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L5991A |
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| Part Number | L5991A |
| Manufacturer | STMicroelectronics (https://www.st.com/) |
| Description | This primary controller I.C., developed in BCD60II technology, has been designed to implement off BLOCK DIAGRAM MULTIPOWER BCD TECHNOLOGY DIP16 SO16 ORDERING NUMBERS: L5991/L5991A (DIP16) L5991D/L... |
| Features |
such as programmable soft start, IN/OUT synchronization, disable (to be used for over voltage protection and for power management), precise maximum Duty Cycle Control, 100ns leading edge blanking on current sense, pulse by pulse current limit, overcurrent protection with soft start intervention, and Standby function for oscillator frequency reduction when the converter is lightly loaded.
2 RCT
+
3
DC
-
14 DIS
-
DIS
+
2.5V
ISEN SS
OVER CURRENT 13
+ 1.2V 7
1V
SYNC 1 TIMING
T
DC-LIM 15
VCC 8
25V +
15V/10V -
Vref PWM UVLO
VREF 4
9 VC
BLANKING
PWM
FAULT SOFT-START
2R R
12 SGND
... |
| Document |
 L5991A Data Sheet
PDF 410.86KB |
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | L5991 |
STMicroelectronics |
PRIMARY CONTROLLER |
|
| 2 | L5993 |
STMicroelectronics |
CONSTANT POWER CONTROLLER |
|
| 3 | L5994 |
STMicroelectronics |
ADJUSTABLE TRIPLE OUTPUT POWER SUPPLY CONTROLLER |
|
| 4 | L5996 |
STMicroelectronics |
5 BIT DYNAMIC DAC CONTROLLER FOR MOBILE CPU |
|
| 5 | L59 |
Kingbright Corporation |
BI-POLAR AND BI-COLOR INDICATOR LAMPS |
|
| 6 | L5950 |
STMicroelectronics |
MULTIPLE MULTIFUNCTION VOLTAGE REGULATOR FOR CAR RADIO |
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Desde 2024. D4U Semiconductor.
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