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Pico Electronics: Series OFU Open Frame PCB AC-DC Switchers
 

Series OFU / Open Frame PCB AC-DC Switchers

30-40-65 Watt Universal Input (85-264 VAC)
No Jumper Required / Agency Approved
Isolated Short Circuit Protection


Typical Characteristics

Meets conduction limits:

  • FCC 20780 Level B
  • VDE 0871 Level A
Meets or exceeds:
  • UL1950 
  • CSA 1402C 
  • EN 60950/IEC 950
Efficiency: 65% min.@ full load
Hold-up time: 16 msec typical
Line regulation: ± 0.5% max. @ full load
Inrush current:
  • 30 Amps @ 115VAC
  • 60 Amps @ 230 VAC
Isolation:
  • 3750 VAC-input to output
  • 1250 VAC-input to ground

Electrical Characteristics

Input Voltage: 85 to 264 VAC 
Input Frequency: 47 to 440 Hz 

Input Current OFU 3 OFU 4 OFU 6
115 VAC
0.65A
0.85A
1.0A
230 VAC
0.35A
0.45A
0.6A

Over Voltage: 5.6 to 6.6 V threshold on 5V output models
Over Current: All models short circuit protected
Ripple/Noise: 1% p-p max. on all models
Temperature Coefficient: ± 0.04% / º C

Features

  • 85 to 264 VAC
  • 47 to 440 Hz
  • UL-CSA-TUV certified
  • Compact size
  • Meets FCC/VDE-EMI requirements
  • Hi reliability
  • Over voltage protection
  • Over current protection
  • 100% hi-temperature testing
  • Single, Dual, Triple Outputs 

 

This OFU series of Open Frame AC-DC Switching Power Supplies are designed to offer the best of today's technical advancements. Standard features include small size, universal input, agency approvals, plus 100% burn in. For a high-reliable, low cost answer to your circuit requirements, let PICO simplify your power needs for computer designs or industrial applications.
 
 
 

OFU3 Series: Universal AC Input to 30 watts
Notes:
  1. Dimensions shown in inch 
  2. Tolerance 0.02 maximum 
  3. Weight: 9.9 oz. (280 grams) approximately 
Connector Data

Input connector mates with Molex housing 09-50-3031 and Molex 2878 series crimp terminal. 

Output connector mates with Molex housing 09-50-3061 and Molex 2878 series crimp terminal. 

Pin Chart PCB "A"

Model
Number
DC Output Connector
Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6
OFU3-1S/2S/3S/4S
Output
#1
Output
#1
Output
#1
Return
Return
Return
OFU3-5D/6D/7D
Output
#1
Output
#1
Common
Common
N.C.
Output
#2
OFU3-8M/9M/10M/11M
Output
#1
Output
#1
Common
Common
Output
#3
Output
#2

 
 
 

OFU3-30 Watt, 85-264 VAC Input

Model
No.
Max.
Total
Power
Output 1 Output 2 Output 3 Mech. Price
(US $)
V
Output
I
Min.
I
Max.
Toler-
ance
V
Output
I
Min.
I
Max.
Toler-
ance
V
Output
I
Min.
I
Max.
Toler-
ance
OFU3-1S
25W
+5VDC
0.3A
5A
1%
-
-
-
-
-
-
-
-
A
130.31
OFU3-2S
30W
+12VDC
0.2A
2.5A
1%
-
-
-
-
-
-
-
-
A
130.31
OFU3-3S
30W
+15VDC
0.1A
2A
1%
-
-
-
-
-
-
-
-
A
130.31
OFU3-4S
30W
+24VDC
0.1A
1.3A
1%
-
-
-
-
-
-
-
-
A
130.31
OFU3-5D
30W
+5VDC
0.3A
3A
3%
+12VDC
0.3A
1.5A
5%
-
-
-
-
A
133.27
OFU3-6D
30W
+5VDC
0.3A
3A
3%
+15VDC
0.2A
1.5A
5%
-
-
-
-
A
133.27
OFU3-7D
30W
+5VDC
0.3A
3A
3%
+24VDC
0.1A
1A
5%
-
-
-
-
A
133.27
OFU3-8M
30W
+5VDC
0.3A
3A
3%
+12VDC
0.3A
1.5A
5%
-5VDC
0.05A
0.2A
10%
A
138.70
OFU3-9M
30W
+5VDC
0.3A
3A
3%
+12VDC
0.3A
1.5A
5%
-12VDC
0.05A
0.2A
10%
A
138.70
OFU3-10M
30W
+5VDC
0.3A
3A
3%
+15VDC
0.2A
1.5A
5%
-15VDC
0.05A
0.2A
10%
A
138.70
OFU3-11M
30W
+5VDC
0.3A
3A
3%
+15VDC
0.2A
1.5A
5%
-12VDC
0.05A
0.2A
10%
A
138.70

 
 
 
OFU4 Series: Universal AC Input to 40 watts
Notes:
  1. Dimensions shown in inch 
  2. Tolerance 0.02 maximum 
  3. Weight: 10.6 oz. (300 grams) approximately 
Connector Data

Input connector mates with Molex housing 09-50-3031 and Molex 2878 series crimp terminal. 

Output connector mates with Molex housing 09-50-3061 and Molex 2878 series crimp terminal. 

Pin Chart PCB "B"

Model Number DC Output Connector
Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6
OFU4-1S/2S/3S/4S Output #1 Output #1 Output #1 Return Return Return
OFU4-5D/6D/7D Output #2 Output #1 Output #1 Common Common N.C.
OFU4-8M/9M/10M/11M/12M Output #2 Output #1 Output #1 Common Common Output #3

OFU4 40 Watt, 85-264 VAC Input

Model
No.
Max.
Total
Power
Output 1 Output 2 Output 3 Mech.
Drawing
Price
(US $)
V
Output
I
Min.
I
Max.
Toler-
ance
V
Output
I
Min.
I
Max.
Toler-
ance
V
Output
I
Min.
I
Max.
Toler-
ance
OFU4-1S
30W
+5VDC
0.5A
6A
1%
-
-
-
-
-
-
-
-
B
146.60
OFU4-2S
40W
+12VDC
0.2A
3.5A
1%
-
-
-
-
-
-
-
-
B
146.60
OFU4-3S
40W
+15VDC
0.2A
3A
1%
-
-
-
-
-
-
-
-
B
146.60
OFU4-4S
40W
+24VDC
0.1A
2A
1%
-
-
-
-
-
-
-
-
B
146.60
OFU4-5D
40W
+5VDC
0.5A
3A
3%
+12VDC
0.2A
2A
5%
-
-
-
-
B
149.56
OFU4-6D
40W
+5VDC
0.5A
3A
3%
+15VDC
0.2A
2A
5%
-
-
-
-
B
149.56
OFU4-7D
40W
+5VDC
0.5A
3A
3%
+24VDC
0.1A
1A
5%
-
-
-
-
B
149.56
OFU4-8M
40W
+5VDC
0.5A
3A
3%
+12VDC
0.2A
2A
5%
-5VDC
0.05A
0.3A
10%
B
152.03
OFU4-9M
40W
+5VDC
0.5A
3A
3%
+12VDC
0.2A
2A
5%
-12VDC
0.05A
0.3A
10%
B
152.03
OFU4-10M
40W
+5VDC
0.5A
3A
3%
+15VDC
0.2A
2A
5%
-15VDC
0.05A
0.3A
10%
B
152.03
OFU4-11M
40W
+5VDC
0.5A
3A
3%
+15VDC
0.2A
2A
5%
-12VDC
0.05A
0.3A
10%
B
152.03
OFU4-12M
40W
+5VDC
0.5A
3A
3%
+24VDC
0.1A
1A
5%
-12VDC
0.05A
0.3A
10%
B
152.03
OFU6 Series: Universal Input to 65 Watts
Notes:
  1. Dimensions shown in inch 
  2. Tolerance 0.02 maximum 
  3. Weight: 13.4 oz. (380 grams) approximately 
Connector Data

Input connector mates with Molex housing 09-50-3031 and Molex 2878 series crimp terminal. 

Output connector mates with Molex housing 09-50-3081 and Molex 2878 series crimp terminal. 

Pin Chart PCB "C"

Model Number DC Output Connector
Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8
OFU6-1S/2S/3S/4S
Output #1
Output #1
Output #1
Output #1
Return
Return
Return
Return
OFU6-5D/6D/7D
Output #1
Output #1
Common
Common
Output #2
Output #2
N.C.
N.C.
OFU6-8M/9M/10M/11M/12M
Output #1
Output #1
Common
Common
Output #2
Output #2
Output #3
N.C.

OFU6-65 Watt, 85-264 VAC Input

Model
No.
Max.
Total
Power
Output 1 Output 2 Output 3 Mech.
Drawing
Price
(US $)
V
Output
I
Min.
I
Max.
Toler-
ance
V
Output
I
Min.
I
Max.
Toler-
ance
V
Output
I
Min.
I
Max.
Toler-
ance
OFU6-1S
50W
+5VDC
1A
10A
1%
-
-
-
-
-
-
-
-
C
168.32
OFU6-2S
65W
+12VDC
0.5A
5.5A
1%
-
-
-
-
-
-
-
-
C
168.32
OFU6-3S
65W
+15VDC
0.4A
4.5A
1%
-
-
-
-
-
-
-
-
C
168.32
OFU6-4S
65W
+24VDC
0.3A
3A
1%
-
-
-
-
-
-
-
-
C
168.32
OFU6-5D
65W
+5VDC
1A
6A
3%
+12VDC
0.5A
3A
5%
-
-
-
-
C
171.28
OFU6-6D
65W
+5VDC
1A
6A
3%
+15VDC
0.4A
3A
5%
-
-
-
-
C
171.28
OFU6-7D
65W
+5VDC
1A
6A
3%
+24VDC
0.3A
2A
5%
-
-
-
-
C
171.28
OFU6-8M
65W
+5VDC
1A
6A
3%
+12VDC
0.5A
3A
5%
-5VDC
0.1A
0.5A
10%
C
176.71
OFU6-9M
65W
+5VDC
1A
6A
3%
+12VDC
0.5A
3A
5%
-12VDC
0.1A
0.5A
10%
C
176.71
OFU6-10M
65W
+5VDC
1A
6A
3%
+15VDC
0.4A
3A
5%
-15VDC
0.1A
0.5A
10%
C
176.71
OFU6-11M
65W
+5VDC
1A
6A
3%
+15VDC
0.4A
3A
5%
-12VDC
0.1A
0.5A
10%
C
176.71
OFU6-12M
65W
+5VDC
1A
6A
3%
+24VDC
0.3A
2A
5%
-12VDC
0.1A
0.5A
10%
C
176.71


For immediate engineering assistance or to place an order: Call Toll Free: 800-431-1064

PICO Electronics, Inc.

143 Sparks Ave. Pelham, NY 10803-1810
Tel: 914-738-1400 or Fax: 914-738-8225