Delta Electronics Q48SP manual Electrical Characteristics Curves

ELECTRICAL CHARACTERISTICS CURVES

	94										20
	92										18
	90										16
	88										14
	86
EFFICIENCY(%)
	84									LOSS(W)	12
	82										10
	80										8
	78										6
	76										4
	74
				36V	48V		75V							36V	48V		75V
	72										2
	70										0
	2	4	6	8	10	12	14	16	18		2	4	6	8	10	12	14	16	18
				OUTPUT CURRENT(A)										OUTPUT CURRENT(A)

Figure 1: Efficiency vs. load current for minimum, nominal, and maximum input voltage at 25°C.

Figure 2: Power dissipation vs. load current for minimum, nominal, and maximum input voltage at 25°C.

Figure 3: Turn-on transient at zero load current. Top Trace:

Vout; 5V/div; Bottom Trace: ON/OFF input: 2V/div

Figure 4: Turn-on transient at load full rated current. Top Trace:

Vout: 5V/div; Bottom Trace: ON/OFF input: 2V/div

3

DS_Q48SP12017_05302008