S15-48-12 BTCPOWER [Broadband TelCom Power, Inc.], S15-48-12 Datasheet - Page 11

• Manufacturer Part Number: S15-48-12
• Description: 48Vin 12Vout 1.25A
• Manufacturer: BTCPOWER [Broadband TelCom Power, Inc.]

Technical Specification
S15-48-12
Dynamic Response Waveform
Fig 12. Dynamic response of load step at Vin=48v, Ch1:
output voltage change(100mv/div), Ch2: output current step
of 50%-75%-50% (0.5A/div). Current slew rate:0.1A/ s,
Co=10 F tantalum capacitor + 1 F Ceramic capacitor, time
scale: 1ms/div
Output Ripples and Noise Waveform
Fig13. Output voltage Ripple & Noise at Vin=48v, Iout=1.25A
Co=10 F tantalum capacitor + 1 F Ceramic capacitor, ch1:
20mV/div, time scale: 1 s/div.
Tel.: [phone] • Fax: [phone] • www.btcpower.com • Email: [e-mail] PS S15-48-12 Rev4.2 21-1-05
Broadband TelCom Power, Inc. –
1719 S. Grand Avenue, Santa Ana, CA 92705 U.S.A.
48Vin 12Vout 1.25A
Thermal De-Rating Curve
Fig 14. Maximum output current vs. temperature. Both the
input and output voltages are nominal.
Over Current Protection Curve
Fig 15. Output voltage vs current showing current limit point
and converter shut down point
2
1
0
50
55
Ambient Temperature(°C)
0LFM
100FM(0.5m/s)
200LFM(1m/s)
60
BTCPower
BTCPower
65
70
P 11 of 12
75
T M
80