RT8279 RICHTEK [Richtek Technology Corporation], RT8279 Datasheet - Page 6

• Manufacturer Part Number: RT8279
• Description: 5A, 36V, 500kHz Step-Down Converter
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT8279
Typical Operating Characteristics
www.richtek.com
6
1.230
1.228
1.226
1.224
1.222
1.220
1.218
1.216
1.214
1.212
1.210
540
530
520
510
500
490
480
470
460
450
440
100
90
80
70
60
50
40
30
20
10
0
-50
0
4
Reference Voltage vs. Temperature
V
V
V
8
IN
IN
IN
-25
Efficiency vs. Output Current
Frequency vs. Input Voltage
= 12V
= 32V
= 36V
1
12
0
Output Current (A)
Temperature (°C)
Input Voltage (V)
16
2
25
20
50
3
V
24
OUT
= 5V, I
75
28
V
V
V
V
4
IN
IN
IN
OUT
I
OUT
100
OUT
= 12V
= 24V
= 36V
32
= 0A
= 5V
= 0A
125
36
5
1.230
1.226
1.222
1.218
1.214
1.210
5.008
5.004
5.000
4.996
4.992
4.988
4.984
4.980
4.976
4.972
4.968
4.964
4.960
540
530
520
510
500
490
480
470
460
450
440
-50
4
0
V
V
V
Reference Voltage vs. Input Voltage
Output Voltage vs. Output Current
IN
IN
IN
8
-25
= 36V
= 24V
= 12V
Frequency vs. Temperature
1
12
0
Output Current (A)
Temperature (°C)
Input Voltage (V)
16
DS8279-01
2
25
20
50
3
V
24
OUT
December 2011
75
= 5V, I
28
V
V
V
IN
IN
IN
V
4
V
OUT
OUT
OUT
100
= 12V
= 24V
= 36V
32
= 0A
= 5V
= 5V
125
36
5