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LR12 데이터시트(PDF) 4 Page - Supertex, Inc

부품명 LR12
상세설명  High Input Voltage Adjustable 3-Terminal Linear Regulator
PDF  9 Pages
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제조업체  SUTEX [Supertex, Inc]
홈페이지  http://www.supertex.com
Logo SUTEX - Supertex, Inc

LR12 데이터시트(HTML) 4 Page - Supertex, Inc

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4
LR12
A081605
Typical Application Circuits
LR12
VIN = 15V
to 100V
VOUT
ADJ
VIN
R
IOUT =
1.20V
R
+
-
100nF
Figure 3: High Voltage Adjustable Constant Current Source
PWM IC
LR12
Vout1
Vout2
+
+
-
-
Vcc
VAuxiliary
VIN=15V to 100V
V
OUT
ADJ
V
IN
FB
Figure 2: SMPS Start-Up Circuit
LR12
VIN=17V to 100V
V
OUT
ADJ
V
IN
*
R1
6.04KΩ
±1%
R2
18.2KΩ
±1%
C2
100nF
C1
V
OUT =5.0V
V
OUT = 1.20V 1+
R2
R1
+ IADJ R2
Figure 1: High Input Voltage, 5.0V Output Linear Regulator
* Required for conditions where VIN is less than VOUT.



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