Datasheet

OKY-T/3-W5 PERFORMANCE DATA (Vout = 1.8V)
OKY-T/3-W5 Effi ciency vs. Line Voltage and Load Current @ 25°C (VOUT = 1.8V)
0
20
40
60
80
100
0 0.5 1 1.5 2 2.5 3 3.5
VIN = 5.5V
V
IN = 5V
V
IN = 2.4V
Efficiency (%)
Load Current (Amps)
OKY-T/3-W5 Maximum Current Temperature Derating at Sea Level
(VIN = 3.3 to 5V, VOUT = 0.75 to 3.3V, VIN>VOUT + 0.5V)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
Natural convection
Output Current (Amps)
Ambient Temperature (ºC)
On/Off Enable Startup (Vin=5.5V, Vout=1.8V, Iout=3A, Cload=0)
Trace 4=Enable, Trace2=Vout
Step Load Transient Response (Vin=5V, Vout=1.8V, Cload=0, Iout=1.5A to 3A)
Trace 2=Vout, 100 mV/div. Trace 4=Iout, 1A/div.
Step Load Transient Response (Vin=5V, Vout=1.8V, Cload=0, Iout=3A to 1.5A)
Trace 2=Vout, 100 mV/div. Trace 4=Iout, 1A/div.
Output Ripple and Noise (Vin=5V, Vout=1.8V, Iout=3A, Cload=0, ScopeBW=100MHz)
OKY T/3, T/5-W5 Series
Adjustable Output 3 and 5-Amp DOSA-SMT PoLs
MDC_OKY-T/3,T/5-W5 Series.A12 Page 11 of 19
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