EVAL5973D STMicroelectronics, EVAL5973D Datasheet - Page 8

• Manufacturer Part Number: EVAL5973D
• Description: EVAL BOARD FOR L5973 SERIES
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of EVAL5973D

• Design Resources: EVAL5973D/L5973D Gerber Files
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.235 ~ 35V
• Current - Output: 2.5A
• Voltage - Input: 4.4 ~ 36V
• Regulator Topology: Buck
• Frequency - Switching: 250kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L5973
• Input Voltage: 4.4 V to 36 V
• Output Voltage: 1.2 V to 35 V
• Board Size: 23 mm x 20 mm
• Product: Power Management Modules
• Dimensions: 23 mm x 20 mm
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: L5973D
• Other names: 497-4134

Typical characteristics
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Figure 8.
Figure 10. Efficiency vs output current
Tj(°C)
120
110
100
90
80
70
60
50
40
30
20
95
93
91
89
87
85
83
81
79
77
75
73
71
69
67
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6
0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3
Vin=5V
Tamb=25°C
Vin=5V
Vo=1.8V
Junction temperature vs
output current
Vo=2.5V
Vo=3.3V
Io(A)
Io (A)
Vo=3.3V
Vo=1.8V
Vo=2.5V
Figure 9.
Figure 11. Efficiency vs output current
Tj (°C)
120
110
100
90
80
70
60
50
40
30
20
91
89
87
85
83
81
79
77
75
73
71
69
67
65
0.2 0.4 0.6 0.8
0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3
Vin=12V
Tamb=25°C
Vin=12V
Junction temperature vs
output current
Vo=2.5V
Vo=3.3V
1
Vo=5V
1.2 1.4 1.6 1.8
Io (A)
Io (A)
2
Vo=5V
2.2 2.4 2.6
Vo=2.5V
L5973D
Vo=3.3V