DRAN30 Datasheet, PDF (8/8 Pages) Chinfa Electronics Ind. Co., Ltd. – AC - DC DIN RAIL MOUNTABLE POWER SUPPLY INDUSTRIAL CONTROL EQUIPMENT

DRAN30 SERIES
PIN ASSIGNMENT
PIN NO.
Designation
1
RDY
2
+
3
+
4
-
5
-
6
7
N
8
L
Vout ADJ.
DC ON
Description
DC OK output for relay (not connect except 24V model)
Positive output terminal
Positive output terminal
Negative output terminal
Negative output terminal
Ground this terminal to minimize high-frequency emissions
Input terminals (neutral conductor, no polarity at DC input)
Input terminals (phase conductor, no polarity at DC input)
Trimmer-potentiometer for Vout adjustment
Operation indicator LED
Fig. 1 Rdy connection
RL > 700ohm
Rdy
- Vout
a ) Relay
Rdy
2.2K
0.5W
- Vout
5.1V
0.3W
b ) 5V signal
CIRCUIT SCHEMATIC
‧Block diagram for DRAN30 series
L Fuse
Line
Filter
Inrush Current
Limiter and
Rectifier
Switching
Device
N
PWM
Controller
Y
Y
Rectifier
Opto -
Isolation
Opto -
Isolation
Y
Note: 1) for 24V Model Only
Vo +
Vo -
Reference &
Error Amp.
Over Voltage
Detection
Output Level
Detection
Vout
ADJ.
DC ON
(Green LED)
1)
RDY
(Open Collector)
TYP. CURRENT LIMITED CURVE
DRAN30-24A
100
75
50
25
0
120
130
140
DERATING CURVE
100
75
0
-40
www.chinfa.com
2011.02.14
61
Temperature [ ^oC ]
230 Vac
115 Vac
150
160
170
180
190
Output Current [ % ]
TYP. EFFICIENCY CURVE
DRAN30-24A
95
90
85
80
75
70
65
60
55
230 Vac
50
115 Vac
45
40
71
10
25
50
75
100
Power out [ % ]
[e-mail]
P8