ADP1828LC-EVALZ Analog Devices Inc, ADP1828LC-EVALZ Datasheet - Page 12

• Manufacturer Part Number: ADP1828LC-EVALZ
• Description: BOARD EVALUATION ADP1828LC
• Manufacturer: Analog Devices Inc

Specifications of ADP1828LC-EVALZ

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.8V
• Current - Output: 5A
• Voltage - Input: 5.5 ~ 13.2V
• Regulator Topology: Buck
• Frequency - Switching: 600kHz
• Board Type: Fully Populated
• Utilized Ic / Part: ADP1828
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

ADP1828
–0.5
–1.0
–1.5
–2.0
1
2
3
2.0
1.5
1.0
0.5
6
5
4
3
2
1
0
0
–50
CH1 10.0V
CH3
Figure 19. Input and Output Ripple of Figure 1, 22 A Load
2
50.0mV
–25
Figure 18. Supply Current vs. Input Voltage
5
Figure 17. Δ f
OUTPUT RIPPLE
B W
INPUT RIPPLE
B W
CH2 5.00V
0
SW
8
TEMPERATURE (°C)
25
OSC
V
V
f
REFERENCE POINT IS AT 25°C
IN
T
B W
11
OSC
vs. Temperature
IN
50
(V)
M 1.00µs
= 3V TO 18V
= 300kHz OR 600kHz
75
14
A CH1
100
T
A
= 25°C
17
125
6.40V
20
150
Rev. C | Page 12 of 36
Figure 20. Load Transient Response of Figure 1, 5 A to 20 A, V
Figure 22. Load Transient Response of Figure 55, 1 A to 5 A, V
3
1
4
1
2
3
2
4
CH3
CH1
CH1 10.0V
CH3 10.0mV
Figure 21. Input and Output Ripple of Figure 55, 4 A Load
100mV
100mV
STEP LOAD (5A TO 20A)
V
B W
CH2
INPUT VOLTAGE (AC-COUPLED)
B W
OUT
B W
CH2 200mV
CH4 5.00A Ω
CH4 5.00A Ω
OUTPUT (AC-COUPLED)
STEP LOAD (1A TO 5A)
50.0mV
(AC-COUPLED)
T
OUTPUT RIPPLE
B W
T
T
INPUT RIPPLE
B W
M 200µs
M 1.00µs
M 200µs
SW
A CH4
A CH4
A CH1
4.20A
8.20A
5.80V
IN
IN
= 12 V
= 12 V