
| UTC 78RXX | low dropout voltage regulator | TO-220F-4 | 
| UTC L2572 | wideband pll fm demodulator | SOP-16 | 
| UTC L2949E | 0.1A(Io)/0.5V(Vd) Multifunction Very Low Drop Voltage Regulator 5.0V | DIP-8, SOP-8, SOP-20 | 
| UTC LD1117 | 0.8A(Io)/1.1V(Vd) Low Dropout Linear Voltage Regulator, ADJ, 1.8V, 2.5V, 2.85V, 3V, 3.3V, 3.6V, 5V | SOP-8,SOT-223,TO-220,TO-220F,TO-252,TO-263,TO-263,SOT-89 | 
| UTC LD1117A | 1A(Io)/1.15V(Vd) Low Dropout Linear Voltage Regulator, ADJ, 1.8V, 2.5V, 2.85V, 3V, 3.3V, 3.6V, 5V | SOP-8, SOT-223, TO-220, TO-252, TO-263, TO-263, SOT-89 | 
| UTC LD1985 | very low drop and low noise voltage regulator low esr cap. compatible, with inhibit function | SOT-25 | 
| UTC LD2985 | very low drop and low noise voltage regulator low esr cap. compatible, with inhibit function | SOT-25 | 
| UTC LD3870 | low dropout voltage regulator | SOT-25 | 
| UTC LM2937 | 0.5A(Io)/0.5V(Vd) Low Dropout Voltage Regulator with on/off Control, 2.5V, 3.3V, 5.0V, 8.0V, 10V, 12V, 15V | TO-220, TO-263, TO-263-3,TO-263-5 | 
| UTC LM2940 | 1A(Io)/1V(Vd) Low Dropout Voltage Regulator 2.5V, 3.3V, 5.0V, 8.0V, 9.0V, 10V, 12V, 15V | DIP-16, SOP-16, TO-220, TO-263, SOT-223 | 
| UTC LM2954 | 0.3A(Io)/450mV(Vd) Fixed and Adjustable Regulator, ADJ, 3.3V, 5V | DIP-8, SOP-8, SOT-223, TO-92 | 
| UTC LP2950 | 0.1A(Io)/450mV(Vd) Low Dropout Positive Fixed Voltage Regulator | DIP-8,SOP-8,TO-92,TO-252 | 
| UTC LP2951 | 0.1A(Io)/450mV(Vd)Low Dropout Positive Adjustable Voltage Regulator with on/off Control and Flag Signal, 1.25V TO 17V | DIP-8,SOP-8,TO-92,TO-252 | 
| UTC LR1101 | 100ma,4μa quiescent current cmos ldo regulator | SOT-23,25,89 | 
| UTC LR1107 | 600ma fast ultra low dropout linear regulator | SOT-23,25 | 
| UTC LR1108 | 1A fast ultra low dropout linear regulator | SOT-89,SOT-25 | 
| UTC LR1116 LR1116B | low drop fixed and adjustable positive voltage regulators | SOT-223,SOP-8,TO-220,TO-252,TO-263,TO-263-3,SOT-89 | 
| UTC LR1118 | low drop positive voltage regulators | SOT-223,SOP-8,TO-220,252,263,263-3 | 
| UTC LR3XXYYB | 150ma 2ch ldo regulator | SOT-26 | 
| UTC M2950 | 0.25A(Io)/450mV(Vd) Low Dropout Positive Voltage Regulator ADJ, 2.5V, 3.0V, 3.3V, 3.6V, 5V | DIP-8, SOP-8, TO-92 | 
| UTC M2951 | 0.25A(Io)/450mV(Vd) Low Dropout Positive Adjustable Voltage Regulator With on/off Control and Flag Signal | DIP-8, SOP-8, TO-92 | 
| UTC RXXLD10 | low voltage operation low power-loss voltage regulators | TO-252-5 | 
| UTC RXXLD20 | 2A(Io)/0.5V(Vd) Low Power-Loss Voltage Regulator, 3.3V, 5.0V, 9.0V, 12V | TO-220B, TO-220F-4 | 
| UTC RXXLD30 | 3a output type low power-loss voltage regulator | TO-220F-4, TO-220B | 
| UTC U584 | 8A(Io)/1.3V(Vd) 5V Low Dropout Linear Fixed and Adjustable Voltage Regulator, ADJ, 3.3V | TO-220, TO-252, TO-263, TO-263-3 | 
| UTC U585 | 5A(Io)/1.2V(Vd) 5V Input Low Dropout Positive Adjustable Voltage Regulator, ADJ, 3.3V | TO-220, TO-252, TO-263, TO-263-3 | 
| UTC U587 | 3A(Io)/1.2V(Vd) 5V Input Low Dropout Positive Voltage Regulator, ADJ, 3.3V | TO-220, TO-252, TO-263, TO-263-3 | 
| UTC UR0033 | 2 channel low-dropout voltage regulator | TO-252-5 | 
| UTC UR132 | 0.2A(Io)/1.3V(Vd) Low Dropout Linear Voltage Regulator ADJ, 1.5V, 1.8V, 2.2V, 2.5V, 3.3V, 5V | SOT-23, SOT-25 | 
| UTC UR133 | 0.3A(Io)/1.3V(Vd) Low Dropout Linear Voltage Regulator, ADJ, 1.5V, 1.8V, 2.2V, 2.5V, 2.7V, 2.8V, 2.9V, 3.0V, 3.3V, 3.5V, 3.7V, 4.7, 5.0V | SOT-89,SOT-223,TO-92 | 
| UTC UR13325 | 1A(Io)/250mV Dual Voltage LDO (3.3V+2.5V) | TO-252-5 | 
| UTC UR133A | 0.5A(Io)/1.4V(Vd) Low Dropout Linear Voltage Regulator | SOT-89,SOT-223,TO-92 | 
| UTC UR15033 | 2 channel low-dropout voltage regulator | TO-252-5 | 
| UTC UR233 | low drop fixed and adjustable positive voltage regulators | SOP-8,SOT-89,TO-220,TO-223,TO-252,TO-263 | 
| UTC UR3318 | 2 channel low-dropout voltage regulator | TO-252-5,TO-263-5 | 
| UTC UR3325 | 2 channel low-dropout voltage regulator | TO-252-5 | 
| UTC UR5025 | 2 channel low-dropout voltage regulator | TO-252-5 | 
| UTC UR533 | 5a adjustable/fixed ultra low drop-out linear regulator | TO-263-5,TO-252-5,TO-220-5 | 
| UTC UZ1084 | 5A(Io)/1.3V(Vd) Low Dropout Linear Fixed and Adjustable Voltage Regulator, ADJ, 1.5V, 1.8V, 2.5V, 3.3V, 5V | SOT-223, TO-220, TO-263, TO-263-3 | 
| UTC UZ1085 | 3A(Io)/1.3V(Vd) Low Dropout Linear Fixed and Adjustable Voltage Regulator, ADJ, 1.5V, 1.8V, 2.5V, 3.3V, 5V | TO-220, TO-252, TO-263, TO-263-3 | 
| UTC UZ1086 | 1.5A(Io)/1.3V(Vd) Low Dropout Linear Voltage Regulator, ADJ, 1.8V, 2.5V, 2.85V, 3.3V, 5V | TO-220, TO-223, TO-252, TO-263, TO-263-3 | 
| ◎L1119 | 1.5a low dropout regulators | SOT-89,223,TO-252 | 
| ◎UTC HT10XX | three-terminal low power voltage regulators | SOT-89,TO-92 | 
| ◎UTC L5200 | low noise, regulated charge pump dc/dc converters | SOT-26,TSOT-26,MSOP-8, | 
| ◎UTC LR1102 | low noise 150ma ldo regulato | SOT-25 | 
| ◎UTC LR1106 | large current positive voltage regulators | SOT-25,SOT-89,SOP-8 | 
| ◎UTC LR1121B | high ripple-rejection ldo regulator | SOT-25 | 
| ◎UTC U2429 | serial data control dual electronic volume | SOP-8 | 
| ◎UTC UR6225 | positive voltage regulator | TO-92,SOT-23,25,89 | 
| ◎UTC UT10XX | three-terminal low power voltage regulators | SOT-89,TO-92 | 
| ◎UTC UT71XX | three-terminal low power voltage regulators | SOT-89,TO-92 |