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 RoHS 
Catalog Page 2305103 TI LM5085MME/NOPB Step-Down DC-DC Controller IC Buck Regulator Positive Output VSSOP-8  1: $2.59
UNIT=EA
86 in stock 
VSSOP-8 
Step-Down 
Positive 
Up to 1 MHz 
Catalog Page 2305063 Linear Technology LT1173CS8#PBF Buck Boost Switching Regulator Positive or Negative Adjustable Output 1.245V to 50V 1500mA SOIC-8  1: $5.95
UNIT=EA
87 in stock 
SOIC-8 
Step-Up, Step-Down 
Adjustable 
23 kHz 
Catalog Page 2305031 Power Integrations LNK304PN Offline Converter Buck, Buck-Boost, Flyback 66kHz DIP-8B  1: $0.69
UNIT=EA
171 in stock 
DIP-8B 
Buck, Buck-Boost, Flyback 
Non-Isolated 
66 kHz 
Catalog Page 2305039 Maxim Semiconductor MAX756EPA Step-Up DC-DC Boost Converter 3.3V or 5V Pin-Selectable DIP-8  1: $4.45
UNIT=EA
90 in stock 
DIP-8 
Step-Up 
Programmable 
500 kHz 
Catalog Page 2305055 TI LM25005MHX/NOPB Buck Switching Regulator Positive Adjustable Output 1.225V to 37V 2500mA 20-HTSSOP  1: $2.95
UNIT=EA
90 in stock 
HTSSOP-20 
Step-Down 
Adjustable 
50 kHz to 500 kHz 
Catalog Page 2289199 National Semiconductor PT79SR152V Encapsulated DC-DC Converter Non-Inverted PoL Module Negative 5.2V 1500mA  1: $14.95
UNIT=EA
24 in stock 
SIP-3 
Step Down 
Negative 
1 MHz 
Catalog Page 2305095 TI LM2678T-ADJ/NOPB Buck Switching Step-Down Voltage Regulator Positive Adjustable 1.21V to 37V 5A TO-220-7  1: $5.49
UNIT=EA
90 in stock 
TO-220-7 (formed) 
Step-Down 
Adjustable 
260 kHz 
Catalog Page 316945 Motorola MC34063AP1 IC MC34063AP1 DC Controller Step Up-Down 3-40 Volt 8-pin DIP  1: $0.65
UNIT=EA
2,438 in stock 
DIP-8 
Step Up, Step Down 
Adjustable 
100 kHz 
Catalog Page 1997156 STMicroelectronics MC34063AN IC MC34063ACN DC-to-DC Converter Step Up/Down 3-40 Volt 1.5 Amp 8-pin DIP  1: $0.69
UNIT=EA
167 in stock 
DIP-8 
Step Up, Step Down 
Adjustable 
33 kHz 
Catalog Page 2291487 Infineon Technologies LT1507CS83.3 Buck Switching Regulator IC Positive Fixed 3v3 1500mA SOIC-8  1: $6.95
UNIT=EA
487 in stock 
SOIC-8 
Step Down 
Fixed 
500 kHz 
Catalog Page 806611 Maxim Semiconductor MAX1703ESE Boost Switching Regulator IC Positive Fixed 5V or Adjustable Step-Up 2.5V to 5V 1.5A SOIC-16  1: $8.95
UNIT=EA
101 in stock 
SOIC-16 
Step Up 
Adjustable (Fixed) 
300 kHz 
Catalog Page 2290695 STMicroelectronics L5973D013TR IC L5973D013TR 1.235-to-35V 2.5A Adjustable Switch Step Down Switching Regulator  1: $2.49
UNIT=EA
12,499 in stock 
SOIC-8 
Step Down 
Adjustable 
250 kHz 
Catalog Page 2297015 Major Brands UC3524AN Advanced Regulating Pulse Width Modulator 500 kHz DIP-16  1: $2.29
UNIT=EA
150 in stock 
DIP-16 
Step Up, Step Down 
Transistor Driver 
500 kHz 
Catalog Page 2291519 Linear Technology LTC1147LCS8 Buck Regulator Positive Output Step-Down DC-DC Controller IC SOIC-8  1: $5.95
UNIT=EA
795 in stock 
SOIC-8 
Step Down 
Transistor Driver 
n/a 
Catalog Page 2291479 Infineon Technologies LT1934IS6 Buck Switching Regulator IC Positive Adjustable 1.25V 300mA TSOT-23-6  1: $4.95
UNIT=EA
144 in stock 
TSOT-23-6 
Step Down 
Adjustable 
n/a 
N/A 1314589 On Semiconductor LM2576T-ADJG Con Volt DC-DC Single Output Step Down 5-Pin (5+Tab) TO-220 Rail  25: $2.19
UNIT=EA
437 ship on May. 29 
 
Step Down 
Adjustable 
52 kHz (Typ) 
25 
Catalog Page 2291495 Infineon Technologies LTC1266CS-3.3 Buck Regulator Positive Output Step-Down DC-DC Controller IC SOIC-16  1: $6.95
UNIT=EA
1,361 in stock 
SOIC-16 
Step Down 
Transistor Driver 
400 kHz 
Catalog Page 836027 National Semiconductor LM2575S-ADJ/NOPB Buck Switching Regulator IC Single Positive Adjustable 1.23V 1A TO-263-6  1: $2.95
UNIT=EA
450 in stock 
TO-263-5 
Inverting, Step Down 
Adjustable 
58 kHz 
N/A 1389450 STMicroelectronics L4978 Con Volt DC-DC Single Output Step Down 8-Pin PDIP  10: $5.49
UNIT=EA
1,738 ship on May. 29 
 
Step Down 
Adjustable 
90 kHz to 300 kHz 
10 
Catalog Page 1751834 Linear Technology LTC1624IS8 High Efficiency N-Channel MOSFET Switching Regulator Controller SOIC-8  1: $9.95
UNIT=EA
15 in stock 
SOIC-8 
Step-Up, Step-Down, Step-Up/Step-Down 
Positive or Negative 
200 kHz 
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