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參數(shù)資料
| 型號(hào)： | UTCUC3843A |
| 廠商： | 友順科技股份有限公司 |
| 英文描述： | CURRENT MODE PWM CONTROL CIRCUITS |
| 中文描述： | 電流模式PWM控制電路 |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大小： | 114K |
| 代理商： | UTCUC3843A |
UTC UC3842A / 3843A
LINEAR INTEGRATED CIRCUIT
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R103-002,A
(continued)
PARAMETRER
SYMBOL
Tstg
VALUE
-65 ~ +150
UNIT
°
C
Storage Temperature
Note 1: Ta>25
°
C, P
D
derated with 8mW/
°
C.
ELECTRICAL CHARACTERISTICS
(0
°
C <=Ta<=70
°
C,V
CC
=15V,R
T
=10k
,C
T
=3.3nF,unless otherwise
specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Reference Section
Output Voltage
V
REF
Tj=25
°
C,Io=1mA
Line Regulation
V
REF
12<=V
IN
<=25V
Load Regulation
V
REF
1<=Io=20mA
Temperature Stability
Total Output Variation
Line, Load, Temp(note 2)
Output Noise Voltage
Vosc
10Hz<=f<=10kHz,Tj=25
°
C (note 2)
Long Term Stability
Ta=25
°
C,1000Hrs(note 2)
Output Short Circuit
I
SC
Oscillator Section
Initial Accuracy
f
Voltage Stability
f/
Vcc
12<=Vcc<=25V
Temperature Stability
Tmin<=T
A
<=Tmax(note 2)
Amplitude
Vosc
Vpin 4 peak to peak
Error Amplifier Section
Input Voltage
V
I(EA)
Input Bias Current
I
BIAS
A
VOL
2 <=Vo<=4V
Unity Gain Bandwidth
Tj=25
°
C (note 2)
PSRR
I2<=Vcc<=25V
Output Sink Current
Isink
Vpin 2=2.7V,Vpin 1=1.1V
Output Source Current
Isource
Vpin 2=2.3V,Vpin 1=5V
Vout High
V
OH
Vpin 2=2.3V, RL=15k
to GND
Vout Low
V
OL
Vpin 2=2.7V,Vpin 1=1.1V
Current Sense section
Gain
G
V
Maximum Input signal
V
I(MAX)
Vpin 1=5V( note 3)
PSRR
12<=Vcc<=25V
Input Bias Current
I
BIAS
Delay to Output
Vpin 3=0 to 2V
Output Section
Output Low Level
V
OL
Isink=200mA
Output High Level
V
OH
Isource=20mA
Isource=200mA
Rise Time
t
R
Tj=25
°
C,C
L
=1nF(note 2)
Fall Time
t
F
Tj=25
°
C,C
L
=1nF(note 2)
Under-Voltage Lockout Output Section
Start Threshold
V
TH(ST)
Min. Operating Voltage
V
OPR(min)
After Turn On
MIN
4.9
4.82
-30
47
2.42
60
0.7
60
2
-0.5
5
2.85
0.9
TYP
5
6
6
0.2
50
5
-100
52
0.2
5
1.7
2.50
-0.3
90
1
70
6
-0.8
6
0.7
3
1
70
-2
150
MAX
5.1
20
25
0.4
5.18
25
-180
57
1
2.58
-2
1.1
3.15
1.1
-10
300
UNIT
V
mV
mV
mV/
°
C
V
uV
mV
mA
kHz
%
%
V
V
μ
A
dB
MHz
dB
mA
mA
V
V
V/V
V
dB
μ
A
ns
(Note 2)
Tj=25
°
C
Vpin 1=2.5V
(note 3,4)
Isink=20mA
0.1
1.5
13.5
13.5
50
50
16
8.4
10
0.4
2.2
150
150
17.5
9
11.5
V
V
V
V
ns
ns
V
V
13
12
UTC3842A
UTC3843A
14.5
7.8
8.5
UTC3842A
UTC3843A
PWM Section
Maximum Duty Cycle
7
95
7.6
97
8.2
100
V
%
D
(MAX)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| UTCUC723 | ADJUSTABLE VOLTAGE REGULATOR |
| UTCULN2003 | SEVEN DARLINGTON ARRAYS |
| UTCUM66TXXL | MELODY INTEGRATED CIRCUIT |
| UTCUR132 | 2-WIRE FIELD PROGRAMMABLE W/TIN PLATING |
| UTCUR133 | LINEAR INTEGRATED CIRCUIT |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UTCUC723 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:ADJUSTABLE VOLTAGE REGULATOR |
| UTCULN2003 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:SEVEN DARLINGTON ARRAYS |
| UTCUM66TXXL | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:MELODY INTEGRATED CIRCUIT |
| UTCUR0033 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
| UTCUR132 | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
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