www.make-ps.com
E-mail:info@make-ps.com
Parallel Lines Measure
Copper sheet
Fuse
C1
Connect
Oscillograph Probe
C2
Load
2
25.4mm
25.4mm
Typical Applications PPM-Series
External Typical Value
PPMxx-x-xxELF (single Output)
Partnumber
C1
330
330
120
120
68
Partnumber
C1
680
680
470
220
220
68
Fuse
NTC
C1 C2 Tvs1 RL
PPM05-A-3.3E
PPM05-A-05E
PPM05-A-09E
PPM05-A-12E
PPM05-A-15E
PPM05-A-24E
PPM15-C-3.3E
PPM15-C-05E
PPM15-C-09E
PPM15-C-12E
PPM15-C-15E
PPM15-C-24E
PPM15-C-48E
L
L
+Vo
-Vo
N
N
FG
FG
68
Remarks
33
1.Output filtering capacitor C5, C3 and C1 are
electrolytic capacitor. It is recommended to use
high frequency and low resistance electrolytic
capacitor. For capacitance and current of the
PPM10-B-3.3E
PPM10-B-05E
PPM10-B-09E
PPM10-B-12E
PPM10-B-15E
PPM10-B-24E
470
330
120
120
120
68
PPM20-D-3.3E
PPM20-D-05E
PPM20-D-12E
PPM20-D-15E
PPM20-D-24E
330
330
220
220
220
capacitor
please
refer
to
suppliers’
specifications. Voltage derating of capacitor
should be 80% or above.C2, C4 and C6
eliminate high frequency noise. TVS is a
recommended component to protect post-
circuits (when converter fails).
PPM25-D-12E
PPM25-D-15E
PPM25-D-24E
PPM25-D-48E
330
330
120
68
2. External input NTC is recommended to use
5D-9 (Only PPM10 model and PPM15 model)
TRIM (only PPM20/25-D-xxE
3.3V 5V
12V 15V 24V 48V
3.83 7.5 8.66 1.2
R1(Kꢀ)
R2(Kꢀ) 1.2
R3(Kꢀ)
2
3.3
3.3
1
1
1.5
1
1
22
1
1
1
1.2
2.5
Vref(V) 1.24 2.5
Vot(V)
2.5
2.5
2.5
Output voltage of Trim, variation ≤ 10%
Note: Value for R1, R2, R3, and Vref refer to the following table.
: Resistance of Trim
a: User-defined parameter, no actual meanings.
RT
4/4
MAKE-PS [ MAKE-PS ]
