AIC1727 50mA Low Dropout Linear Regulator n FEATURES n DESCRIPTION l 4% Accuracy Output Voltage. The AIC1727 is a 3-pin low dropout linear l Low Dropout Voltage regulator. The superior characteristics of the l Guaranteed 50mA Output Current. AIC1727 include zero base current loss, low l Internal P-MOSFET Draws no Base Current. dropout voltage and accurate output voltage. l Low Ground Current. Typical ground current remains approximately 4 l Output Voltage of 3.0V/ 3.3V/ 3.6V/ 4.5V/ 5.0V µA, Available. conditions. l Input Voltage Range up to 13V. The AIC1727 comes in the popular 3-pin SOT- l Needs only 1µF for Stability. 23, SOT-89, TO-92 packages. from no load to maximum loading n APPLICATIONS l Toys. l Battery Powered Systems. l Audio/Video System l Wireless Communication Systems. n TYPICAL APPLICATION CIRCUIT VIN VOUT AIC1727 V IN VOUT + 1µF CIN GND + 1µ F C OUT Low Dropout Linear Regulator Analog Integrations Corporation 4F, 9, Industry E. 9th Rd, Science Based Industrial Park, Hsinchu Taiwan, ROC DS-1527-00 TEL: 886-3-5772500 May 29, 00 FAX: 886-3-5772510 www.analog.com.tw 1 AIC1727 n ORDERING INFORMATION AIC1727-XXCXX ORDER NUMBER PACKAGING TYPE U: SOT-23 X: SOT-89 ZT: TO-92 ZL: TO-92 OUTPUT VOLTAGE 30: 3.0V 33: 3.3V 36: 3.6V 45: 4.5V 50: 5.0V PIN CONFIGURATION AIC1727-30CU AIC1727-33CU AIC1727-36CU AIC1727-45CU AIC1727-50CU (SOT-23) FRONT VIEW 1: GND 2: VOUT 3: VIN AIC1727-30CX AIC1727-33CX AIC1727-36CX AIC1727-45CX AIC1727-50CX (SOT-89) FRONT VIEW AIC1727-30CZL AIC1727-33CZL AIC1727-36CZL AIC1727-45CZL AIC1727-50CZL (TO-92 L Type) TOP VIEW AIC1727-30CZT AIC1727-33CZT AIC1727-36CZT AIC1727-45CZT AIC1727-50CZT (TO-92 T Type) TOP VIEW 3 1 2 1: GND 2: VIN 3: VOUT 1 2 3 1 1: GND 2: VIN 3: VOUT 2 3 1 1: VOUT 2: GND 3: VIN 2 3 n ABSOLUTE MAXIMUM RATINGS Input Supply Voltage...................................................… … … … ..… … .................... -0.3~13V Operating Junction Temperature Range .....… … … ........… … … … ..… .............. -40°C~ 85°C Storage Temperature Range ....................… … ......................… … … .............. -65°C~150°C Power Dissipation SOT-89 Package ....… ...… ................. 0.5W TO-92 Package.....… … … … ............. 0.5W SOT-23 Package .....… … … … .......… . 0.35W n TEST CIRCUIT Refer to the TYPICAL APPLICATION CIRCUIT 2 AIC1727 n ELECTRICAL CHARACTERISTICS (Ta=25°C, C =1 IN F, COUT=1µF, unless otherwise specified.) PARAMETER Output Voltage TEST CONDITIONS No Load AIC1727-50 AIC1727-45 AIC1727-36 AIC1727-33 AIC1727-30 Output Voltage Temperature Coefficiency (Note 1) Line Regulation ?Vout Vout × ?Vin IL=1mA AIC1727-50 AIC1727-45 AIC1727-36 AIC1727-33 AIC1727-30 Load Regulation (Note 2) AIC1727-50 AIC1727-45 AIC1727-36 AIC1727-33 AIC1727-30 Dropout Voltage (Note 3) Ground Current Note 1: Note 2: Note 3: VIN=5.5~13V VIN=5.5~13V VIN=4.0~13V VIN=4.0~13V VIN=3.6~13V MIN. TYP. MAX. 4.800 4.320 3.455 3.170 2.880 5.0 4.5 3.6 3.3 3.0 5.200 4.680 3.745 3.430 3.120 ±150 VIN=5.5~13V VIN=5.0~13V VIN=4.1~13V VIN=3.8~13V VIN=3.5~13V 0.3 0.3 0.3 0.3 0.3 30 30 30 30 30 60 60 60 60 60 IL=1mA AIC1727-50 AIC1727-45 AIC1727-36 AIC1727-33 AIC1727-30 24 26 33 36 40 36 39 50 54 60 IO=0.1mA~50mA 4 7 IL=0.1~50mA IL=0.1~50mA IL=0.1~50mA IL=0.1~50mA IL=0.1~50mA V PPM/°C 0.2 0.2 0.2 0.2 0.2 VIN=7.0V, VIN=6.5V, VIN=5.6V, VIN=5.3V, VIN=5.0V, UNIT %/V mV mV µA Guaranteed by design. Regulation is measured at constant junction temperature, using pulse testing with a low ON time. Dropout voltage is defined as the input to output differential at which the output voltage drops 100mV below the value measured with a 1V differential. 3 AIC1727 n TYPICAL PERFORMANCE CHARACTERISTICS Line Transient Response 5.5V VIN Line Transient Response 5.5V IOUT =1mA COUT=1µF 4.5V VIN 3.0V 200mV/DIV VOUT 4.5V 3.0V Time (1mS/DIV) Time (1mS/DIV) Line Transient Response VIN 200mV/DIV VOUT 7.5V Line Transient Response 7.5V IOUT=1mA COUT=1µ F VIN 5.5V 200mV/DIV 5.0V IOUT=10mA COUT=1µ F VOUT IOUT=10mA COUT=1µ F 6.5V 5.0V 200mV/DIV VOUT Time (1mS/DIV) Time (1mS/DIV) Load Transient Response Load Transient Response C OUT =1µF COUT=1µF 5.0V 5.0V VOUT 200mV/DIV VOUT 200mV/DIV 30mA IOUT 0mA 10mA Time (1mS/DIV) IOUT 0mA Time (1mS/DIV) 4 AIC1727 TYPICAL PERFORMANCE CHARACTERISTICS (Continued) Dropout Voltage vs Load Current Load Transient Response 1800 COUT= 1µF VOUT=3.0V 1600 3.3V 1400 Dropout Voltage (mV) 5.0V VOUT 200mV/DIV 50mA IOUT 0mA 3.6V 1200 1000 4.5V 800 5.0V 600 400 200 0 0 10 Time (1mS/DIV) 30 40 50 Ground Current vs Temperature 6.0 5.5 5 VOUT=3.0V V OUT=3V V IN =5V 5.0 4.5 Ground Current ( µA) 4 Ground Current ( µA) 20 Load Current (mA) Ground Current vs VIN 3.3V 3.6V 3 4.5V 2 4.0 3.5 3.0 2.5 2.0 1.5 1 1.0 5.0V 0.5 0.0 -40 0 0 2 4 6 8 10 12 14 -20 0 20 40 60 80 Temperature ( ° C) VIN (V) Ground Current vs Temperature 6.0 5.5 VOUT=5V VIN =7V 5.0 4.5 Ground Current ( µA) n 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 -40 -20 0 20 40 60 80 Temperature (°C) 5 AIC1727 n BLOCK DIAGRAM VOUT VIN ERROR AMP Reference Voltage GND n PHYSICAL DIMENSIONS l SOT-23 (unit: mm) C D L E H θ1 e A A2 l MIN MAX A 1.00 1.30 A1 — 0.10 A2 0.70 0.90 b 0.35 0.50 C 0.10 0.25 D 2.70 3.10 E 1.40 1.80 e A1 b SYMBOL 1.90 (TYP) H 2.60 3.00 L 0.37 — θ1 1° 9° SOT-23 Marking Part No. AIC1727-30CU AIC1727-33CU AIC1727-36CU AIC1727-45CU AIC1727-50CU Marking BJ30 BJ33 BJ36 BJ45 BJ50 6 AIC1727 l SOT-89 (unit: mm) D A SYMBOL MIN MAX C A 1.40 1.60 B 0.36 0.48 C 0.35 0.44 D 4.40 4.60 D1 1.62 1.83 E 2.29 2.60 D1 H E L B e e1 l e 1.50 (TYP.) e1 3.00 (TYP.) H 3.94 4.25 L 0.89 1.20 SYMBOL MIN MAX A 4.32 5.33 TO-92 (unit: mm) A E L C C e1 D 0.38 (TYP.) D 4.40 5.20 E 3.17 4.20 e1 L 1.27 (TYP.) 12.7 - 7