EVAL6730 STMicroelectronics, EVAL6730 Datasheet - Page 46

• Manufacturer Part Number: EVAL6730
• Description: EVAL BOARD FOR L6730XX
• Manufacturer: STMicroelectronics
• Type: Motor / Motion Controllers & Driversr

Specifications of EVAL6730

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: 66W
• Voltage - Output: 3.3V
• Current - Output: 20A
• Voltage - Input: 4.5 ~ 14V
• Regulator Topology: Buck
• Frequency - Switching: 400kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L6730
• Input Voltage: 8 V to 52 V
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: L6208
• Other names: 497-5501

Efficiency
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Figure 41. Demonstration board efficiency 1 MHz
Figure 42. Efficiency with 2xSTS12NH3LL+2XSTSJ100NH3LL
95.00%
90.00%
85.00%
80.00%
75.00%
70.00%
65.00%
60.00%
0.96
0.95
0.94
0.93
0.92
0.91
0.89
0.88
0.87
0.9
3
1
5
7
3
OUTPUT CURRENT (A)
Doc ID 11938 Rev 3
9
12V-->3.3V
5
Fsw=1MHz
11
13
7
Iout (A)
15
9
17
19
11
V
V
IN = 12V
IN = 5V
V
13
O = 3.3V
L6730 - L6730B
400KHz
700KHz
1MHz
15