UNISONIC TECHNOLOGIES CO.,LTD RXXLD30 Linear Integrated Circuit 3A OUTPUT TYPE LOW POWER-LOSS VOLTAGE REGULATOR FEATURES *Low power-loss(Dropout voltage: 0.5V(max) at Io=3.0A) *3.0A output type *Output voltage precision:±3.0% *Built-in ON/OFF control function and over-current protection circuit. *Thermal shutdown protection. ORDERING INFORMATION Ordering Number Lead Free Halogen Free RXXLD30L-TB5-T RXXLD30G-TB5-T RXXLD30L-TF4-T RXXLD30G-TF4-T Note: Pin Assignment: N: NC I: INPUT O: OUTPUT www.unisonic.com.tw Copyright © 2014 Unisonic Technologies Co.,LTD Pin Assignment 1 2 3 4 5 TO-220B N I O G F TO-220F-4 I O G F G: GND F: ON/OFF Package Packing Tube Tube 1 of 9 QW-R102-028.B RXXLD30 Linear Integrated Circuit MARKING INFORMATION PACKAGE VOLTAGE CODE TO-220F-4 TO-220B 33 :3.3V 05 :5.0V 09 :9.0V 12 :12V MARKING BLOCK DIAGRAM TO-220F-4 TO-220B 2 3 Specfic IC 5 4 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 9 QW-R102-028.B RXXLD30 Linear Integrated Circuit ABSOLUTE MAXIMUM RATINGS (TA=25°C, unless otherwise specified.) PARAMETER Input Voltage ON/OFF Control Terminal Voltage Output Current RATINGS UNIT 20 V 20 V 3.0 A No Heat Sink 1.4 W Power Dissipation PD With Heat Sink 15 W Junction Temperature TJ 125 C Operating Temperature TOPR -40 ~ +85 C Storage Temperature TSTG -40 ~ +150 C Note: The device is guaranteed to meet performance specification within 0℃~70℃ operating temperature range and assured by design from –20℃~85℃, characteristic and correlation with static process control. SYMBOL VIN Vc IOUT ELECTRICAL CHARACTERISTICS (Refer to the test circuits, unless otherwise specified, Ta=25C) For R33LD30(3.3V) PARAMETER Output Voltage Line Regulation Load Regulation Temperature Coefficient of Output Voltage Ripple Rejection Dropout Voltage ON Voltage for Control(Note2) OFF ON Current for Control OFF Quiescent Current SYMBOL VOUT VOUT VOUT TcVo RR VD VC(ON) VC(OFF) IC(ON) IC(OFF) ID TEST CONDITIONS VIN=5V, IOUT=2A VIN=4 ~ 10V, IOUT=5mA VIN=5V, IOUT=5mA ~ 3.0A TJ=0 ~ 125C,IOUT=5mA Refer to Fig.2 (Note1), IOUT=3A VIN=5V VIN=5V VC=2.7V,VIN=5V VC=0.4V, VIN=5V IOUT=0A, VIN=5V MIN 3.201 For R05LD30(5V) PARAMETER Output Voltage Line Regulation Load Regulation Temperature Coefficient of Output Voltage Ripple Rejection Dropout Voltage ON Voltage for Control(Note2) OFF ON Current for Control OFF Quiescent Current SYMBOL VOUT VOUT VOUT TcVo RR VD VC(ON) VC(OFF) IC(ON) IC(OFF) ID TEST CONDITIONS VIN =7V, IOUT=2A VIN =6 ~ 12V, IOUT=5mA VIN =7V, IOUT=5mA ~ 3.0A TJ=0 ~ 125C, IOUT=5mA Refer to Fig.2 (Note1), IOUT=3A VIN =7V VIN =7V VC=2.7V, VIN =7V VC=0.4V, VIN =7V IOUT =0A, VIN =7V MIN 4.85 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 45 2.0 45 TYP MAX UNIT 3.3 3.399 V 0.1 2.5 % 0.1 2.0 % ±0.02 %/C 55 dB 0.5 V V 0.8 V 20 A -0.4 mA 10 mA TYP 5.0 0.5 0.1 ±0.02 55 MAX 5.15 2.5 2.0 0.5 2.0 0.8 20 -0.4 10 UNIT V % % %/C dB V V V A mA mA 3 of 9 QW-R102-028.B RXXLD30 Linear Integrated Circuit ELECTRICAL CHARACTERISTICS(Cont.) For R09LD30(9V) PARAMETER Output Voltage Line Regulation Load Regulation Temperature Coefficient of Output Voltage Ripple Rejection Dropout Voltage ON Voltage for Control(Note2) OFF ON Current for Control OFF Quiescent Current SYMBOL VOUT VOUT VOUT TcVo RR VD VC(ON) VC(OFF) IC(ON) IC(OFF) ID TEST CONDITIONS VIN =11V, IOUT=2A VIN =10 ~ 16V, IOUT=5mA VIN =11V, IOUT=5mA ~ 3.0A TJ=0 ~ 125C, IOUT=5mA Refer to Fig.2 (Note1), IOUT=3A VIN =11V VIN =11V VC=2.7V, VIN =11V VC=0.4V, VIN =11V IOUT =0A, VIN =11V MIN 8.73 45 TYP 9.0 0.5 0.1 ±0.02 55 MAX 9.27 2.5 2.0 0.5 2.0 0.8 20 -0.4 10 UNIT V % % %/C dB V V V A mA mA For R12LD30(12V) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Output Voltage VOUT VIN =14V, IOUT=2A 11.64 12.0 12.36 V Line Regulation VOUT VIN =13 ~ 19V, IOUT=5mA 0.5 2.5 % Load Regulation VOUT VIN =14V, IOUT=5mA ~ 3.0A 0.1 2.0 % Temperature Coefficient of Output Voltage TcVo TJ=0 ~ 125C, IOUT=5mA ±0.02 %/C Ripple Rejection RR Refer to Fig.2 45 55 dB Dropout Voltage VD (Note1), IOUT=3A 0.5 V ON VC(ON) VIN =14V 2.0 V Voltage for Control(Note2) OFF VC(OFF) VIN =14V 0.8 V ON IC(ON) VC=2.7V, VIN =14V 20 A Current for Control OFF IC(OFF) VC=0.4V, VIN =14V -0.4 mA Quiescent Current ID IOUT =0A, VIN =14V 10 mA Note: 1.Input voltage shall be the value when output voltage is 95% in comparison with the initial value. 2.In case of opening control terminal(pin 5 of TO-220B, pin 4 of TO-220F-4), output voltage turns on. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 9 QW-R102-028.B RXXLD30 Linear Integrated Circuit TEST CIRCUIT Note : ○: TO-220F-4, ( ): TO-220B Fig.1 TYPICAL APPLICATION load UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 9 QW-R102-028.B RXXLD30 Output voltage, Vo (V) TYPICAL CHARACTERISTICS Power dissipation, PD (W) Linear Integrated Circuit UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 9 QW-R102-028.B RXXLD30 Linear Integrated Circuit TYPICAL CHARACTERISTICS(cont.) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 7 of 9 QW-R102-028.B RXXLD30 TYPICAL CHARACTERISTICS(cont.) Fig.15 Output Voltage vs .Input Voltage (R12LD30) Fig.16 Circuit Operating Current vs .Input Voltage (R33LD30) 20 80 Output voltage, Vo (V) Output voltage, Vo (V) 15 RL= 10 RL=6 RL=4 5 60 40 RL=1.65 20 RL=1.1 R L= 0 0 0 5 10 15 20 0 25 5 Fig.17 Circuit Operating Current vs .Input Voltage (R05LD30) Fig.18 Circuit Operating Current vs .Input Voltage (R09LD30) 80 80 60 40 RL=1.66 20 RL=2.5 RL= 0 0 5 10 Circuit operating current, IBIAS (mA) Circuit operating current, IBIAS (mA) 10 Input voltage, VIN (V) Input voltage, VIN (V) 60 40 RL=3 20 RL=4.5 RL= 0 15 10 5 0 Input voltage, VIN (V) Input voltage, VIN (V) Fig.20 Dropout Voltage vs .Junction Temperature Fig.19 Circuit Operating Current vs .Input Voltage (R12LD30) 0.5 Dropout voltage, Vi-o (V) 80 Circuit operating current, IBIAS (mA) Linear Integrated Circuit 60 40 RL=4 20 R12LD30 0.4 R33LD30 R09LD30 0.3 R05LD30 0.2 0.1 RL=6 RL= 0 0 0 5 10 15 20 25 Input voltage, VIN (V) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw -25 0 25 50 75 100 125 Junction temperature, TJ (℃) 8 of 9 QW-R102-028.B RXXLD30 Linear Integrated Circuit TYPICAL CHARACTERISTICS(cont.) 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