EVAL6730 STMicroelectronics, EVAL6730 Datasheet - Page 42
![EVAL BOARD FOR L6730XX](/photos/9/30/93060/eval6730_sml.jpg)
EVAL6730
Manufacturer Part Number
EVAL6730
Description
EVAL BOARD FOR L6730XX
Manufacturer
STMicroelectronics
Type
Motor / Motion Controllers & Driversr
Datasheets
1.L6730TR.pdf
(52 pages)
2.L6730DTR.pdf
(50 pages)
3.EVAL6730.pdf
(9 pages)
4.EVAL6732.pdf
(43 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Efficiency
9
Figure 36. Demoboard efficiency 400KHz
Figure 37. Demoboard efficiency 645KHz
42/50
Efficiency
The following figures show the demoboard efficiency versus load current for different values of
input voltage and switching frequency:
95.00%
90.00%
85.00%
80.00%
75.00%
95.00%
90.00%
85.00%
80.00%
75.00%
70.00%
1
1
V
V
V
IN = 5V
IN = 5V
IN = 5V
V
IN = 5V
V
IN = 12V
V
3
3
IN = 12V
Fsw=400KHz
Fsw=645KHz
5
5
7
7
Iout (A)
Iout (A)
9
9
11
11
V
O
13
13
= 3.3V
V
O
= 3.3V
L6730C - L6730D
15
15