datasheetbank_Logo
Integrated circuits, Transistor, Semiconductors Search and Datasheet PDF Download Site

UC2845B View Datasheet(PDF) - ON Semiconductor

Part Name
Description
View to exact match
UC2845B Datasheet PDF : 19 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
UC3844B, UC3845B, UC2844B, UC2845B
100
0
VCC = 15 V
80
VO = 2.0 V to 4.0 V 30
RL = 100 k
60
Gain
TA = 25°C
60
40
90
Phase
20
120
0
150
- 20
10
180
100
1.0 k
10 k
100 k 1.0 M 10 M
f, FREQUENCY (Hz)
Figure 6. Error Amp Open Loop Gain and
Phase versus Frequency
1.2
VCC = 15 V
1.0
0.8
TA = 25°C
0.6
TA = 125°C
0.4
TA = - 55°C
0.2
0
0
2.0
4.0
6.0
8.0
VO, ERROR AMP OUTPUT VOLTAGE (VO)
Figure 7. Current Sense Input Threshold
versus Error Amp Output Voltage
0
- 4.0
- 8.0
- 12
- 16
- 20
- 24
0
VCC = 15 V
TA = 125°C
TA = - 55°C
TA = 25°C
20
40
60
80
100
120
Iref, REFERENCE SOURCE CURRENT (mA)
Figure 8. Reference Voltage Change
versus Source Current
110
VCC = 15 V
ÄÄÄÄÄÄÄÄ RL 0.1 W
90
70
50
- 55 - 25 0
25
50
75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 9. Reference Short Circuit Current
versus Temperature
VCC = 15 V
IO = 1.0 mA to 20 mA
TA = 25°C
VCC = 12 V to 25 V
TA = 25°C
2.0 ms/DIV
Figure 10. Reference Load Regulation
2.0 ms/DIV
Figure 11. Reference Line Regulation
http://onsemi.com
5
 

Share Link: 

datasheetbank.com [ Privacy Policy ] [ Request Datasheet ] [ Contact Us ]