RT2805A
Typical Operating Characteristics
Efficiency vs. Output Current
Reference Voltage vs. Input Voltage
100
1.230
1.226
1.222
1.218
1.214
1.210
90
80
70
60
50
40
30
20
10
0
VIN = 12V
VIN = 32V
VIN = 36V
VOUT = 5V
4
VOUT = 5V, IOUT = 0A
0
1
2
3
5
4
8
12
16
20
24
28
32
36
Output Current (A)
Input Voltage (V)
Reference Voltage vs. Temperature
Output Voltage vs. Output Current
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
1.230
1.228
1.226
1.224
1.222
1.220
1.218
1.216
1.214
1.212
1.210
VIN = 36V
VIN = 24V
VIN = 12V
VIN = 12V
VIN = 24V
VIN = 36V
VOUT = 5V
IOUT = 0A
0
1
2
3
4
5
-50
-25
0
25
50
75
100
125
Output Current (A)
Temperature (°C)
Frequency vs. Input Voltage
Frequency vs. Temperature
540
530
520
510
500
490
480
470
460
450
440
540
530
520
510
500
490
480
470
460
450
440
VIN = 12V
IN = 24V
V
VIN = 36V
VOUT = 5V, IOUT = 0A
24 28 32 36
VOUT = 5V
-50
-25
0
25
50
75
100
125
4
8
12
16
20
Temperature (°C)
Input Voltage (V)
Copyright 2012 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS2805A-00 November 2012
www.richtek.com
7
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
