UDT020A0X3-SRZ Lineage Power, UDT020A0X3-SRZ Datasheet - Page 9

• Manufacturer Part Number: UDT020A0X3-SRZ
• Description: DC/DC Converters & Regulators 3-14.4Vin .6-5.5Vout 20A Neg SMT Digital
• Manufacturer: Lineage Power

Specifications of UDT020A0X3-SRZ

• Product: Non-Isolated / POL
• Input Voltage Range: 3 VDC to 14.4 VDC
• Input Voltage (nominal): 12 V
• Output Voltage (channel 1): 0.6 VDC to 5.5 VDC
• Output Current (channel 1): 20 A
• Output Voltage: 0.6 VDC to 5.5 VDC
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Preliminary Data Sheet
May 10, 2011
Characteristic Curves
The following figures provide typical characteristics for the 20A Digital Micro DLynx
Figure 13. Converter Efficiency versus Output Current.
Figure 15. Typical output ripple and noise (C
ceramic, V
Figure 17. Typical Start-up Using On/Off Voltage (I
I
LINEAGE
o,max
).
95
90
85
80
75
70
0
POWER
IN
= 12V, I
Vin=3.3V
OUTPUT CURRENT, I
o
5
Vin=12V
= I
o,max,
TIME, t (2ms/div)
TIME, t (1μs/div)
).
10
3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current
20A Digital Micro DLynx
O
(A)
15
O
=2X47μF
Vin=14V
o
=
20
Figure 14. Derating Output Current versus Ambient
Temperature and Airflow.
Figure 16. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout= 2x47uF
+3x330uF, CTune=5600pF & RTune=220 ohms
Figure 18. Typical Start-up Using Input Voltage (V
12V, I
TM
o
: Non-isolated DC-DC Power Modules
22
18
14
10
6
2
= I
55
o,max
).
AMBIENT TEMPERATURE, T
65
TM
(100LFM)
0.5m/s
at 1.8Vo and 25
TIME, t (20μs /div)
TIME, t (2ms/div)
75
NC
(300LFM)
1.5m/s
(200LFM)
(400LFM)
1m/s
2m/s
85
o
C.
A
O
95
C
9
IN
105
=