English
Language : 

OM1321SMM Datasheet, PDF (3/4 Pages) List of Unclassifed Manufacturers – 1.5 AMP POSITIVE ADJUSTABLE VOLTAGE REGULATOR APPROVED TO DESC DRAWING 7703402
◁
OM1321NTM, OM1321STM, OM1321NKM, OM1321SMM, OM1321NMM, OM1321N2M
ELECTRICAL CHARACTERISTICS -55°C ≤ TA ≤ 125°C, IL = 8mA (unless otherwise specified)
OM1321N2M
Parameter
Symbol
Test Conditions
Min.
Max.
Unit
Reference Voltage
VREF
VDIFF = 3.0V, TA = 25°C
1.20
1.30
VDIFF = 3.3V
•
1.20
1.30
V
VDIFF = 40V
•
1.20
1.30
VDIFF = 60V
•
1.20
1.30
Line Regulation
RLINE
3.0V ≤ VDIFF ≤ 40V, Vout = Vref, TA = 25°C
-9
9
(Note 1)
3.3V ≤ VDIFF ≤ 40V, Vout = Vref
•
-23
23
mV
40V ≤ VDIFF ≤ 60V, Vout = Vref, TA = 25°C
-5
5
40V ≤ VDIFF ≤ 60V, Vout = Vref
•
-10
10
Load Regulation
RLOAD VDIFF = 3.0V, 10mA ≤ IL ≤ 500 mA, TA = 25°C
-15
15
(Note 1)
VDIFF = 3.3V, 10mA ≤ IL ≤ 500 mA
•
-15
15
mV
VDIFF = 40V, 10mA ≤ IL ≤ 150 mA, TA = 25°C
-15
15
VDIFF = 40V, 10mA ≤ IL ≤ 100 mA
•
-15
15
VDIFF = 60V, 10mA ≤ IL ≤ 20 mA
•
-15
15
Thermal Regulation
VRTH
Vin = 14.6V, IL = 300 mA
-3.1
3.1
mV
Pd = 4.0 Watts, t = 20 ms, TA = 25°C
Ripple Rejection
RN
f = 120 Hz, Vout = Vref
•
66
dB
(Note 2)
CAdj = 10 µF, Iout = 100 mA
Adjustment Pin Current
IAdj
VDIFF = 3.0V, TA = 25°C
VDIFF = 3.3V
•
VDIFF = 40V
•
VDIFF = 60V
•
100
100
µA
100
100
Adjustment Pin
∆IAdj VDIFF = 3.0V, 10mA ≤ IL ≤ 500 mA, TA = 25°C
-5
5
Current Change
VDIFF = 3.3V, 10mA ≤ IL ≤ 500 mA
•
-5
5
VDIFF = 40V, 10mA ≤ IL ≤ 150 mA, TA = 25°C
-5
5
VDIFF = 40V, 10mA ≤ IL ≤ 100 mA
•
-5
5
µA
3.0V ≤ VDIFF ≤ 40V, TA = 25°C
-5
5
3.3V ≤ VDIFF ≤ 40V
•
-5
5
3.3V ≤ VDIFF ≤ 60V
•
-5
5
Miminum Load Current
ILmin
VDIFF = 3.0V, Vout = 1.4V (forced)
5.0
VDIFF = 3.3V, Vout = 1.4V (forced)
•
5.0
mA
VDIFF = 40V, Vout = 1.4V (forced)
•
5.0
VDIFF = 60V, Vout = 1.4V (forced)
•
7.0
Current Limit
ICL
VDIFF = 5V
•
0.5
1.65
(Note 2)
VDIFF = 40V, TA = 25°C
0.15
0.65
A
Notes: Please see previous page.
VDIFF = 60V, TA = 25°C
0.02
0.28
STANDARD APPLICATION
Vin
* Cin is required if regulator is located an
appreciable distance from power supply filter.
OM1321STM
** Co is not needed for stability, however it does
improve transient response.
Vout
=
1.25
V
(1
+
R2
R1
)+
IAd j R2
Since IAdj is controlled to less than 100 µA,
the error associated with this term is negligible
in most applications.
IAdj
Cin*
0.1 µF
Adjust
R2
Vout
R1
240Ω
Co**
1.0 µF
3.5
3.5 - 7
 ▷