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  4. PMIC - Voltage Regulators - DC DC Switching Regulators
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22 results
Picture Mfr Part # Unit Price QUANTITY Inventory MANUFACTURE Description Package Series Part Status Packaging Operating Temperature Mounting Type Package / Case Voltage - Input (Max) Output Type Supplier Device Package Function Current - Output Frequency - Switching Topology Output Configuration Number of Outputs Voltage - Output (Min/Fixed) Voltage - Output (Max) Synchronous Rectifier Voltage - Input (Min)
GLOBAL STOCKS
LT3990EDD#PBF
LT3990EDD#PBF
Per Unit
$5.56
 RFQ
RFQ
2,376
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tube -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
PM6644TR
PM6644TR
RFQ
RFQ
2,529
In-stock
 STMicroelectronics IC REG BCK ADJ/3.47V 0.35A 10DFN - Active Digi-Reel® -40°C ~ 125°C (TJ) Surface Mount 10-VFDFN Exposed Pad 25V Adjustable (Fixed) 10-DFN (3x3) Step-Down 350mA 200kHz ~ 600kHz Buck Positive 1 0.9V (3.47V) 8V Yes 4.5V
PM6644TR
PM6644TR
Per Unit
$2.02
 RFQ
RFQ
839
In-stock
 STMicroelectronics IC REG BCK ADJ/3.47V 0.35A 10DFN - Active Cut Tape (CT) -40°C ~ 125°C (TJ) Surface Mount 10-VFDFN Exposed Pad 25V Adjustable (Fixed) 10-DFN (3x3) Step-Down 350mA 200kHz ~ 600kHz Buck Positive 1 0.9V (3.47V) 8V Yes 4.5V
PM6644TR
PM6644TR
Per Unit
$0.93
 RFQ
RFQ
2,623
In-stock
 STMicroelectronics IC REG BCK ADJ/3.47V 0.35A 10DFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) Surface Mount 10-VFDFN Exposed Pad 25V Adjustable (Fixed) 10-DFN (3x3) Step-Down 350mA 200kHz ~ 600kHz Buck Positive 1 0.9V (3.47V) 8V Yes 4.5V
LT3990IDD#TRPBF
LT3990IDD#TRPBF
RFQ
RFQ
838
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Digi-Reel® -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990IDD#TRPBF
LT3990IDD#TRPBF
Per Unit
$7.06
 RFQ
RFQ
849
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Cut Tape (CT) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990IDD#TRPBF
LT3990IDD#TRPBF
Per Unit
$3.61
 RFQ
RFQ
2,233
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#TRPBF
LT3990EDD#TRPBF
RFQ
RFQ
2,928
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Digi-Reel® -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#TRPBF
LT3990EDD#TRPBF
Per Unit
$6.37
 RFQ
RFQ
704
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Cut Tape (CT) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#TRPBF
LT3990EDD#TRPBF
Per Unit
$3.26
 RFQ
RFQ
3,971
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990IDD#PBF
LT3990IDD#PBF
Per Unit
$6.18
 RFQ
RFQ
2,038
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tube -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#PBF
LT3990EDD#PBF
Per Unit
$5.56
 RFQ
RFQ
2,376
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tube -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
PM6644TR
PM6644TR
RFQ
RFQ
2,529
In-stock
 STMicroelectronics IC REG BCK ADJ/3.47V 0.35A 10DFN - Active Digi-Reel® -40°C ~ 125°C (TJ) Surface Mount 10-VFDFN Exposed Pad 25V Adjustable (Fixed) 10-DFN (3x3) Step-Down 350mA 200kHz ~ 600kHz Buck Positive 1 0.9V (3.47V) 8V Yes 4.5V
PM6644TR
PM6644TR
Per Unit
$2.02
 RFQ
RFQ
839
In-stock
 STMicroelectronics IC REG BCK ADJ/3.47V 0.35A 10DFN - Active Cut Tape (CT) -40°C ~ 125°C (TJ) Surface Mount 10-VFDFN Exposed Pad 25V Adjustable (Fixed) 10-DFN (3x3) Step-Down 350mA 200kHz ~ 600kHz Buck Positive 1 0.9V (3.47V) 8V Yes 4.5V
PM6644TR
PM6644TR
Per Unit
$0.93
 RFQ
RFQ
2,623
In-stock
 STMicroelectronics IC REG BCK ADJ/3.47V 0.35A 10DFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) Surface Mount 10-VFDFN Exposed Pad 25V Adjustable (Fixed) 10-DFN (3x3) Step-Down 350mA 200kHz ~ 600kHz Buck Positive 1 0.9V (3.47V) 8V Yes 4.5V
LT3990IDD#TRPBF
LT3990IDD#TRPBF
RFQ
RFQ
838
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Digi-Reel® -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990IDD#TRPBF
LT3990IDD#TRPBF
Per Unit
$7.06
 RFQ
RFQ
849
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Cut Tape (CT) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990IDD#TRPBF
LT3990IDD#TRPBF
Per Unit
$3.61
 RFQ
RFQ
2,233
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#TRPBF
LT3990EDD#TRPBF
RFQ
RFQ
2,928
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Digi-Reel® -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#TRPBF
LT3990EDD#TRPBF
Per Unit
$6.37
 RFQ
RFQ
704
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Cut Tape (CT) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990EDD#TRPBF
LT3990EDD#TRPBF
Per Unit
$3.26
 RFQ
RFQ
3,971
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
LT3990IDD#PBF
LT3990IDD#PBF
Per Unit
$6.18
 RFQ
RFQ
2,038
In-stock
 Linear Technology/Analog Devices IC REG BUCK ADJ 0.35A 10DFN - Active Tube -40°C ~ 125°C (TJ) Surface Mount 10-WFDFN Exposed Pad 62V Adjustable 10-DFN (3x3) Step-Down 350mA 210kHz ~ 2.3MHz Buck Positive 1 1.21V 25V No 4.2V
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