| Photo | Mfr. Part # | Availability | 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                 
                   
                
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                    LTC3896IFEIC POWER MANAGEMENT  |  
                0 | 
                
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                       Datasheet  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Negative | Buck-Boost | 1 | 1 | 4V ~ 140V | 50kHz ~ 900kHz | 99% | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
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                    LTC3897EFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 65V | 75kHz ~ 850kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Overcurrent, Ramping | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
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                    LTC3897HFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 65V | 75kHz ~ 850kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Overcurrent, Ramping | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
                 | 
				
                    LTC3897IFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 2 | 2 | 4.5V ~ 65V | 75kHz ~ 850kHz | - | Yes | Yes | - | Current Limit, Frequency Control, Overcurrent, Ramping | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
                 | 
				
                    LTC3899EFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck, Buck-Boost | 3 | 2 | 4.5V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 100% | Yes | No | - | Enable, Frequency Control, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
                 | 
				
                    LTC3899HFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck, Buck-Boost | 3 | 2 | 4.5V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 100% | Yes | No | - | Enable, Frequency Control, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
                 | 
				
                    LTC3899IFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck, Buck-Boost | 3 | 2 | 4.5V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 100% | Yes | No | - | Enable, Frequency Control, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
                 | 
				
                    LTC3899MPFEIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck, Buck-Boost | 3 | 2 | 4.5V ~ 60V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 100% | Yes | No | - | Enable, Frequency Control, Soft Start, Tracking | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP | 
                 
                   
                
                 | 
				
                    LTC7851EUHHIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 58-WFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C | - | - | Surface Mount | 58-QFN (5x9) | 
                 
                   
                
                 | 
				
                    LTC7851EUHH-1IC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 58-WFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C | - | - | Surface Mount | 58-QFN (5x9) | 
                 
                   
                
                 | 
				
                    LTC7851IUHHIC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 58-WFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C | - | - | Surface Mount | 58-QFN (5x9) | 
                 
                   
                
                 | 
				
                    LTC7851IUHH-1IC POWER MANAGEMENT  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 58-WFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 1 | 3V ~ 5.5V | 250kHz ~ 3MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C | - | - | Surface Mount | 58-QFN (5x9) | 
                 
                   
                
                 | 
				
                    R7521GNIC REGULATOR DIP  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | PWM | - | Positive | Half-Bridge, Push-Pull | 4 | - | 4V ~ 6V | 60kHz | 46% | No | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-DIP | 
                 
                   
                
                 | 
				
                    R7521GSIC REGULATOR SOIC  |  
                0 | 
                
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                       Datasheet  | 	
	
                
                - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM | - | Positive | Half-Bridge, Push-Pull | 4 | - | 4V ~ 6V | 60kHz | 46% | No | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOP | 
                 
                   
                
                 | 
				
                    ISL81601FRZ-T7ASWITCH SYNCH BUCK-BOOST PWM  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 4.5V ~ 60V | 90kHz ~ 650kHz | - | Yes | Yes | - | Current Limit, Enable, Power Good | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-QFN (5x5) | 
                 
                   
                
                 | 
				
                    MAX771C/DIC SUPERVISOR  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | Die | Bulk | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | - | Dice | 
                 
                   
                
                 | 
				
                    MAX20098ATE/V+IC REGULATOR  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 16-TQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | - | 3.5V ~ 42V | 2.2MHz | 99% | Yes | Yes | - | Power Good | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | - | 
                 
                   
                
                 | 
				
                    RT8274GSPRT8274GSP  |  
                0 | 
                
                     | 
                 
                  
                  
                     -  | 	
	
                
                - | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 24V | 400kHz | 90% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOP-EP | 
                 
                   
                
                 | 
				
                    RT9248APCREGULATOR  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 28-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 3 | 3 | 4.5V ~ 5.5V | 50kHz ~ 400kHz | - | Yes | No | - | Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-TSSOP | 
                 
                   
                
                 | 
				
                    ISL68300IRAZ-T7ASNGL PH DIG DC/DC CONT W/INTEG D  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 16V, 4.5V ~ 5.5V | 200kHz ~ 1MHz | - | No | Yes | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |