Home > Step Down Switching Regulators
Step Down Switching Regulators 
Part No.
Features
Vin(range)
Iout(A)
VFB(V)
Iq(mA)
Istby(µA)
package
1.5A 200KHz , PWM Stepdown Switching Regulator
4.5V~24V
1.5
0.75
4
2
SOT-89-5
2A 150kHz PWM Stepdown Switching Regulator
4.5V~24V
2.0
1.23
5
80
SOP-8 HSOP-8
2A 300kHz, PWM Stepdown Switching Regulator
3.6V~23V
2.0
0.8
-
10
SOP-8
2A 300kHz , PWM Stepdown Switching Regulator
3.6V~23V
2.0
0.8
-
10
SOP-8
2.5A 380kHz, PWM Stepdown Switching Regulator
3.5V~28V
2.5
1.222
1.7
5
HSOP-8
3A 52kHz, PWM Stepdown Switching Regulator
8V~40V
3.0
1.23
5
50
TO-220B/TO-263-5/TO-...
3A 300kHz, PWM Stepdown Switching Regulator
4V~23V
3.0
0.8
-
10
SOP-8
3A 300kHz , PWM Stepdown Switching Regulator
3.6V~23V
3.0
0.8
-
10
SOP-8
3A 330kHz, PWM Stepdown Switching Regulator
3.6~24V
3.0
0.8
5
10
SOP-8
3.0A 1.2MHz , PWM Step-down Switching Regulator
3.6V to 23V
3A
0.8
5
10
SOP-8
600kHz /1.2MHz 0.5A Synchronous Buck? Converter
2V~6V
0.5
92
70
1
SOT-25
1MHz , 0.8A Synchronous Buck? Converter
2.5V~5.5V
0.8
90
300
0.5
SOT-25
1.6MHZ,DUAL CHANNEL 800mA IGHEFFICIENCY STEP-DOWN ...
2.5V~5.5V
0.9
90
0.3
0.1
DFN-10(3×3)
600kHz PWM /PFM Buck? Controller
2.45V~5.5V
2.0
92
50
0.3
SOT-25
1MHz PFM Buck Controller
4.5V~35V
0.4
95
-
250
MSOP-8
600khz, 3a step-down current mdoe switching regula...
-0.3 ~ +28
-
-0.3 ~ +6
5
-
SOP-8,HSOP-8
380khz, 3a step-down switching regulator
28
3.3
1.246
3.5
-
SOP-8
330khz, 3a synchronous buck controller
4V ~ 28V
3A
VSS -0.3 ~ VCC
3
2
SOP-8
rf 2a, 30v, 340khz synchronous rectified step-down...
-0.3~+24
-
0.923V
-
-
SOP-8
3a, 23v, 340khz synchronous rectified step-down co...
-0.3~+23 V
-
0.923
-
-
SOP-8
3a, 23v, 340khz synchronous rectified step-down co...
-0.3~+23
-
0.946
-
-
HSOP-8
5.0A, step-up/down/ inverting switching regulator...
40
5.15
5.15
-
-
TO-220-5
380KHz, 2.5A step-down switching regulator
28
-
-0.3~6
1.5
-
HSOP-8
wide input 2a step down converter
4~26
2.4
1.332
-
-
SOP-8
3a, 1mhz, high efficiency
3 ~ 5.5
0.1
3 ~ 5.5
-
-
HSOP-8
2a, 23v, 340khz synchronous rectified step-down co...
6V~23V
-
0.923
-
-
HSOP-8
high efficiency 1mhz, 2a synchronous step down reg...
3~5.5
0.6
0.08
-
HSOP-8
1.2A 1.5Mhz synchronous buck converter
-0.3~7
0.6
ICCQ=350μA
ISD=1µA
SOT-23-5
1.2MHZ, 2A synchronous step-down converter
2.6 ~ 5.5
1
0.612
0.4
-
SOP-8
high efficiency 1mhz, dual 2a synchronous step dow...
3 ~ 5.5
0.1
3 ~ 5.5
0.08
10
HSOP-8
1.2MHZ, 2.5A synchronous step-down converter
2.6 ~ 5.5
2
0.612
IFB=0.03
ISD=1
HSOP-8 DFN-8(3X3)
high efficiency 1mhz, dual 3a synchronous step do...
3 ~ 5.5
0.1
3 ~ 5.5
0.08
Ishdn= 10
HSOP-8
38V synchronous buck converter
-0.3 ~ +42V
3.5/0.9
1
1.5
10
HSOP-8
38v synchronous buck converter with cc/cv
-0.3 ~ +42V
-
1
1.5
10
HSOP-8
38V 5A synchronous buck converter
-0.3 ~ +42V
-
1
1.5
10
HSOP-8
1.2MHz, high voltage, boost converter
2.5~5.5 V
Ifb = 100nA
1.238V
Vih= 1.4V
ViL= 0.4V
SOT-23-5
2.0A 1.5Mhz synchronous buck converter
-0.3~7
ICCQ= 350μA
0.6
IFB=±50nA
ISD= 1μA
SOT-25
0.6A,36V,2Mhz step-down converter
+3.3V ~ +36V
Ilimit =1A
794 mV
130 µA
ISHDN = 3µA
SOT-26
1.2A, 24V, 1.4Mhz step-down converter
4.5 ~ 24V
Ilimit =1.8A
0.81mV
0.8
ISHDN = 3µA
SOT-26
36V synchronous buck converter with cc/cv
-0.3 ~ +42
5
1
1
10
HSOP-8
dual 1.2A 1.5MHz synchronous buck converter
-0.3 ~ 7
0A / 500mA
0.6
250μA
ISD= 1μA
DFN-10(3×3)
36V 4.5A synchronous buck converter with 2ch cc/c...
-0.3 ~ +42
ICFB= 4 uA
1.05
2
10
HSOP-8
18v/2a high efficiency synchronous rectified step-...
4.5 ~ 18V
TJ = <+135 °C
TOPR = -40 ~ +85 °...
ILIMIT = 3 ~5A
PD= 0.8 W
SOT-26
primary side control constant current power switch
-0.3 ~ 6V
ICC = -250 uA
VCS = 620mV
TLEB = 450 ns
TDEM_MIN = 5uS
SOP-8
regulated charge pump
2.7V to 4.5V
100mA
fOSC = 450 KHz
100 uA
ISHDN = 2.5 uA
SOT-26
5V 1A 2.25MHz synchronous step-down dc/dc converte...
2.5 ~ 6V
0
< 0.6V
40 µA
1
SOT-25
2.25mhz, 1.2a, vfb=0.6v synchronous step-down conv...
2.5~ 7.5 V
Isd= 0.1~ 1 μA
0.5880 ~ 0.6120 V
Ifb= -30~ +30 nA
Icc= 50~ 90 μA
SOT-25
600mA, 3MHz, synchronous step-down dc/dc converter
6.5v
1A
VFB< 0.6V
40 µA
1.5 µA
SOT-25
5v, 1a, 1mhz synchronous step-down dc/dc converte...
2.5 ~ 6
1A
< 0.6V
40 µA
PD= 0.48 W
SOT-25
2.4a, 36v, 100khz asynchronous step-down converter...
9 ~ 36 V
Isd= 1.5 ~3 μA
1 V
4 mA
Iswleak = 0 ~10 μA
HSOP-8
1.5A,step-up/down/inverting switching regulators
VCC= 0 ~ +40V
ISW= 1.5 A
1.250V
IIN= 7.0 mA
ICHG= 270 μA
SOP-8
150KHZ, 3A pwm step-down dc/dc converter
VOPR= 4.5 ~ 35 V
IBIAS= 10~ 50 nA
1.193~ 1.267 V
5 ~10 mA
80~ 200 μA
TO-220B TO-220-5 TO-...
1A, high-efficiency 1.5Mhz/1mhz synchronous step-d...
3.0 ~ 5.5 V
VOUT= 0.6 ~ 5.5 V
0.588~ 0.612 V
600 μA
ISHDN = 0.1~ 1 µA
SOT-25
1.5A, high-efficiency 1.5Mhz synchronous step-down...
3.0 ~ 5.5 V
VOUT= 0.6 ~ 5.5 V
0.588 ~ 0.612 V
80 uA
ISHDN= 0.1~ 1 µA
SOT-25
40v synchronous buck controller with 2ch cc/cv
-0.3 ~ +42 V
VOUT= VFB ~ 20 V
0.98 ~ 1.02 V
ICCQ= 1 ~1.5 mA
MSOP-10
1.5MHz, 2A, VFB=0.6V synchronous step-down convert...
2.7~ 5.5 V
3.6 V
50 uA
-
SOT-25
1.4MHz, 1.2A, VFB=0.6V synchronous step-down conve...
2.5 5.5 V
ICC= 200~ 400 μA
0.588 ~ 0.612 V
SOT-25
1.5MHz, 2A, VFB=0.6V synchronous step-down convert...
2.7~ 5.5 V
0.588 ~ 0.612 V
700 uA
SOT-25
2A, 18V synchronous fast response buck converter
4.5 ~18 V
0.588 ~ 0.612 V
650 μA
SOT-26
2A, 2MHz, synchronous step-down regulator
2.7V~5.5V
0.78V
HSOP-8 DFN3030-10
40v, 5a synchronous buck converter with 2ch cc/cv
8 ~40V
0.98 ~ 1.02 V
HSOP-8
150khz, 2a pwm buck dc/dc converter
45
12
4
TO-252-5
50khz, 2a pwm buck dc/dc converter
45
8
SOP-8
1.2A, 32V, 1.4MHz step-down converter
4.5 ~ 32 V
0.790 ~ 0.830 mV
0.8 mA
SOT-26
-5.0 ~ 30
ID = 0.3 / 0.8A
VD(OFF)= 5.0 V
DIP-16

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