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            Step Down Switching Regulators 
            Part No. Features Vin(range) Iout(A) VFB(V) Iq(mA) Istby(μA) package
            P1595 1.5A 200KHz , PWM Stepdown Switching Regulator 4.5V~24V 1.5 0.75 4 2 SOT-89-5
            P1696 2A 150kHz PWM Stepdown Switching Regulator 4.5V~24V 2.0 1.23 5 80 SOP-8 HSOP-8
            P1785 2A 300kHz, PWM Stepdown Switching Regulator 3.6V~23V 2.0 0.8 - 10 SOP-8
            P1885 2A 300kHz , PWM Stepdown Switching Regulator 3.6V~23V 2.0 0.8 - 10 SOP-8
            P1580 2.5A 380kHz, PWM Stepdown Switching Regulator 3.5V~28V 2.5 1.222 1.7 5 HSOP-8
            P2576 P2576HV 3A 52kHz, PWM Stepdown Switching Regulator 8V~40V 3.0 1.23 5 50 TO-220B/TO-263-5/TO-...
            P1786 3A 300kHz, PWM Stepdown Switching Regulator 4V~23V 3.0 0.8 - 10 SOP-8
            P1886 3A 300kHz , PWM Stepdown Switching Regulator 3.6V~23V 3.0 0.8 - 10 SOP-8
            P1986 3A 330kHz, PWM Stepdown Switching Regulator 3.6~24V 3.0 0.8 5 10 SOP-8
            P3586 3.0A 1.2MHz , PWM Step-down Switching Regulator 3.6V to 23V 3A 0.8 5 10 SOP-8
            UC3655 600kHz /1.2MHz 0.5A Synchronous Buck? Converter 2V~6V 0.5 92 70 1 SOT-25
            UC3656 1MHz , 0.8A Synchronous Buck? Converter 2.5V~5.5V 0.8 90 300 0.5 SOT-25
            UC3666 1.6MHZ,DUAL CHANNEL 800mA IGHEFFICIENCY STEP-DOWN ... 2.5V~5.5V 0.9 90 0.3 0.1 DFN-10(3×3)
            UC3750 600kHz PWM /PFM Buck? Controller 2.45V~5.5V 2.0 92 50 0.3 SOT-25
            M7085 1MHz PFM Buck Controller 4.5V~35V 0.4 95 - 250 MSOP-8
            P1686 600khz, 3a step-down current mdoe switching regula... -0.3 ~ +28 - -0.3 ~ +6 5 - SOP-8,HSOP-8
            P2583 380khz, 3a step-down switching regulator 28 3.3 1.246 3.5 - SOP-8
            UMC33167 5.0A, step-up/down/ inverting switching regulator... 40 5.15 5.15 - - TO-220-5
            SR2803 330khz, 3a synchronous buck controller 4V ~ 28V 3A VSS -0.3 ~ VCC 3 2 SOP-8
            P1482 rf 2a, 30v, 340khz synchronous rectified step-down... -0.3~+24 - 0.923V - - SOP-8
            P1484 3a, 23v, 340khz synchronous rectified step-down co... -0.3~+23 V - 0.923 - - SOP-8
            P1484A 3a, 23v, 340khz synchronous rectified step-down co... -0.3~+23 - 0.946 - - HSOP-8
            P1583 380KHz, 2.5A step-down switching regulator 28 - -0.3~6 1.5 - HSOP-8
            P2680 wide input 2a step down converter 4~26 2.4 1.332 - - SOP-8
            UD05303 3a, 1mhz, high efficiency 3 ~ 5.5 0.1 3 ~ 5.5 - - HSOP-8
            P1482A 2a, 23v, 340khz synchronous rectified step-down co... 6V~23V - 0.923 - - HSOP-8
            UD05302 high efficiency 1mhz, dual 3a synchronous step do... 3 ~ 5.5 0.1 3 ~ 5.5 0.08 Ishdn= 10 HSOP-8
            UD38252 38v synchronous buck converter with cc/cv -0.3 ~ +42V - 1 1.5 10 HSOP-8
            UD38501 38V 5A synchronous buck converter -0.3 ~ +42V - 1 1.5 10 HSOP-8
            UU28121 1.2MHz, high voltage, boost converter 2.5~5.5 V Ifb = 100nA 1.238V Vih= 1.4V ViL= 0.4V SOT-23-5
            UD05205 2.0A 1.5Mhz synchronous buck converter -0.3~7 ICCQ= 350μA 0.6 IFB=±50nA ISD= 1μA SOT-25
            UD05203 high efficiency 1mhz, 2a synchronous step down reg... 3~5.5 0.6 0.08 - HSOP-8
            UD38251 38V synchronous buck converter -0.3 ~ +42V 3.5/0.9 1 1.5 10 HSOP-8
            UD05201 1.2MHZ, 2A synchronous step-down converter 2.6 ~ 5.5 1 0.612 0.4 - SOP-8
            UD05202 high efficiency 1mhz, dual 2a synchronous step dow... 3 ~ 5.5 0.1 3 ~ 5.5 0.08 10 HSOP-8
            UD05251 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)
            UD05121 1.2A 1.5Mhz synchronous buck converter -0.3~7 0.6 ICCQ=350μA ISD=1μA SOT-23-5
            UD36061 0.6A,36V,2Mhz step-down converter +3.3V ~ +36V Ilimit =1A 794 mV 130 μA ISHDN = 3μA SOT-26
            UD24121 1.2A, 24V, 1.4Mhz step-down converter 4.5 ~ 24V Ilimit =1.8A 0.81mV 0.8 ISHDN = 3μA SOT-26
            UCC36351 36V synchronous buck converter with cc/cv -0.3 ~ +42 5 1 1 10 HSOP-8
            UD06122 dual 1.2A 1.5MHz synchronous buck converter -0.3 ~ 7 0A / 500mA 0.6 250μA ISD= 1μA DFN-10(3×3)
            UCC36451 36V 4.5A synchronous buck converter with 2ch cc/c... -0.3 ~ +42 ICFB= 4 uA 1.05 2 10 HSOP-8
            UD24301 fast turn-off intelligent converter 4.5 ~ 24 V 772 ~ 804 mV 0.17~ 1 mA HSOP-8
            UL13A primary side control constant current power switch -0.3 ~ 6V ICC = -250 uA VCS = 620mV TLEB = 450 ns TDEM_MIN = 5uS SOP-8
            UCP0510 regulated charge pump 2.7V to 4.5V 100mA fOSC = 450 KHz 100 uA ISHDN = 2.5 uA SOT-26
            UD05104 5V 1A 2.25MHz synchronous step-down dc/dc converte... 2.5 ~ 6V 0 < 0.6V 40 μA 1 SOT-25
            UD05123 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
            UCC40702 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
            UC3206X 600mA, 3MHz, synchronous step-down dc/dc converter 6.5v 1A VFB< 0.6V 40 μA 1.5 μA SOT-25
            UD05104A 5v, 1a, 1mhz synchronous step-down dc/dc converte... 2.5 ~ 6 1A < 0.6V 40 μA PD= 0.48 W SOT-25
            UD36241 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
            MC3063 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
            P3596 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-...
            UD05103 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
            UD05151 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
            UCC40501 40v, 5a synchronous buck converter with 2ch cc/cv 8 ~40V 0.98 ~ 1.02 V HSOP-8
            P3576B 150khz, 2a pwm buck dc/dc converter 45 12 4 TO-252-5
            UD05208 1.5MHz, 2A, VFB=0.6V synchronous step-down convert... 2.7~ 5.5 V 3.6 V 50 uA - SOT-25
            UD05122 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
            UD05209 1.5MHz, 2A, VFB=0.6V synchronous step-down convert... 2.7~ 5.5 V 0.588 ~ 0.612 V 700 uA SOT-25
            UD18203 2A, 18V synchronous fast response buck converter 4.5 ~18 V 0.588 ~ 0.612 V 650 μA SOT-26
            UD05306 2A, 2MHz, synchronous step-down regulator 2.7V~5.5V 0.78V HSOP-8 DFN3030-10
            P3576 50khz, 2a pwm buck dc/dc converter 45 8 SOP-8
            UD32121 1.2A, 32V, 1.4MHz step-down converter 4.5 ~ 32 V 0.790 ~ 0.830 mV 0.8 mA SOT-26
            UMC79076 -5.0 ~ 30 ID = 0.3 / 0.8A VD(OFF)= 5.0 V DIP-16
            UC3854 enhanced high power factor preregulator 11 0.5 / 1.5 SOP-16
            UD24202 2a, 24v, 1.4mhz step-down converter 4.5 ~ 24 V 0.6V 0.8 mA SOT-26
            UD052012 high efficiency 1mhz 2a synchronous step down conv... +2.5 ~ +6 VFB=VIN 40 μA SOT-25 SOT-26
            UD05124 high efficiency 1.5mhz 1.2a synchronous step down ... +2.5 ~ +6 VFB=VIN 30 ~50 μA SOT-25 SOT-26
            UD05154 1.5mhz, 1.5a, vfb=0.6v synchronous step-down conve... 2.7~ 5.5 V 0.6 V 50 uA SOT-25
            UD16203 2a, 16v synchronous fast response buck converter 4.5~ 16 V 1A 0.6 V SOT-26
            UD16203 2a, 16v synchronous fast response buck converter 4.5 ~16 V 1A 0.6 V SOT-26
            UD18209 2a, 17v synchronous fast response buck converter 4.5~ 17 V 1A 0.768V 650 μA SOT-26
            UD16501 fast turn-off intelligent converter 4.5 ~ 16 V 791 ~ 823 mV 0.6~ 1 mA HSOP-8
            UD24203 fast turn-off intelligent converter 4.5 ~ 24 V 772 ~ 804 mV 0.17 ~1 mA HSOP-8

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