Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX General Description Features The AS78LXX series are three terminal positive regulators designed for a wide variety of applications including local, on-card regulation. · · · This series of regulators are complete with internal current limiting, thermal shutdown protection, and safe-area compensation which make them virtually immune from output overload. If adequate heat sinking are provided, these regulators can deliver output currents up to 100mA. · · · · Applications The AS78LXX series are available in TO-92 (bulk or ammo packing) and SOT-89-3 packages. TO-92 Output Current up to 100mA Fixed Output Voltages of 5V, 12V, 15V, 18V and 24V Output Voltage Accuracy of ±5% over the Full Temperature Range Internal Short Circuit Current Limiting Internal Thermal Overload Protection No External Components Output Transistor Safe-area Protection · · · Consumer Electronics Microprocessor Power Supply Mother Board TO-92 Ammo Packing SOT-89-3 Figure 1. Package Types of AS78LXX Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 1 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Pin Configuration Z Package R Package Z Package (TO-92 Ammo Packing) (TO-92) 3 INPUT 3 INPUT 2 GND 2 GND 1 OUTPUT 1 OUTPUT (SOT-89-3) GND 3 INPUT 2 GND 1 OUTPUT Figure 2. Pin Configuration of AS78LXX (Top View) Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 2 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Functional Block Diagram 3 R9 Q9 INPUT D1 Zener Q14 R16 Q21 Q24 R20 C1 R1 R21 Q18 R17 R12 1 Q6 Q3 OUTPUT R2 2 Q10 Q22 R3 Q11 R18 R7 Q7 Q1 R23 Q4 Q16 R4 R14 Q8 R11 R5 R15 R6 Q23 Q13 Q5 Q2 Q15 R19 C2 Q19 Q17 Q12 R2 R8 Q20 R13 R10 2 GND Figure 3. Functional Block Diagram of AS78LXX Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 3 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Ordering Information - AS78LXX E1: Lead Free Circuit Type TR: Tape & Reel or Ammo Blank: Bulk Output Voltage 05: 05V 12: 12V 15: 15V 18: 18V 24: 24V Package TO-92 SOT-89-3 Temperature Range -40 to 125oC -40 to 125oC Package Z: TO-92 R: SOT-89-3 Part Number Marking ID Packing Type AS78L05Z-E1 AS78L05Z-E1 Bulk AS78L05ZTR-E1 AS78L05Z-E1 Ammo AS78L12Z-E1 AS78L12Z-E1 Bulk AS78L12ZTR-E1 AS78L12Z-E1 Ammo AS78L15Z-E1 AS78L15Z-E1 Bulk AS78L15ZTR-E1 AS78L15Z-E1 Ammo AS78L18Z-E1 AS78L18Z-E1 Bulk AS78L18ZTR-E1 AS78L18Z-E1 Ammo AS78L24Z-E1 AS78L24Z-E1 Bulk AS78L24ZTR-E1 AS78L24Z-E1 Ammo AS78L05RTR-E1 E78E Tape & Reel AS78L12RTR-E1 E78F Tape & Reel AS78L15RTR-E1 E78G Tape & Reel AS78L18RTR-E1 E78H Tape & Reel AS78L24RTR-E1 E78I Tape & Reel BCD Semiconductor's Pb-free products, as designated with "E1" suffix in the part number, are RoHS compliant. Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 4 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Absolute Maximum Ratings (Note 1) Parameter Input Voltage Operating Junction Temperature Lead Temperature (Soldering, 10sec) Power Dissipation Storage Temperature Range Symbol Value Unit VIN 36 V TJ 150 o TLEAD 260 oC PD 750 mW TSTG -65 to 150 oC C Thermal Resistance θJA ESD (Human Body Model) ESD 2000 V ESD (Machine Model) ESD 200 V TO-92 oC/W 180 Note 1: Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "Recommended Operating Conditions" is not implied. Exposure to "Absolute Maximum Ratings" for extended periods may affect device reliability. Recommended Operating Conditions Parameter Input Voltage Symbol Min Max AS78L05 25 AS78L12 36 AS78L15 VIN 36 AS78L18 36 AS78L24 36 Operating Junction Temperature Range TJ -40 Mar. 2007 Rev. 1. 2 125 Unit V oC BCD Semiconductor Manufacturing Limited 5 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Electrical Characteristics AS78L05 (VIN=10V, IOUT=40mA, CIN=0.33µF, COUT=0.1µF, TJ=25oC, Bold typeface applies over -40oC≤TJ≤125oC, unless otherwise specified.) Parameter Symbol Conditions Output Voltage VOUT 7V≤VIN≤20V, 1mA≤IOUT≤100mA, PD≤0.75W Line Regulation VRLINE 7V≤VIN≤20V 8 Load Regulation VRLOAD 1mA≤IOUT≤100mA Quiescent Current Quiescent Current Change ∆IQ PSRR Dropout Voltage VDROP Output Voltage Temperature Coefficient NO Max 5.2 5.25 10 60 mV 3 5.5 mA 1mA≤IOUT≤40mA 0.1 47 V mV 1.5 f=120Hz, 8V≤VIN≤18V Unit 150 8V≤VIN≤20V 62 mA dB IOUT=40mA 1.7 IOUT=100mA 1.8 10Hz≤f≤100kHz (Note 2) 40 µV 0.42 mV/oC 84 ppm/oC ∆VOUT/∆T (∆VOUT/VOUT)/∆T Typ 5.0 4.75 IQ Ripple Rejection Output Noise Voltage Min 4.8 IOUT=5mA V Note 2: 0.01µF minimum load capacitance is recommended to limit high frequency noise. AS78L12 (VIN=19V, IOUT=40mA, CIN=0.33µF, COUT=0.1µF, TJ=25oC, Bold typeface applies over -40oC≤TJ≤125oC, unless otherwise specified.) Parameter Symbol Conditions Output Voltage VOUT 14.5V≤VIN≤27V, 1mA≤IOUT≤100mA, PD≤0.75W Line Regulation VRLINE 14.5V≤VIN≤27V 20 250 mV Load Regulation VRLOAD 1mA≤IOUT≤100mA 20 100 mV 6 mA Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Voltage Temperature Coefficient Min 11.5 11.4 IQ ∆IQ PSRR VDROP NO Max 12.5 12.6 3 16V≤VIN≤27V 1.5 1mA≤IOUT≤40mA 0.1 f=120Hz, 15V≤VIN≤25V 37 42 Unit V mA dB IOUT=40mA 1.7 IOUT=100mA 1.8 10Hz≤f≤100kHz (Note 2) 80 µV 1 mV/oC 84 ppm/oC ∆VOUT/∆T (∆VOUT/VOUT)/∆T Typ 12.0 IOUT=5mA V Note 2: 0.01µF minimum load capacitance is recommended to limit high frequency noise. Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 6 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Electrical Characteristics (Continued) AS78L15 (VIN=23V, IOUT=40mA, CIN=0.33µF, COUT=0.1µF, TJ=25oC, Bold typeface applies over -40oC≤TJ≤125oC, unless otherwise specified.) Parameter Symbol Conditions Output Voltage VOUT 17.5V≤VIN≤30V, 1mA≤IOUT≤100mA, PD≤0.75W Line Regulation VRLINE 17.5V≤VIN≤30V 25 250 mV Load Regulation VRLOAD 1mA≤IOUT≤100mA 25 150 mV 3 6 mA Quiescent Current Quiescent Current Change ∆IQ PSRR Dropout Voltage VDROP Output Voltage Temperature Coefficient NO Max 15.6 15.75 20V≤VIN≤30V 1.5 1mA≤IOUT≤40mA 0.1 f=120Hz, 18.5V≤VIN≤28.5V 34 39 Unit V mA dB IOUT=40mA 1.7 IOUT=100mA 1.8 10Hz≤f≤100kHz (Note 2) 90 µV 1.25 mV/oC 84 ppm/oC ∆VOUT/∆T (∆VOUT/VOUT)/∆T Typ 15.0 14.25 IQ Ripple Rejection Output Noise Voltage Min 14.4 IOUT=5mA V Note 2: 0.01µF minimum load capacitance is recommended to limit high frequency noise. AS78L18 (VIN=27V, IOUT=40mA, CIN=0.33µF, COUT=0.1µF, TJ=25oC, Bold typeface applies over -40oC≤TJ≤125oC, unless otherwise specified.) Parameter Symbol Conditions Output Voltage VOUT 22V≤VIN≤33V, 1mA≤IOUT≤100mA, PD≤0.75W Line Regulation VRLINE 22V≤VIN≤33V 30 300 mV Load Regulation VRLOAD 1mA≤IOUT≤100mA 30 170 mV 6 mA Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Voltage Temperature Coefficient Min 17.3 17.1 IQ ∆IQ PSRR VDROP NO Max 18.7 18.9 3 23V≤VIN≤33V 1.5 1mA≤IOUT≤40mA 0.1 f=120Hz, 23V≤VIN≤33V 33 38 Unit V mA dB IOUT=40mA 1.7 IOUT=100mA 1.8 10Hz≤f≤100kHz (Note 2) 150 µV 1.5 mV/oC 84 ppm/oC ∆VOUT/∆T (∆VOUT/VOUT)/∆T Typ 18.0 IOUT=5mA V Note 2: 0.01µF minimum load capacitance is recommended to limit high frequency noise. Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 7 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Electrical Characteristics (Continued) AS78L24 (VIN=33V, IOUT=40mA, CIN=0.33µF, COUT=0.1µF, TJ=25oC, Bold typeface applies over -40oC≤TJ≤125oC, unless otherwise specified.) Parameter Symbol Conditions Output Voltage VOUT 27V≤VIN≤36V, 1mA≤IOUT≤100mA, PD≤0.75W Line Regulation VRLINE 27V≤VIN≤36V 50 300 mV Load Regulation VRLOAD 1mA≤IOUT≤100mA 40 200 mV 3 6 mA Quiescent Current Quiescent Current Change ∆IQ PSRR Dropout Voltage VDROP Output Voltage Temperature Coefficient NO Max 25 25.2 28V≤VIN≤36V 1.5 1mA≤IOUT≤40mA 0.1 f=120Hz, 29V≤VIN≤35V 31 37 Unit V mA dB IOUT=40mA 1.7 IOUT=100mA 1.8 10Hz≤f≤100kHz (Note 2) 200 µV 2 mV/oC 84 ppm/oC ∆VOUT/∆T (∆VOUT/VOUT)/∆T Typ 24.0 22.8 IQ Ripple Rejection Output Noise Voltage Min 23 IOUT=5mA V Note 2: 0.01µF minimum load capacitance is recommended to limit high frequency noise. Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 8 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Typical Performance Characteristics 30 5.07 5.06 o TC=25 C 25 5.05 Output Voltage (V) Output Voltage (V) IOUT=40mA 20 AS78L05 AS78L12 AS78L24 15 10 5.04 5.03 5.02 5.01 AS78L05 VIN=10V 5.00 IOUT=1mA 5 0 0 5 10 15 20 25 30 4.99 35 -25 0 50 75 100 125 o Input Voltage (V) Figure 5. Output Voltage vs. Case Temperature Figure 4. Output Voltage vs. Input Voltage 2.0 26 24 1.8 22 VIN=10V/19V/33V 20 IOUT=1mA 1.6 Dropout Voltage (V) Output Voltage (V) 25 Case Temperature ( C) 18 AS78L05 AS78L12 AS78L24 16 14 12 10 8 6 1.4 1mA 40mA 70mA 100mA 1.2 1.0 0.8 0.6 AS78L05 VOUT=VOUT(nominal)x99% 0.4 4 0.2 2 0.0 0 0 25 50 75 100 125 150 175 -25 200 0 25 50 75 100 125 o o Case Temperature ( C) Case Temperature ( C) Figure 7. Dropout Voltage vs. Case Temperature Figure 6. Over Temperature Protection Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 9 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Typical Performance Characteristics (Continued) 3.5 25 3.4 VIN=10V/19V/33V 20 TC=25 C Quiescent Current (mA) Output Voltage (V) 3.3 o AS78L05 AS78L12 AS78L24 15 10 3.2 3.1 3.0 2.9 2.8 2.7 5 AS78L05 VIN=10V IOUT=1mA 2.6 2.5 0 0 50 100 150 200 -25 250 0 25 50 75 100 125 o Case Temperature ( C) Output Current (mA) Figure 9. Quiescent Current vs. Case Temperature Figure 8. Output Voltage vs. Output Current 2.8 60 50 2.0 PSRR (dB) Power Dissipation (W) 2.4 1.6 1.2 40 30 20 0.8 AS78L05 10 0 10 0.0 0 IOUT=40mA CIN=0.33µF 0.4 -25 AS78L05 VIN=10V 25 50 75 100 125 COUT=0.1µF 100 1000 10000 100000 1000000 Frequency (Hz) o Case Temperature ( C) Figure 11. PSRR vs. Frequency Figure 10. Power Dissipation vs. Case Temperature Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 10 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Typical Performance Characteristics (Continued) 200 ∆VOUT (100mV/Div) 15 AS78L05 10 5 IOUT (100mA/Div) ∆VOUT (20mV/Div) VIN (5V/Div) 20 20 0 -20 AS78L05 100 0 -100 100 0 -100 -200 -40 Time (40µs/Div) Time (20µs/Div) Figure 12. Line Transient (Conditions: IOUT=40mA, CIN=0.33µF, COUT=0.1µF) Mar. 2007 Rev. 1. 2 Figure 13. Load Transient (Conditions: VIN=10V, CIN=0.33µF, COUT=0.1µF) BCD Semiconductor Manufacturing Limited 11 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Typical Application AS78LXX VIN INPUT VOUT OUTPUT GND 0.33µF 0.1µF Figure 14. Typical Application of AS78LXX Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 12 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Mechanical Dimensions TO-92 Unit: mm(inch) 1.100(0.043) 3.430(0.135) MIN 3.700(0.146) 3.300(0.130) 1.400(0.055) 0.360(0.014) 0.510(0.020) 0.000(0.000) 0.380(0.015) Φ1.600(0.063) MAX 4.700(0.185) 0.380(0.015) 0.550(0.022) 14.100(0.555) 14.500(0.571) 4.300(0.169) 4.400(0.173) 4.700(0.185) 1.270(0.050) TYP 2.440(0.096) 2.640(0.104) Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 13 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Mechanical Dimensions (Continued) TO-92 Ammo Packing 12.400(0.488) 13.000(0.512) Unit: mm(inch) ±1.000(0.039) ±1.000(0.039) 4.400(0.173) 4.600(0.181) ΔP Δh 3.400(0.134) 3.600(0.142) 4.400(0.173) 4.600(0.181) 19.000(0.748) 21.000(0.827) 0.380(0.015) 0.550(0.022) 2.200(0.087) 2.800(0.110) 1.000 (0.039) MAX 15.500(0.610) 16.500(0.650) 5.500(0.217) 6.500(0.256) 2.500(0.098) MIN 3.800(0.150) 4.200(0.165) 17.500(0.689) 19.000(0.748) 2.200(0.087) 2.800(0.110) 6.050(0.238) 6.650(0.262) 8.500(0.335) 9.500(0.374) 3.550(0.140) 4.150(0.163) 12.500(0.492) 12.900(0.508) 0.150(0.006) 0.250(0.010) 0.350(0.014) 0.450(0.018) Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 14 Preliminary Datasheet 100mA POSITIVE VOLTAGE REGULATOR AS78LXX Mechanical Dimensions (Continued) SOT-89-3 Unit: mm(inch) 4.400(0.173) 4.600(0.181) 1.630(0.064) 1.400(0.055) 1.600(0.063) 1.830(0.072) 0.000(0.000) 0.076(0.003) 1.400(0.055)* 1.200(0.047) 0.900(0.035) 3.950(0.156) 4.250(0.167) R0.200(0.008) 2.300(0.091) 2.600(0.102) 3° 10° 0.360(0.014) 0.360(0.014) 0.360(0.014) 0.520(0.020) 0.480(0.019) 0.440(0.017) 0.440(0.017) 3.000(0.118) 0.560(0.022) 3° 10° R0.150(0.006) Mar. 2007 Rev. 1. 2 BCD Semiconductor Manufacturing Limited 15 http://www.bcdsemi.com IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifications herein. BCD Semiconductor Manufacturing Limited does not assume any responsibility for use of any its products for any particular purpose, nor does BCD Semiconductor Manufacturing Limited assume any liability arising out of the application or use of any its products or circuits. BCD Semiconductor Manufacturing Limited does not convey any license under its patent rights or other rights nor the rights of others. MAIN SITE BCD Semiconductor Manufacturing Limited BCD Semiconductor Manufacturing Limited - Wafer Fab Shanghai SIM-BCD Semiconductor Manufacturing Limited 800, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6485 1491, Fax: +86-21-5450 0008 - IC Design Group Advanced Analog Circuits (Shanghai) Corporation 8F, Zone B, 900, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6495 9539, Fax: +86-21-6485 9673 REGIONAL SALES OFFICE Shenzhen Office Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd. Shenzhen Office Advanced Analog Circuits (Shanghai) Corporation Shenzhen Office Room E, 5F, Noble Center, No.1006, 3rd Fuzhong Road, Futian District, Shenzhen 518026, China Tel: +86-755-8826 7951 Fax: +86-755-8826 7865 Taiwan Office BCD Semiconductor (Taiwan) Company Limited 4F, 298-1, Rui Guang Road, Nei-Hu District, Taipei, Taiwan Tel: +886-2-2656 2808 Fax: +886-2-2656 2806 USA Office BCD Semiconductor Corporation 30920 Huntwood Ave. Hayward, CA 94544, U.S.A Tel : +1-510-324-2988 Fax: +1-510-324-2788