파트넘버.co.kr RT9164A 데이터시트 PDF


RT9164A 반도체 회로 부품 판매점

1A Fixed and Adjustable Low Dropout Positive Voltage Regulators



Richtek 로고
Richtek
RT9164A 데이터시트, 핀배열, 회로
RT9164A
1A Fixed and Adjustable Low Dropout Positive Voltage
Regulators
General Description
The RT9164A series of high performance positive voltage
Features
regulators is designed for applications requiring low dropout z Low Dropout Performance, 1.4V Max
performance at fully rated current.Additionally, the RT9164A z Full Current Rating Over Line and Temperature
series provides excellent regulation over variations in line
and load. Outstanding features include low dropout
z Fast Transient Response
z ±2% Output Voltage Accuracy
performance at rated current, fast transient response, z 1.5V, 1.8V, 2.5V, 2.85V, 3.0V, 3.3V, and 3.5V Fixed
internal current-limiting, and thermal-shutdown protection
Adjustable Output Voltage
of the output device. The RT9164A series of three terminal z SOT-223, TO-252, and TO-263 Packages
regulators offers fixed and adjustable voltage options z RoHS Compliant and 100% Lead (Pb)-Free
available in space-saving SOT-223, TO-252, and TO-263
packages.
Applications
z Active SCSI Termination
Ordering Information
z Low Voltage Microcontrollers
RT9164A-
z Switching Power Supply Post-Regulator
Package Type
G : SOT-223
L: TO-252
LR : TO-252 (R-Type)
Pin ConFigurations
(TOP VIEW)
M : TO-263
Lead Plating System
3 VIN
P : Pb Free
G : Green (Halogen Free and Pb Free)
2 VOUT (TAB)
Note :
Output Voltage
Default : Adjustable
15 : 1.5V
18 : 1.8V
25 : 2.5V
28 : 2.85V
30 : 3.0V
33 : 3.3V
35 : 3.5V
1 ADJ/GND
SOT-223
3 VIN
2 VOUT (TAB)
1 ADJ/GND
TO-252
Richtek products are :
3 VOUT
` 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.
2 ADJ/GND (TAB)
1 VIN
Marking Information
TO-252 (R-Type)
For marking information, contact our sales representative
directly or through a Richtek distributor located in your
area.
3 VIN
2 VOUT (TAB)
1 ADJ/GND
TO-263
DS9164A-15 April 2011
www.richtek.com
1
http://www.Datasheet4U.com


RT9164A 데이터시트, 핀배열, 회로
RT9164A
Typical Application Circuit
VIN = 5V
CIN
10uF
RT9164A
VIN VOUT
ADJ
VREF
IADJ
R1
133
1%
R2
232
1%
VOUT = 3.45V
COUT
10uF
Tantalum
VOUT = VREF(1+RR12 )+IADJ R2
(1) CIN needed if device is far from filter capacitors.
(2) COUT required for stability.
Figure 1. Adjustable Voltage Regulator
VIN = 5V
CIN
10uF
RT9164A-33
VIN VOUT
GND
IQ
VOUT
3.3V
COUT
10uF
Tantalum
(1) CIN needed if device is far from filter capacitors.
(2) COUT required for stability.
Figure 2. Fixed Voltage Regulator
VIN = 5V
RT9164A-28
VIN VOUT
GND
CIN
10uF
IQ
COUT
22uF
Figure 3. Active SCSI Bus Terminator
18 - 27 Lines
www.richtek.com
2
DS9164A-15 April 2011
http://www.Datasheet4U.com




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RT9164

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RT9164A

1A Fixed and Adjustable Low Dropout Positive Voltage Regulators - Richtek