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UC3843BP-S08-R データシート(PDF) 3 Page - Unisonic Technologies

部品番号 UC3843BP-S08-R
部品情報  HIGH PERFORMANCE CURRENT MODE CONTROLLERS
PDF  10 Pages
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メーカー  UTC [Unisonic Technologies]
ホームページ  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UC3843BP-S08-R データシート(HTML) 3 Page - Unisonic Technologies

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UC3842B/3843B
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
3 of 10
www.unisonic.com.tw
QW-R103-012.E
ABSOLUTE MAXIMUM RATINGS(TA=25℃, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Total Power Supply and Zener Current
(ICC + IZ)
30
mA
Output Current, Source or Sink (Note 2)
IO
1.0
A
Output Energy (capacitive load per cycle)
W
5.0
μJ
Current Sense and Voltage Feedback Inputs
VIN
-0.3 ~ +5.5
V
Error Amp. Output Sink Current
IO(SINK)
10
mA
Power Dissipation
DIP-8
PD
1250
mW
SOP-8
800
mW
Operating Junction Temperature
TJ
+150
℃
Operating Temperature
TOPR
0 ~ +70
℃
Storage Temperature
TSTG
-65 ~ +150
℃
Note: 1.
2.
Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
Maximum Package power dissipation limits must be observed.
THERMAL DATA
PARAMETER
SYMBOL
RATINGS
UNIT
Junction to Ambient
DIP-8
θJA
100
°C/W
SOP-8
156
°C/W
ELECTRICAL CHARACTERISTICS
(0℃ ≤TA≤70℃, VCC=15V (Note 1), RT=10k, CT=3.3nF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
REFERENCE SECTION
Output Voltage
VREF
IO=1.0mA, TJ =25℃
4.9
5.0
5.1
V
Line Regulation
ΔVLINE
VCC=12V ~ 25V
2.0
20
mV
Load Regulation
ΔVLOAD
IO=1.0mA ~ 20mA
3.0
25
mV
Temperature Stability
TS
0.2
mV/℃
Total Output Variation
VREF
Line, Load, Temperature
4.82
5.18
V
Output Noise Voltage
eN
F=10kHz ~ 10Hz, TJ =25℃
50
uV
Long Term Stability
S
TA=125℃,1000Hrs
5
mV
Output Short Circuit Current
ISC
-30
-85
-180
mA
OSCILLATOR SECTION
Frequency
F
TJ =25℃
49
52
55
kHz
TA=0℃ ~ 70℃
48
56
TJ =25℃ (RT=6.2k,CT=1.0nF)
225
250
275
Frequency Change with Voltage
ΔfOSC/ΔV 12 ≤ VCC ≤25V
0.2
1.0
%
Frequency Change with
Temperature
ΔfOSC/ΔT 0℃ ≤TA ≤70℃
0.5
%
Oscillator Voltage Swing
(Peak to Peak)
VOSC
1.6
V
Discharge Current
IDISCHG
TJ =25℃
7.8
8.3
8.8
mA
0℃ ≤TA ≤70℃
7.6
8.3
8.8



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