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Image Product Number Pricing(USD) Quantity ECAD Quantity Available Weight(Kg) Mfr Series Package Product Status Operating Temperature Applications Mounting Type Package / Case Type Base Product Number Frequency Voltage - Input (Max) Output Type Output Supplier Device Package DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status Other Names ECCN HTSUS Standard Package Function Current - Output / Channel Number of Outputs Reset Current - Quiescent (Iq) Current - Supply (Max) Internal Switch(s) Topology Frequency - Switching Control Features Voltage - Supply (Max) Output Configuration Synchronous Rectifier Current - Output Dimming Voltage - Supply (Min) Voltage - Output Number of Voltages Monitored Voltage - Threshold Reset Timeout Voltage - Output (Min/Fixed) Voltage - Output (Max) Voltage - Input (Min) Number of Regulators Voltage Dropout (Max) PSRR Protection Features
UM3510S Union Semiconductor International Limited UM3510S 0.8800
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount SOT-23-6 6V Adjustable SOT-23-6 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM3510STR 8542.39.0001 2 Step-Down 1 Buck 2.25MHz Positive Yes 1A 0.6V 6V 2.5V
UM1770DA-XX Union Semiconductor International Limited UM1770DA-XX 0.5200
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1770DA-XXTR 8542.39.0001 2
UM1550S-18 Union Semiconductor International Limited UM1550S-18 0.3500
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount TO-236-3, SC-59, SOT-23-3 8V Fixed SOT-23-3 download RoHS Compliant REACH Unaffected 3351-UM1550S-18TR 8542.39.0001 2 3.5 µA - Positive 300mA 1.8V - 1 0.3V @ 200mA 56dB ~ 42dB (100Hz ~ 1kHz) Over Current, Over Temperature
UM1750Y-XX Union Semiconductor International Limited UM1750Y-XX 0.4250
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1750Y-XXTR 8542.39.0001 2
UM823 Union Semiconductor International Limited UM823 0.4500
RFQ
ECAD 9 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount SOT-23-5 Thin, TSOT-23-5 UM823 SOT-23-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM823TR EAR99 8542.39.0001 2 Active Low 7 200ms
UM1660S Union Semiconductor International Limited UM1660S 0.7700
RFQ
ECAD 5 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount SC-74A, SOT-753 6V Adjustable SOT-23-5 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3351-UM1660STR EAR99 8542.39.0001 1 Step-Up 1 Boost 1MHz Positive No 400mA (Switch) 2V 28V 2V
UM1550DB Union Semiconductor International Limited UM1550DB 0.5200
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1550DBTR 8542.39.0001 2
UM1550B Union Semiconductor International Limited UM1550B 0.4700
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1550BTR 8542.39.0001 2
UM3429S Union Semiconductor International Limited UM3429S 0.8350
RFQ
ECAD 6 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active 150°C (TJ) Surface Mount SOT-23-6 5V Adjustable SOT-23-6 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3351-UM3429STR EAR99 8542.39.0001 2 Step-Up 1 Boost 500kHz Positive Yes 600mA 2.5V 5V 0.5V
UM811XE Union Semiconductor International Limited UM811XE 0.4400
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 105°C (TA) Surface Mount TO-253-4, TO-253AA Power Supply Monitor UM811 Push-Pull, Push-Pull SOT-143-4 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3351-UM811XETR 8542.39.0001 2 Active Low 240ms Minimum
UM823TS Union Semiconductor International Limited UM823TS 0.4500
RFQ
ECAD 16 0.00000000 Union Semiconductor International Limited UM823 Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount SC-74A, SOT-753 Simple Reset/Power-On Reset UM823 Open Drain or Open Collector SOT-23-5 - RoHS Compliant REACH Unaffected 3351-UM823TSTR 8542.39.0001 2 Active Low 1 3.08V 140ms Minimum
UM1550S-00 Union Semiconductor International Limited UM1550S-00 0.3500
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount TO-236-3, SC-59, SOT-23-3 8V Adjustable SOT-23-3 download RoHS Compliant REACH Unaffected 3351-UM1550S-00TR 8542.39.0001 2 3.5 µA - Positive 300mA 1.2V 5V 1 0.3V @ 200mA 56dB ~ 42dB (100Hz ~ 1kHz) Over Current, Over Temperature
UM1360Y Union Semiconductor International Limited UM1360Y 0.8800
RFQ
ECAD 19 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C (TA) Backlight Surface Mount SOT-89-5/6 DC DC Regulator UM1360 1MHz SOT-89-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1360YTR 8542.39.0001 2 1A 1 Yes Step-Down (Buck) 40V PWM 6V -
UM1550S Union Semiconductor International Limited UM1550S 0.3500
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1550STR EAR99 8542.39.0001 1
UM1750Y-00 Union Semiconductor International Limited UM1750Y-00 0.4700
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount SOT-89-5/6 6V Adjustable SOT-89-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1750Y-00TR 8542.39.0001 2 130 µA 300 µA Enable Positive 350mA 1V 5V 1 0.15V @ 150mA 63dB ~ 40dB (100Hz ~ 10kHz) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
UM803 Union Semiconductor International Limited UM803 0.3550
RFQ
ECAD 30 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active Surface Mount UM803 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM803TR EAR99 8542.39.0001 2
UM3501 Union Semiconductor International Limited UM3501 0.7700
RFQ
ECAD 6 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount SC-74A, SOT-753 5.5V Adjustable SOT-23-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM3501TR EAR99 8542.39.0001 2 Step-Down 1 Buck 1.2MHz Positive Yes 600mA 0.6V 5.5V 2.5V
UM1770DA-00 Union Semiconductor International Limited UM1770DA-00 0.5200
RFQ
ECAD 9 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount 6-WDFN Exposed Pad 6V Adjustable 6-DFN (2x2) download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1770DA-00TR 8542.39.0001 2 140 µA 300 µA Enable Positive 500mA 1V 5V 1 0.32V @ 500mA 65dB ~ 45dB (100Hz ~ 10kHz) Over Current, Over Temperature, Short Circuit
UM810XXS Union Semiconductor International Limited UM810XXS 0.3300
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C (TJ) Surface Mount TO-236-3, SC-59, SOT-23-3 Power Supply Monitor UM810 Push-Pull, Push-Pull SOT-23-3 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3351-UM810XXSTR 8542.39.0001 2 Active High 240ms Minimum
UM1663S Union Semiconductor International Limited UM1663S 0.8800
RFQ
ECAD 9 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C (TA) General Purpose Surface Mount SOT-23-6 DC DC Regulator UM1663 1MHz SOT-23-6 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3351-UM1663STR EAR99 8542.39.0001 2 1A (Switch) 1 Yes Step-Up (Boost) 5.5V PWM 2.8V 2.8V ~ 36V
UM3501DA Union Semiconductor International Limited UM3501DA 0.8800
RFQ
ECAD 1 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 85°C Surface Mount 6-UDFN Exposed Pad 5.5V Adjustable 6-DFN (2x2) download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM3501DATR EAR99 8542.39.0001 2 Step-Down 1 Buck 1.2MHz Positive Yes 600mA 0.6V 5.5V 2.5V
UM823SS Union Semiconductor International Limited UM823SS 0.4500
RFQ
ECAD 1 0.00000000 Union Semiconductor International Limited UM823 Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount SC-74A, SOT-753 Simple Reset/Power-On Reset UM823 Open Drain or Open Collector SOT-23-5 - RoHS Compliant REACH Unaffected 3351-UM823SSTR 8542.39.0001 2 Active Low 1 2.93V 140ms Minimum
UM1750S-00 Union Semiconductor International Limited UM1750S-00 0.3500
RFQ
ECAD 15 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount SC-74A, SOT-753 6V Adjustable SOT-23-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1750S-00TR EAR99 8542.39.0001 1 130 µA 300 µA Enable Positive 350mA 1V 5V 1 0.15V @ 150mA 63dB ~ 40dB (100Hz ~ 10kHz) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
UM1770Y-XX Union Semiconductor International Limited UM1770Y-XX 0.5200
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount SOT-89-5/6 SOT-89-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1770Y-XXTR 8542.39.0001 2 500 mA
UM813 Union Semiconductor International Limited UM813 0.4700
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active UM813 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM813TR 8542.39.0001 2
UM809XXP Union Semiconductor International Limited UM809XXP 0.3300
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active UM809 download ROHS3 Compliant 3 (168 Hours) REACH Unaffected 3351-UM809XXPTR 8542.39.0001 2
UM1770Y-00 Union Semiconductor International Limited UM1770Y-00 0.5200
RFQ
ECAD 9 0.00000000 Union Semiconductor International Limited - Tape & Reel (TR) Active -40°C ~ 125°C (TJ) Surface Mount SOT-89-5/6 6V Adjustable SOT-89-5 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1770Y-00TR 8542.39.0001 2 140 µA 300 µA Enable Positive 500mA 1V 5V 1 0.32V @ 500mA 65dB ~ 45dB (100Hz ~ 10kHz) Over Current, Over Temperature, Short Circuit
UM823YS Union Semiconductor International Limited UM823YS 0.4500
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited UM823 Tape & Reel (TR) Active -40°C ~ 85°C (TA) Surface Mount SC-74A, SOT-753 Simple Reset/Power-On Reset UM823 Open Drain or Open Collector SOT-23-5 - RoHS Compliant REACH Unaffected 3351-UM823YSTR 8542.39.0001 2 Active Low 1 2.19V 140ms Minimum
UM1750DA-XX Union Semiconductor International Limited UM1750DA-XX 0.4700
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM1750DA-XXTR 8542.39.0001 2
UM805 Union Semiconductor International Limited UM805 0.4700
RFQ
ECAD 10 0.00000000 Union Semiconductor International Limited * Tape & Reel (TR) Active UM805 download RoHS Compliant 3 (168 Hours) REACH Unaffected 3351-UM805TR EAR99 8542.39.0001 2
  • Daily average RFQ Volume

    2000+

    Daily average RFQ Volume

  • Standard Product Unit

    30,000,000

    Standard Product Unit

  • Worldwide Manufacturers

    2800+

    Worldwide Manufacturers

  • In-stock Warehouse

    15,000 m2

    In-stock Warehouse