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IMAGE PART NO. PRICE QUANTITY STOCK MANUFACTURE DESCRIPTION Mounting Style Package / Case Minimum Operating Temperature Maximum Operating Temperature Series Packaging Output Current Output Voltage Switching Frequency Number of Outputs Input Voltage MAX Topology Input Voltage MIN
L5973AD
1+
$2.210
10+
$1.880
100+
$1.500
500+
$1.320
RFQ
1,768
In-stock
STMicroelectronics Switching Voltage Regulators 1.235 to 35V Step-Dn SMD/SMT HSOP-8     L5973 Tube 2 A 35 V 500 kHz 1 Output 36 V Buck  
L4978
1+
$2.950
10+
$2.500
100+
$2.170
250+
$2.060
RFQ
2,023
In-stock
STMicroelectronics Switching Voltage Regulators 3.3 to 50V Step-Down Through Hole PDIP-8     L4978 Tube 2 A 50 V 90 kHz to 110 kHz 1 Output 55 V Buck  
L5972D013TR
1+
$2.210
10+
$1.880
100+
$1.500
500+
$1.320
2500+
$1.020
RFQ
21,550
In-stock
STMicroelectronics Switching Voltage Regulators 1.235 to 35V Step-Dn SMD/SMT SO-8     L5972 Reel 2 A 1.235 V to 35 V 250 kHz   36 V Buck  
L6986
1+
$2.810
10+
$2.390
100+
$1.910
500+
$1.670
RFQ
1,831
In-stock
STMicroelectronics Switching Voltage Regulators Power Conversion SMD/SMT HTSSOP-16 - 40 C + 150 C L6986 Tube 2 A 3.3 V 2 MHz 1 Output 38 V Buck 4 V
L5973ADTR
GET PRICE
RFQ
27,320
In-stock
STMicroelectronics Switching Voltage Regulators 1.235 to 35V Step-Dn SMD/SMT HSOP-8     L5973 Reel 2 A 1.235 V to 35 V 500 kHz   36 V Buck  
A5975D
1+
$3.840
10+
$3.260
100+
$2.830
250+
$2.690
RFQ
1,025
In-stock
STMicroelectronics Switching Voltage Regulators 3A SD switching reg 4V to 36V 500kHz SMD/SMT HSOP-EP-8 - 40 C + 150 C A5975D Tube 2 A 1.235 V to 35 V 250 kHz 1 Output 36 V Buck 4 V
L4978D013TR
1+
$2.950
10+
$2.500
100+
$2.170
250+
$2.060
1000+
$1.560
RFQ
1,320
In-stock
STMicroelectronics Switching Voltage Regulators 3.3 to 50V Step-Down SMD/SMT SO-Wide-16 - 40 C + 150 C L4978 Reel 2 A 50 V 300 kHz 1 Output 55 V Buck 8 V
L7985ATR
1+
$1.860
10+
$1.580
100+
$1.270
500+
$1.110
2500+
$0.852
RFQ
2,226
In-stock
STMicroelectronics Switching Voltage Regulators 2A Step-Down REG 2A DC 4.5 to 38V SMD/SMT HSOP-8     L7985 Reel 2 A 0.6 V     38 V   4.5 V
A5973D013TR
1+
$3.100
10+
$2.640
100+
$2.290
250+
$2.170
2500+
$1.560
RFQ
930
In-stock
STMicroelectronics Switching Voltage Regulators Up to 2 A step down 4V to 36V 250 kHz SMD/SMT HSOP-EP-8 - 40 C + 150 C A5973D Reel 2 A 1.235 V to 35 V 250 kHz 1 Output 36 V Buck 4 V
L7985TR
1+
$1.760
10+
$1.500
100+
$1.200
500+
$1.050
4000+
$0.778
RFQ
1,878
In-stock
STMicroelectronics Switching Voltage Regulators 2A Step-Down Reg 4.5V to 38V 250 KHz SMD/SMT   - 40 C + 150 C L7985 Reel 2 A 0.6 V to 38 V 250 kHz 1 Output 38 V Buck 4.5 V
A6986TR
1+
$3.580
10+
$3.040
100+
$2.640
250+
$2.500
2500+
$1.800
RFQ
2,275
In-stock
STMicroelectronics Switching Voltage Regulators Power Conversion SMD/SMT HTSSOP-16 - 40 C + 150 C   Reel 2 A Adj 250 kHz to 2 MHz   38 V Buck 4 V
L4972AD013TR
1+
$4.310
10+
$3.660
100+
$3.180
250+
$3.010
1000+
$2.280
RFQ
980
In-stock
STMicroelectronics Switching Voltage Regulators 5.1 to 40V 2.0 Amp SMD/SMT SO-20 - 40 C + 150 C L4972 Reel 2 A 5.1 V to 40 V 100 kHz 1 Output 50 V Buck 15 V
L7987L
1+
$1.820
10+
$1.550
100+
$1.240
500+
$1.090
RFQ
59
In-stock
STMicroelectronics Switching Voltage Regulators Power Conversion SMD/SMT HTSSOP-16 - 40 C + 150 C   Tube 2 A 0.8 V to 61 V 250 kHz to 1.5 MHz 1 Output 61 V Buck 4.5 V
L7980TR
1+
$1.590
10+
$1.350
100+
$1.080
500+
$0.944
4000+
$0.701
RFQ
1,430
In-stock
STMicroelectronics Switching Voltage Regulators 2A DC 4.5 V to 28 V Adj 0.6V 250 kHz SMD/SMT VFQFPN-8     L7980 Reel 2 A 600 mV to 3 V 250 kHz   28 V Buck  
L7985A
1+
$1.860
10+
$1.580
100+
$1.260
500+
$1.110
RFQ
1,396
In-stock
STMicroelectronics Switching Voltage Regulators 2A DC 4.5V to 38V 250 KHz Step-Down SMD/SMT HSOP-8     L7985 Tube 2 A Adj   1 Output 38 V   4.5 V
L7980A
1+
$1.690
10+
$1.440
100+
$1.150
500+
$1.010
RFQ
1,735
In-stock
STMicroelectronics Switching Voltage Regulators 2A Step-Down Reg 2.5A 4.5 28V 250kHz SMD/SMT HSOP-8   + 150 C L7980 Tube 2 A 600 mV to 28 V 220 kHz to 275 kHz 1 Output 28 V Buck  
A7985A
1+
$2.160
10+
$1.830
100+
$1.470
500+
$1.280
RFQ
937
In-stock
STMicroelectronics Switching Voltage Regulators 2A Step Down REG AEC-Q100 250kHz 0.6V SMD/SMT HSOP-8     A7985A Tube 2 A Adj 250 kHz 1 Output 38 V Buck 4.5 V
L7980ATR
1+
$1.690
10+
$1.440
100+
$1.150
500+
$1.010
2500+
$0.774
RFQ
1,500
In-stock
STMicroelectronics Switching Voltage Regulators 2 A Step-Down Reg 4.5V to 28V 250 kHz SMD/SMT VFQFPN-8     L7980 Reel 2 A 3 V 250 kHz   28 V Buck  
ST1S09PUR
1+
$1.680
10+
$1.430
100+
$1.140
500+
$0.998
3000+
$0.770
RFQ
1,552
In-stock
STMicroelectronics Switching Voltage Regulators 2A 1.5 MHz PWM Step Down Switch Reg SMD/SMT DFN-6 - 40 C + 150 C ST1S09 Reel 2 A 0.8 V to 5 V 1.5 MHz 1 Output 5.5 V Buck 2.7 V
L5972D
1+
$2.210
10+
$1.880
100+
$1.500
500+
$1.320
RFQ
2,662
In-stock
STMicroelectronics Switching Voltage Regulators 1.235 to 35V Step-Dn SMD/SMT SO-8     L5972 Tube 2 A 35 V 212 kHz to 280 kHz 1 Output 36 V Buck  
L4978D
1+
$2.950
10+
$2.500
100+
$2.170
250+
$2.060
RFQ
145
In-stock
STMicroelectronics Switching Voltage Regulators 3.3 to 50V Step-Down SMD/SMT SO-16     L4978 Tube 2 A 3.3 V to 50 V 300 kHz   55 V Buck  
A7985ATR
1+
$2.160
10+
$1.830
100+
$1.470
500+
$1.280
2500+
$0.987
RFQ
498
In-stock
STMicroelectronics Switching Voltage Regulators 2A DC Step-Down 0.6V 4.5V to 38V 250 kH... SMD/SMT HSOP-8 - 40 C + 150 C A7985A Reel 2 A Adj 250 kHz   38 V Buck 4.5 V
L4972A
1+
$4.310
10+
$3.660
100+
$3.180
250+
$3.010
RFQ
103
In-stock
STMicroelectronics Switching Voltage Regulators 5.1 to 40V 2.0 Amp Through Hole PDIP-20 - 40 C + 150 C L4972 Tube 2 A 50 V 200 kHz 1 Output 55 V Buck 15 V
A6986
1+
$3.580
10+
$3.040
100+
$2.640
250+
$2.500
RFQ
258
In-stock
STMicroelectronics Switching Voltage Regulators Power Conversion SMD/SMT HTSSOP-16 - 40 C + 150 C   Tube 2 A 850 mV to 38 V 250 kHz to 2 MHz 1 Output 38 V Buck 4 V
L4972AD
1+
$4.310
10+
$3.660
100+
$3.180
250+
$3.010
RFQ
48
In-stock
STMicroelectronics Switching Voltage Regulators 5.1 to 40V 2.0 Amp SMD/SMT SO-20     L4972 Tube 2 A 40 V 90 kHz to 110 kHz 1 Output 55 V Buck  
L7987LTR
1+
$1.820
10+
$1.550
100+
$1.240
500+
$1.090
2500+
$0.835
RFQ
7,500
In-stock
STMicroelectronics Switching Voltage Regulators Power Conversion SMD/SMT HTSSOP-16 - 40 C + 150 C   Reel 2 A 0.8 V to 61 V 250 kHz to 1.5 MHz 1 Output 61 V Buck 4.5 V
A5973D
1+
$3.100
10+
$2.640
100+
$2.290
250+
$2.170
RFQ
96
In-stock
STMicroelectronics Switching Voltage Regulators Up to 2 A step down 4V to 36V 250 kHz SMD/SMT HSOP-EP-8 - 40 C + 150 C A5973D Tube 2 A 1.235 V to 35 V 250 kHz 1 Output 36 V Buck 4 V
B5973DTR
2500+
$2.000
5000+
$1.920
VIEW
RFQ
STMicroelectronics Switching Voltage Regulators 2A Step Down REG 2.25A 1.235V to 35V SMD/SMT HSOP-8 - 40 C + 150 C B5973D Reel 2 A Adj 250 kHz 1 Output 36 V Buck 4 V
STBB3JR
1+
$2.570
10+
$2.190
100+
$1.750
250+
$1.660
5000+
$1.100
RFQ
4,458
In-stock
STMicroelectronics Switching Voltage Regulators Handheld & Computer PM SMD/SMT FlipChip-20 - 40 C + 85 C STBB3J Reel 2 A 1.2 V to 5.5 V 2 MHz 1 Output 5.5 V Buck, Boost 1.8 V
ST1S09IPUR
3000+
$0.675
6000+
$0.650
9000+
$0.625
VIEW
RFQ
STMicroelectronics Switching Voltage Regulators 2A 1.5 MHz PWM Step Down Switch Reg SMD/SMT DFN-6     ST1S09 Reel 2 A Adj 1.5 MHz   6 V Buck  
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