Typical Performance Characteristics - Analog Devices ADP2442-EVALZ User Manual

UG-456

TYPICAL PERFORMANCE CHARACTERISTICS

100
V = 12V
IN
V = 24V
90
IN
V = 36V
IN
80
70
60
50
40
30
20
10
0
0.01
Figure 4. Efficiency vs. Load Current, V
100
V = 12V
IN
V = 24V
90
IN
V = 36V
IN
80
70
60
50
40
30
20
10
0
0.01
Figure 5. Efficiency vs. Load Current, V
5.040
V = 12V
IN
5.035 V = 24V
IN
V = 36V
IN
5.030
5.025
5.020
5.015
5.010
5.005
5.000
4.995
4.990
4.985
4.980
0 0.2 0.4
Figure 6. Load Regulation, V
0.1 1
LOAD (A)
= 5 V, f = 500 kHz, Pulse Skip Mode
OUT SW
0.1 1
LOAD (A)
= 5 V, f = 500 kHz, PWM Mode
OUT SW
0.6 0.8 1.0 1.2
LOAD (A)
= 5 V, f = 500 kHz
OUT SW
5.06
NO LOAD
LOAD 1A
5.05
5.04
5.03
5.02
5.01
5.00
4.99
4.98
4.97
7
Figure 7. Line Regulation, V
1
4
2
CH1 100mV
Figure 8. Pulse Skip Mode Waveforms, V
1
4
2
CH1 50mV
Figure 9. PWM Waveform, V
Rev. 0 | Page 6 of 12
Evaluation Board User Guide
12 17 22 27 32
V (V)
IN
= 5 V, f
OUT SW
V
OUT
INDUCTOR CURRENT
SW SW
B
CH2 10V M20µs A CH4
W
500mA Ω
CH4 T 46.8%
= 24 V, V
IN OUT
No Load, SYNC/MODE: AGND
V
OUT
INDUCTOR CURRENT
SW SW
B
CH2 10V M2µs
W
CH4 500mA Ω
T 46.8%
= 24 V, V = 5 V, f
IN OUT SW
37 42
= 500 kHz
150mA
= 5 V, f = 500 kHz,
SW
A CH2 7.6V
= 500 kHz, Load = 1 A