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SC4911 |
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| Part Number | SC4911 |
| Manufacturer | Semtech Corporation |
| Description | The SC4911 is a highly integrated bias/primary side PWM controller designed for off-line or isolated dc-dc converters in telecommunication and data communication applications. The high degree of integ... |
| Features |
Programmable switching frequency up to 500kHz Line UVLO Protection Undervoltage Lockout Low startup current (45µA) Cycle by cycle current limit 8 pin MSOP. Available in Lead-free, fully WEEE and RoHS compliant
Applications
Telecom isolated converters Offline isolated power supplies Instrumentation power supplies Battery chargers
Typical Application Circuit
D1 C1 C2 C3 R2 R3 R4 C4 C6 U1 SC4911 Q1 1 8 T1 D2 R1 Vin Vout
C5 R5
LUVLO
3
VCC
FB
OUT
7
4 R7 C7
COMP GND RT
ILIM
5
R6
C8
R8
2
R9
Revision: April 5, 2006
6
1
www.semtech.com
SC4911
POWER MANAGEMENT ... |
| Document |
 SC4911 Data Sheet
PDF 258.20KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | SC4910A |
Semtech Corporation |
High Performance Secondary Side Controller |
|
| 2 | SC4910B |
Semtech Corporation |
High Performance Secondary Side Controller |
|
| 3 | SC4901 |
Semtech Corporation |
COMBI-SYNC Secondary Side Synchronous Rectifier and Regulator |
|
| 4 | SC4905A |
Semtech Corporation |
HIGH PERFORMANCE VOLTAGE MODE PWM CONTROLLER |
|
| 5 | SC4905B |
Semtech Corporation |
HIGH PERFORMANCE VOLTAGE MODE PWM CONTROLLER |
|