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UC3842GL-S08-R датащи(PDF) 5 Page - E-Tech Electronics LTD

номер детали UC3842GL-S08-R
подробное описание детали  HIGH PERFORMANCE CURRENT MODE CONTROLLER
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производитель  ETL [E-Tech Electronics LTD]
домашняя страница  http://e-tech.com.hk
Logo ETL - E-Tech Electronics LTD

UC3842GL-S08-R датащи(HTML) 5 Page - E-Tech Electronics LTD

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UC3842G
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
5 of 8
www.unisonic.com.tw
QW-R103-036.C
ELECTRICAL CHARACTERISTICS (Cont.)
PARAMETER
SYMBOL
TEST CONDITION
MIN
TYP MAX UNIT
OUTPUT SECTION
Output Voltage With UVLO Active
VOL(UVLO)
VCC=6V,ISINK=0.1mA;
VCC=7.5V,ISINK=1mA
0.8
1.1
V
Output Voltage
VOL
ISINK=20mA
0.1
0.4
V
ISINK=200mA
1.6
2.2
V
VOH
ISOURCE=20mA
13
14.5
V
ISOURCE=200mA
12
14.6
V
Output Voltage Rise and Fall time
tR
CL=1.0nF (Note 1)
100
150
nS
tF
CL=1.0nF (Note 1)
100
150
UNDER VOLTAGE LOCKOUT SECTION
Startup Threshold
VTH(STAR-UP)
13.5
15
16.5
V
Min Operating Voltage
VOPR(MIN) After Turn-ON
8.5
10
11.5
V
PWM SECTION
Max Duty Cycle
DMAX
92
94
%
Minimum Duty Cycle
DMIN
0
%
TOTAL DEVICE
Power Supply Zener Voltage
VZ
ICC=25mA
30
39
V
Power Operating Supply Current
ICC
Note 2
7
10
mA
Startup Current
ISTART-UP VCC=14V,UVLO Active
15
40
μA
Note: 1.
2.
3.
These parameters, although guaranteed, are not 100% tested in production.
Parameters measured at trip point of latch with VFB=0.
Gain defined as: A=ΔVCOMP/ΔVCS; 0≤VCS≤0.8V


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