L6728AHTR STMicroelectronics, L6728AHTR Datasheet - Page 24

• Manufacturer Part Number: L6728AHTR
• Description: IC CTLR PWM SGL PHASE 10-VFQFPN
• Manufacturer: STMicroelectronics

Specifications of L6728AHTR

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 660kHz
• Duty Cycle: 67%
• Voltage - Supply: 5 V ~ 12 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 10-VFQFN, 10-VFQFPN
• Frequency-max: 660kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8977-2

20 A demonstration board
11.2
24/33
Demonstration board characterization
Figure 12
accuracy and efficiency.
Figure 12. 20 A demonstration board performances
-0,1%
-0,2%
-0,3%
100%
0,3%
0,2%
0,1%
0,0%
90%
80%
70%
60%
50%
40%
0,0
4
2,5
5
and
6
5,0
Figure 17
7
7,5
Load / Line Regulation
Input Voltage @ 8 V
0A
8
Output Current [A]
10,0
Input Voltage [V]
9
12,5
show the electrical performances of the tamboured in terms of
5A
Vout = 0.8 V
Vout = 2.5 V
Vout = 5 V
10
15,0
11
10A
Doc ID 15726 Rev 1
17,5
12
20,0
15A
Vout = 1.25 V
Vout = 3.3 V
13
22,5
14
20A
25,0
15
100%
100%
90%
80%
70%
60%
50%
40%
90%
80%
70%
60%
50%
40%
0,0
0
2,5
3
5,0
5
7,5
Input Voltage @ 12 V
8
Input Voltage @ 5 V
Output Current [A]
10,0
Output Current [A]
10
12,5
13
Vout = 0.8 V
Vout = 2.5 V
Vout = 0.8 V
Vout = 2.5 V
Vout = 5 V
15,0
15
17,5
18
20,0
Vout = 1.25 V
Vout = 3.3 V
20
Vout = 1.25 V
Vout = 3.3 V
Vout = 8 V
L6728AH
22,5
23
25,0
25