Series OFB / Fully Enclosed AC-DC Switchers

50 Watt Fully Enclosed
90-130 VAC or 180-260 VAC
Input-Jumper Selectable
Short Circuit Protection
Isolated Outputs


Features
  • 90-130 VAC or 180-260 VAC input 
  • Meets FCC/VDE, EMI requirements 
  • 100% burn-in testing 
  • Meets or exceeds UL-CSA requirements 
  • Hi reliability 
  • Over current protection 
  • Low noise less than 1% p-p 
  • Single-dual-triple and quad outputs 
    		•  This OFB series of fully enclosed AC-DC Switching Power Supplies are designed to offer the best of today's technical advancements. Standard features include small size, jumper selectable input voltage, meeting agency requirements, plus 100% burn in for a high-reliable, low cost answer to your circuit requirements. One to four standard outputs ease your distribution problems for computer designs or industrial applications. 

    Typical Characteristics
    Input Voltage: 90 to 130 VAC or 180-260 VAC jumper selectable
    Input Frequency: 47 to 440 Hz 
    Input Current OFB 5
    115 VAC
    0.9 A
    230 VAC
    0.5 A

    Ripple Noise: 1% p-p max. 
    Short Circuit Protection: All outputs
    Over Voltage Protection: Output one, all models
    Temperature Coefficient: ± 0.04% / º C
    Efficiency: 65% min. @ full load
    Operating Temperature: 0º C to 50º C
    Storage Temperature: -20º C to +85º C
    Line Regulation: ± 0.5% max at full load 

    		 Isolation:
    • Input to output 3000 VAC
    • input to ground 1500 VAC


    Hold-up Time: 20msec typical
    EMI Requirements: Meets requirements FCC 20780 Level B, VDE 0871 level A

    Safety Requirements:

    • Model OFB 5 certified: UL-1950, CSA-1402C, EN 609050/IEC 950
    • Model OFB 13 certified: UL-1950, CSA-1402C, IEC 950

     
    OFB 5 Series: Jumper Selectable to 50 Watts
    Notes:
    1. Dimensions shown in inch 
    2. Tolerance 0.02 maximum 
    3. Weight: 21.9 oz. (620 grams) approximately 
    Connector Data

    Output connectors mate with AMP P/N 1-480426-0 pin housing assembly or P/N 1-350211-1 pin header assembly. 

    Pin Chart OFB5   "D"
    Model
    Number     		Connector Number
    P1 P2 P3
    Pin 1 Pin 2 Pin 3 Pin 1 Pin 2 Pin 3 Pin 4 Pin 1 Pin 2 Pin 3 Pin 4
    OFB5-1S
    AC Live
    Ground
    AC Neutral
    Return
    Return
    +5V
    +5V
    N/A
    N/A
    N/A
    N/A
    OFB5-2S
    AC Live
    Ground
    AC Neutral
    Return
    Return
    +12V
    +12V
    N/A
    N/A
    N/A
    N/A
    OFB5-3S
    AC Live
    Ground
    AC Neutral
    Return
    Return
    +15V
    +15V
    N/A
    N/A
    N/A
    N/A
    OFB5-4S
    AC Live
    Ground
    AC Neutral
    Return
    Return
    +24V
    +24V
    N/A
    N/A
    N/A
    N/A
    OFB5-5D
    AC Live
    Ground
    AC Neutral
    +12V
    Common
    Common
    +5V
    +12V
    Common
    Common
    +5V
    OFB5-6M
    AC Live
    Ground
    AC Neutral
    +12V
    -5V
    Common
    +5V
    +12V
    N.C.
    Common
    +5V
    OFB5-7M
    AC Live
    Ground
    AC Neutral
    +12V
    -12V
    Common
    +5V
    +12V
    N.C.
    Common
    +5V
    OFB5-8M
    AC Live
    Ground
    AC Neutral
    +15V
    -15V
    Common
    +5V
    +15V
    N.C.
    Common
    +5V

    OFB 5-50 Watt AC-DC Switching Power Supply
    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
    OFB5-1S
    50W
    +5VDC
    2A
    10A
    1%
    -
    -
    -
    -
    -
    -
    -
    -
    D
    108.05
    OFB5-2S
    50W
    +12VDC
    0.8A
    4.2A
    1%
    -
    -
    -
    -
    -
    -
    -
    -
    D
    108.05
    OFB5-3S
    50W
    +15VDC
    0.6A
    3.5A
    1%
    -
    -
    -
    -
    -
    -
    -
    -
    D
    108.05
    OFB5-4S
    50W
    +24VDC
    0.4A
    2.2A
    1%
    -
    -
    -
    -
    -
    -
    -
    -
    D
    100.98
    OFB5-5D
    50W
    +5VDC
    0.5A
    2A
    3%
    +12VDC
    0.5A
    3.5A
    5%
    -
    -
    -
    -
    D
    111.23
    OFB5-6M
    50W
    +5VDC
    1A
    6A
    3%
    +12VDC
    0.4A
    2A
    5%
    -5VDC
    0.1A
    0.5A
    10%
    D
    116.14
    OFB5-7M
    50W
    +5VDC
    1A
    6A
    3%
    +12VDC
    0.4A
    2A
    5%
    -12VDC
    0.1A
    0.5A
    10%
    D
    116.14
    OFB5-8M
    50W
    +5VDC
    1A
    6A
    3%
    +15VDC
    0.4A
    2A
    5%
    -15VDC
    0.1A
    0.5A
    10%
    D
    116.14

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

    PICO Electronics, Inc.
    143 Sparks Ave. Pelham, NY 10803-1837
    Tel: 914-738-1400 or Fax: 914-738-8225