DRH-120_11 Datasheet, PDF (2/2 Pages) Mean Well Enterprises Co., Ltd. – 120W Single Output Industrial DIN RAIL Power Supply

120W Single Output Industrial DIN RAIL Power Supply
Mechanical Specification
DR-120 series
Case No. 921A Unit:mm
ADMISSIBLE DIN-RAIL: TS35/7.5 OR TS35/15
Block Diagram
EMI
I/P
FILTER
FG
Derating Curve
230
115
RECTIFIERS
&
FILTER
O.L.P.
O.T.P.
TB1
1
2
3
125.2
TB2
1
2
3
4
LED
+V ADJ.
Terminal Pin No. Assignment (TB1)
Pin No. Assignment
1 FG
2 AC/N
3 AC/L
Terminal Pin No. Assignment (TB2)
Pin No. Assignment
1,2 DC OUTPUT +V
3,4 DC OUTPUT -V
fosc : 55KHz
POWER
RECTIFIERS
+V
SWITCHING
&
FILTER
-V
PWM
CONTROL
DETECTION
CIRCUIT
O.V.P.
Static Characteristics (24V)
100
48V
80
60
12V,24V
40
20
-10
0
10
20
30
45
50
60 (VERTICAL)
AMBIENT TEMPERATURE ( )
32
350
28
300
24
250
20
200
16
150
12
100
8
80
80 85 90 95 100 105 110 115 120 125 132
160 170 180 190 200 210 220 230 240 250 264
INPUT VOLTAGE (V) 60Hz
File Name:DR-120-SPEC 2011-06-17