
0.6 125
0.6 000
www.richtek.com
6
DS9403D/E/F/G-00 September 2011

6 Page



ページ 合計 : 17 ページ
 
PDF
ダウンロード
[ RT9403D データシート.PDF ]


データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。


共有リンク

Link :


部品番号部品説明メーカ
RT9403

I2C Programmable High Precision Reference Voltage Generator

Richtek Technology
Richtek Technology
RT9403A

High Precision Reference Voltage Generator

Richtek Technology
Richtek Technology
RT9403B

High Precision Reference Voltage Generator

Richtek Technology
Richtek Technology
RT9403C

High Precision Reference Voltage Generator

Richtek Technology
Richtek Technology


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