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

• Manufacturer Part Number: NET-50B
• Description: Linear & Switching Power Supplies 50W 5V/4A 12V/2A -12V/0.5A
• Manufacturer: Mean Well

Specifications of NET-50B

• Product: Switching
• Commercial/medical: Commercial
• Output Power Rating: 20 W
• Input Voltage: 85 VAC to 264 VAC, 120 VDC to 370 VDC
• Number Of Outputs: 3
• Output Voltage (channel 1): 5 V
• Output Current (channel 1): 4 A
• Output Voltage (channel 2): 12 V
• Output Current (channel 2): 2 A
• Output Voltage (channel 3): - 12 V
• Output Current (channel 3): 0.5 A
• Mounting Style: Chassis
• Output Type: DC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Mechanical Specification
Block Diagram
Derating Curve
Terminal Pin No. Assignment
Pin No.
1
2
3
4
100
80
60
40
20
-20
DC OUTPUT V3
Assignment
I/P
FG
0
AC/L
AC/N
FG
50W Triple Output Switching Power Supply
AMBIENT TEMPERATURE ( )
10
Pin No.
20
FILTER
5
6
7
EMI
30
DC OUTPUT +V2
DC OUTPUT COM
DC OUTPUT +V1
Assignment
40
RECTIFIERS
50
FILTER
&
60
O.L.P.
4.5
70
6.5
(HORIZONTAL)
+V ADJ.
SWITCHING
CONTROL
32
POWER
1
2
3
4
5
6
7
73.5
Output Derating VS Input Voltage
100
90
80
70
60
50
40
85
RECTIFIERS
RECTIFIERS
RECTIFIERS
FILTER
FILTER
FILTER
95
&
&
&
122.5
129
O.V.P.
DETECTION
120
CIRCUIT
100
77
115
INPUT VOLTAGE (VAC) 60Hz
120
140
N E T- 5 0
160
V3
+V2
+V1
COM
180
Case No. 903
200
File Name:NET-50-SPEC 2010-10-18
220
240
fosc : 60KHz
Ta=25
Unit:mm
264
s e r i e s