7.5-100V Wide Vin, 300mA Constant On-Time Synchronous Buck Regulator - LM5018

LM5018 (ACTIVE)

7.5-100V Wide Vin, 300mA Constant On-Time Synchronous Buck Regulator

Parametrics Compare all products in Step-Down (Buck) Converter

 
Regulated Outputs (#)
Vin (Min) (V)
Vin (Max) (V)
Vout (Min) (V)
Vout (Max) (V)
Iout (Max) (A)
Topology
Switching Frequency (Max) (kHz)
Switch Current Limit (Typ) (A)
Iq (Typ) (mA)
Duty Cycle (Max) (%)
Soft Start
Compensation
Special Features
Brand
Control Mode
Vref Accuracy (Typ) (%)
Rating
Operating Temperature Range (C)
Pin/Package
Approx. Price (US$)
LM5018 LM25017 LM25018 LM5017 TPS54331 LM5007 TPS62740 LM5008A LM25010 TPS54328 TPS54327 LM5008 TPS54239
            1       1           1    
            2.2       6           4.5    
            5.5       42           23    
            1.8       2.5           0.76    
            3.3       37           7    
0.3     0.65     0.3     0.65     3     0.5     0.3     0.35     1     3     3     0.35     2    
            Buck       Buck           Buck    
                1000           600    
            0.6       1.25           3.1    
1.75     1.75     1.75     1.75     0.11     0.5     0.0003     0.485     0.645     0.8     0.8     0.485     0.6    
90     90     90     90     90     99     100     99     99     90     90     99     90    
            Fixed       Adjustable           Adjustable    
Not Needed     Not Needed     Not Needed     Not Needed     External     Not Needed     Internal     Not Needed     Not Needed     Not Needed     Not Needed     Not Needed     Not Needed    
            Dynamic Voltage Scaling
Enable
Light Load Efficiency
Output Discharge
Synchronous Rectification    
  Enable           Enable
Synchronous Rectification    
            DCS-Control         SWIFT     SWIFT        
Constant on-time (COT)     Constant on-time (COT)     Constant on-time (COT)     Constant on-time (COT)     Current Mode     Constant on-time (COT)       Constant on-time (COT)     Constant on-time (COT)     D-CAP2     D-CAP2     Constant on-time (COT)     D-CAP2    
            2.5       2           2    
Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog     Catalog    
  -40 to 125     -40 to 125       -40 to 150     -40 to 125     -40 to 85     -40 to 125     -40 to 125     -40 to 85     -40 to 85     -40 to 125     -40 to 85    
8SO PowerPAD
8WSON    
8SO PowerPAD
8WSON    
8SO PowerPAD
8WSON    
8SO PowerPAD
8WSON    
8SO PowerPAD
8SOIC    
8VSSOP
8WSON    
12WSON     8VSSOP
8WSON    
10WSON
14HTSSOP    
10VSON
8SO PowerPAD    
10VSON
8SO PowerPAD    
8VSSOP
8WSON    
8SO PowerPAD    
1.40 | 1ku     1.25 | 1ku     1.12 | 1ku     1.57 | 1ku     0.60 | 1ku     1.30 | 1ku     1.15 | 1ku     1.20 | 1ku     0.95 | 1ku     0.75 | 1ku     0.73 | 1ku     1.15 | 1ku     0.73 | 1ku    
WEBENCH® LM5018
    Min   Max   Range  
  Vin V V    9.00 – 100.00V  
  Vout1 V    1.25 – 100.00V  
  Iout1 A    ≤ 0.3A  

  Vout2 V     
  Iout2 A     

  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 Cb Cbyp Ron Ruv1 Ruv2 L1 Rfbb Rfbt Cff Rseries Cout Cin '
 
What are WEBENCH® tools?

Companion parts

Part # Name Product Family Comments
LM25018   7.5-48V Wide Vin, 300mA Constant On-Time Synchronous Buck Regulator   CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER    
Click Here
SupplyFrame