DC DC Switching Controllers

制造商 Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package
LM5035BMH/NOPB

LM5035BMH/NOPB

LM5035B PWM CONTROLLER WITH INTE

National Semiconductor

1,372
RFQ
LM5035BMH/NOPB Datasheet - 20-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Half-Bridge 1 1 13V ~ 105V 200kHz, 500kHz - Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
LM5642MTC

LM5642MTC

LM5642 4.5-36V, CURRENT MODE DUA

National Semiconductor

480
RFQ
LM5642MTC Datasheet - 28-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 200kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
LM1771TSD

LM1771TSD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

1,000
RFQ
LM1771TSD Datasheet - 6-WDFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 6-WSON (3x3)
LM5025ASD

LM5025ASD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

500
RFQ
LM5025ASD Datasheet - 16-WFDFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 580kHz 80% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
LM5031SD

LM5031SD

LM5031SD

National Semiconductor

1,000
RFQ

-

- 10-WDFN Exposed Pad Bulk Active - - - - - - - - - - - - - - - - Surface Mount 10-WSON (4x4)
LM5041ASD

LM5041ASD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

1,000
RFQ
LM5041ASD Datasheet - 16-WFDFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive - 1 1 15V ~ 90V 200kHz, 600kHz - Yes Yes - Dead Time Control, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
LM1575K-12/883QF

LM1575K-12/883QF

SMPS CONTROLLER, SWITCHING VOLT

National Semiconductor

100
RFQ
LM1575K-12/883QF Datasheet * - Bulk Active - - - - - - - - - - - - - - - - - -
LM1575HVK12/883QF

LM1575HVK12/883QF

SMPS CONTROLLER, SWITCHING VOLT

National Semiconductor

30
RFQ
LM1575HVK12/883QF Datasheet * - Bulk Active - - - - - - - - - - - - - - - - - -
LM1770UMF

LM1770UMF

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

585
RFQ
LM1770UMF Datasheet - SC-74A, SOT-753 Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-5
LM1771UMM

LM1771UMM

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

970
RFQ
LM1771UMM Datasheet - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
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