RT9183-12GG Richtek USA Inc, RT9183-12GG Datasheet - Page 3
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RT9183-12GG
Manufacturer Part Number
RT9183-12GG
Description
IC REG LDO 1.2V 1.5A SOT223
Manufacturer
Richtek USA Inc
Datasheet
1.RT9183-12GG.pdf
(17 pages)
Specifications of RT9183-12GG
Regulator Topology
Positive Fixed
Voltage - Output
1.2V
Voltage - Input
2.3 V ~ 5.5 V
Voltage - Dropout (typical)
0.33V @ 1.5A
Number Of Regulators
1
Current - Output
1.5A (Max)
Current - Limit (min)
2A
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-261-4, TO-261AA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
RT9183-12GG
Manufacturer:
WOIFSON
Quantity:
20 000
Company:
Part Number:
RT9183-12GGF
Manufacturer:
LITTLEFUSE
Quantity:
130
Function Block Diagram
DS9183-16 February 2011
Functional Pin Description
Pin Name
EN
VIN
GND
VOUT
ADJ
Chip Enable Control Input.
Note that the device will be in the unstable state if the pin is not connected.
Supply Input.
Common Ground.
Regulator Output.
The output voltage is set by the internal feedback resistors when this pin
grounded. If external feedback resistors are applied, the output voltage will be :
Figure 3. Fixed Operation with SOP-8 and TO-263-5 packages
VIN
EN
Enable
0.1µF
V
Reference
Shutdown
V
C
OUT
IN
Logic
0.8V
= 0.8 × (1 +
C
10µF
IN
Pin Function
(SOP-8 & TO-263-5)
VIN
EN
-
+
Output Mode
Amplifier
Comparator
Error
RT9183
R
R
GND ADJ
Current Limit
2
1
) Volts
Sensor
VOUT
-
+
Shutdown
Thermal
+
-
100mV
C
10µF
OUT
V
OUT
VOUT
ADJ
GND
RT9183
www.richtek.com
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