uc3842a-s08-t Unisonic Technologies, uc3842a-s08-t Datasheet - Page 8

• Manufacturer Part Number: uc3842a-s08-t
• Description: Pwm Controllers With Low Start-up Current
• Manufacturer: Unisonic Technologies

UC3842A/3843A
TYPICAL CHARACTERISTICS
5.02
5.01
5.00
4.99
4.98
4.97
4.96
15
14
13
12
11
10
9
4
3
2
1
0
-50 -25 0
-50 -25 0
0.01
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
Output Saturation Characteristics
Vcc=15V
Ta=+25℃
Ta=-40℃
(Sourse or Sink Current ) (A)
V
REF
Icc Temperature Drift
Temperature (℃)
Temperature (℃)
Output Current
Temperature Drift
25 50 75 100 125 150
25
0.1
50
I
I
Vcc=15V
Vcc=15V
OUT
OUT
75 100 125 150
=1mA
=1mA
1
Error Amplifier Open-Loop Frequency Response
550
500
450
400
350
300
250
100
80
60
40
20
0
-50 -25 0
10
LINEAR INTEGRATED CIRCUIT
10 2
Istart Temperature Drift
Temperature (℃)
10
Frequency (Hz)
25 50 75 100 125 150
3
10
4
Vcc=9V
10
5
10
6
QW-R103-002,D
10
-45
-90
-135
-180
7
0
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