MIC5239-3.3YS TR Micrel Inc, MIC5239-3.3YS TR Datasheet - Page 12
![IC REG LDO 500MA 3.3V SOT-223](/photos/7/34/73458/576-sot-223-3_sml.jpg)
MIC5239-3.3YS TR
Manufacturer Part Number
MIC5239-3.3YS TR
Description
IC REG LDO 500MA 3.3V SOT-223
Manufacturer
Micrel Inc
Datasheet
1.MIC5239YM.pdf
(14 pages)
Specifications of MIC5239-3.3YS TR
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
Up to 30V
Voltage - Dropout (typical)
0.35V @ 500mA
Number Of Regulators
1
Current - Output
500mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
SOT-223 (3 leads + Tab), SC-73, TO-261
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Other names
MIC5239-3.3YSTR
MIC5239-3.3YSTR
MIC5239-3.3YSTR
Adjustable Regulator Application
Micrel
December 2007
Figure 10. Adjustable Voltage Application
12
The MIC5239YM can be adjusted from 1.24V to 20V by
using two external resistors (Figure 10). The resistors
set the output voltage based on the following equation:
Feedback resistor R2 should be no larger than 300kΩ.
Where V
V
OUT
=
V
REF
REF
= 1.23V.
⎛
⎜
⎝
1
+
R2
R1
⎞
⎟
⎠
M9999-121007
MIC5239