* to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal externalparts count.Internallyimplementedcircuits include undervoltagelockout featuring start-up current less than 1 mA, a precision reference trimmed for accuracy at the error amp input, logic to insure l
UC2844
96.20 KB
Currentmode pwm controller.
®
UC2842/3/4/5 UC3842/3/4/5
CURRENT MODE PWM CONTROLLER
. . . . . . . . . . .
OPTIMIZED FOR OFF-LINE AND DC TO DC CONVERTERS LOW START-UP CURRENT (.
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DESCRIPT.
UC2842 - CURRENTMODE PWM CONTROLLER
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®
UC2842/3/4/5 UC3842/3/4/5
CURRENT MODE PWM CONTROLLER
. . . . . . . . . . .
OPTIMIZED FOR OFF-LINE AND DC TO DC CONVERTERS LOW START-UP CURRENT (.
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UC1842, UC2842, UC3842, UC1843, UC2843, UC3843 UC1844, UC2844, UC3844, UC1845, UC2845, UC3845
SLUS223H – APRIL 1997 – REVISED OCTOBER 2024
UCx84x Curr.
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Order this document by UC3842A/D
UC3842A, 43A UC2842A, 43A High Performance Current Mode Controllers
The UC3842A, UC3843A series of high performance .
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1 FEATURES
Figure 1. Package
■ TRIMMED OSCILLATOR DISCHARGE
CURR.
UC2842A - CURRENT MODE PWM CONTROLLER
(LINFINITY)
T H E I N F I N I T E P O W E R O F I N N O VAT I O N
L I N D O C #: 1840
UC184xA/284xA/384xA
CURRENT MODE PWM CONTROLLER PR O D U C T I O N D ATA S .
