RD-50B Mean Well, RD-50B Datasheet - Page 2

• Manufacturer Part Number: RD-50B
• Description: Linear & Switching Power Supplies 53.6W 5V/4A 24V/1.4A
• Manufacturer: Mean Well

Specifications of RD-50B

• Product: Switching
• Commercial/medical: Commercial
• Output Power Rating: 20 W
• Input Voltage: 88 VAC to 264 VAC, 125 VDC to 373 VDC
• Number Of Outputs: 2
• Output Voltage (channel 1): 5 V
• Output Current (channel 1): 4 A
• Output Voltage (channel 2): 24 V
• Output Current (channel 2): 1.4 A
• Mounting Style: Chassis
• Output Type: DC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Mechanical Specification
Block Diagram
Derating Curve
100
I/P
FG
80
60
40
20
-25
-25
4.5
6.5
0
0
20.5
18
50W Dual Output Switching Power Supply
AMBIENT TEMPERATURE ( )
10
FILTER
1
2
3
4
5
6
7
EMI
20
30
55
99
89
87
40
74
50
RECTIFIERS
FILTER
&
60
O.L.P.
5.5
70 (VERTICAL)
SWITCHING
CONTROL
POWER
Output Derating VS Input Voltage
100
90
80
70
60
50
40
88
95
Terminal Pin No. Assignment
Pin No.
1
2
3
100
RECTIFIERS
RECTIFIERS
115
FILTER
FILTER
INPUT VOLTAGE (VAC) 60Hz
Assignment
&
&
AC/N
AC/L
FG
O.V.P.
DETECTION
120
CIRCUIT
140
Pin No.
160
4,6
5
7
R D - 5 0
180
Case No. 905B
DC OUTPUT COM
DC OUTPUT +V2
DC OUTPUT +V1
200
Assignment
File Name:RD-50-SPEC 2010-10-18
220
240
Ta=25
fosc : 60KHz
+V2
+V1
COM
Unit:mm
264
s e r i e s