* consisting of input and reference undervoltage lockouts each with hysteresis, cycle
* by
* cycle current limiting, a latch for single pulse metering, and a flip
* flop which blanks the output off every other oscillator cycle, allowing output dead times to be programmed for 50% to 7
UC3845D
642.70 KB
High performance current-mode controller.
UC3844, UC3845, UC2844, UC2845
High Performance Current Mode Controllers
The UC3844, UC3845 series are high performance fixed frequency current mode .
📁 Related Datasheet
UC3845 - SMPS Controller
(Fairchild Semiconductor)
.fairchildsemi.
UC3842/UC3843/UC3844/UC3845
SMPS Controller
Features
• • • • Low Start up Current Maximum Duty Clamp UVLO With Hysteresis Opera.
UC3845 - CURRENTMODE PWM CONTROLLER
(ST Microelectronics)
®
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 (.
UC3845 - HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS
(UTC)
UNISONIC TECHNOLOGIES CO., LTD
UC3844/45
HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS
LINEAR INTEGRATED CIRCUIT
DESCRIPTION
The UTC UC3844/3845 .
UC3845 - High Performance Current Mode Controllers
(ON Semiconductor)
UC3844, UC3845, UC2844, UC2845 High Performance Current Mode Controllers
The UC3844, UC3845 series are high performance fixed frequency current mode c.
UC3845 - Current-Mode PWM Controllers
(Texas Instruments)
UC1842, UC2842, UC3842, UC1843, UC2843, UC3843 UC1844, UC2844, UC3844, UC1845, UC2845, UC3845
SLUS223H – APRIL 1997 – REVISED OCTOBER 2024
UCx84x Curr.
UC3845A - HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
(ST Microelectronics)
UC284XA UC384XA
HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
NOT FOR NEW DESIGN
1 FEATURES
Figure 1. Package
■ TRIMMED OSCILLATOR DISCHARGE
CURR.
UC3845A - 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 .
UC3845A - Current-Mode PWM Controllers
(Texas Instruments)
UC1842A, UC1843A, UC1844A, UC1845A UC2842A, UC2843A, UC2844A, UC2845A UC3842A, UC3843A, UC3844A, UC3845A
SLUS224G – SEPTEMBER 1994 – REVISED JULY 2022.
