NCP3335 High Accuracy Ultra−low Iq, 500 mA Low Dropout Regulator The NCP3335 is a high performance low dropout regulator that entails all the required features for consumer electronics and encompasses a unique design technology that allows for a high accuracy of ±0.9% over line and load regulation. This device operates using a minimum output capacitance and is guaranteed to be stable using any type of capacitor. With output voltage options at 2.5 V, 2.85 V, and 3.3 V, delivering 500 mA of current, this device is offered in a Micro8 package. It contains thermal protection, current limitation and is lead free. http://onsemi.com Micro8] DMR2 SUFFIX CASE 846A Features • • • • • • • • • • • • • High Accuracy Over Line and Load (±0.9% at 25°C) Ultra Low Dropout Voltage Low Noise Low Shutdown Current Low Dropout Voltage 2.6 V to 12 V Supply Range Thermal Shutdown Protection Current Limitation Minimum Output Capacitance of 1.0 mF Required for Stability Stable with Any Type of Capacitor (including MLCC) No Minimum Output Current Required for Stability Available in 2.5 V, 2.85 V, and 3.3 V Output Voltages (Please contact factory for other voltage options) These are Pb−Free Devices Applications • • • • • • • PCMCIA Card Cellular Phones Camcoders and Cameras Networking Systems, DSL/Cable Modems Cable Set−Top Box MP3/CD Players DSP Supply © Semiconductor Components Industries, LLC, 2005 April, 2005 − Rev. 1 MARKING DIAGRAM 8 Pin xxx AYW 1 xxx A Y W 1,2. Vout 3. Sense Pin 4. GND 5. NR 6. SD (Shutdown Pin) 7,8. Vin = LHX for 2.5 V = LHY for 2.85 V = LHZ for 3.3 V = Assembly Location = Year = Work Week ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 7 of this data sheet. 1 Publication Order Number: NCP3335/D NCP3335 Cnr (Optional) 5 NR SENSE 7 8 Vin Cin 1.0 mF IN OUT IN OUT + 2 Vout 1 Cout 1.0 mF GND SD 6 3 4 + ON OFF Figure 1. Typical Application Schematic PIN FUNCTION DESCRIPTION Pin No. Pin Name 1, 2 Vout Description 3 SENSE 4 GND 5 NR Noise Reduction Pin. This is an optional pin used to further reduce noise. 6 SD Shutdown pin. When not in use, this pin should be connected to the input pin. 7, 8 Vin Power Supply Input Voltage Regulated output voltage. Bypass to ground with Cout w 1.0 mF. For output voltage sensing, connect to Pins 1 and 2. Power Supply Ground ABSOLUTE MAXIMUM RATINGS Rating Symbol Value Unit Input Voltage Vin −0.3 to +16 V Output Voltage Vout −0.3 to Vin +0.3 V Shutdown Pin Voltage Vsh −0.3 to +16 V Thermal Characteristics Thermal Resistance, Junction−to−Air RqJA 238 °C/W Operating Junction Temperature Range TJ −40 to +150 °C Storage Temperature Range Tstg −50 to+150 °C Maximum ratings are those values beyond which device damage can occur. Maximum ratings applied to the device are individual stress limit values (not normal operating conditions) and are not valid simultaneously. If these limits are exceeded, device functional operation is not implied, damage may occur and reliability may be affected. NOTE: This device series contains ESD protection and exceeds the following tests: Human Body Model (HBM) JESD 22−A114−B Machine Model (MM) JESD 22−A115−A http://onsemi.com 2 NCP3335 ELECTRICAL CHARACTERISTICS – 2.5 V (Vout = 2.5 V typical, Vin = 2.9 V, TA = −40°C to +85°C, unless otherwise noted) Symbol Min Typ Max Unit Output Voltage (Accuracy) Vin = 2.9 V to 6.5 V, Iload = 0.1 mA to 500 mA, TJ = 25°C Characteristic Vout −0.9% 2.477 2.5 +0.9% 2.523 V Output Voltage (Accuracy) Vin = 2.9 V to 6.5 V, Iload = 0.1 mA to 500 mA, TJ = 0°C to +85°C Vout −1.4% 2.465 2.5 +1.4% 2.535 V Output Voltage (Accuracy), (Note 1) Vin = 2.9 V to 6.5 V, Iload = 0.1 mA to 500 mA, TJ = −40°C to +150°C Vout −1.5% 2.462 2.5 +1.5% 2.538 V Line Regulation Vin = 2.9 V to 6.5 V, Iload = 0.1 mA LineReg 0.04 mV/V Load Regulation Vin = 2.9 V, Iload = 0.1 mA to 500 mA LoadReg 0.04 mV/mA Dropout voltage Iload = 500 mA (Note 2) Iload = 300 mA (Note 2) Iload = 50 mA Iload = 0.1mA VDO Peak Output Current Ipk Thermal Shutdown TJ Ground Current In Regulation Iload = 500 mA (Note 2) Iload = 300 mA (Note 2) Iload = 50 mA Iload = 0.1 mA 340 230 110 10 500 mV 700 mA 160 °C IGND 9.0 4.6 0.8 − In Dropout Vin = 2.4 V, Iload = 0.1 mA In Shutdown SD = 0 V IGNDsh Output Noise Cnr = 0 nF, Iload = 500 mA, f = 10 Hz to 100 kHz, Cout = 10 mF Cnr = 10 nF, Iload = 500 mA, f = 10 Hz to 100 kHz, Cout = 10 mF 0.07 Vnoise Shutdown Threshold Voltage ON Threshold Voltage OFF Output Current In Shutdown Mode, Vout = 0 V 1. For proper operation below TJ = 0°C, please refer to typical graphs. 2. TA must be greater than 0°C. http://onsemi.com 3 mA mA 500 mA 1.0 mA 56 35 2.0 SD Input Current, VSD = 0 V to 0.4 V or VSD = 2.0 V to Vin 14 7.5 2.5 190 mVrms mVrms 0.4 V V ISD 0.07 1.0 mA IOSD 0.07 1.0 mA NCP3335 ELECTRICAL CHARACTERISTICS – 2.85 V (Vout = 2.85 V typical, Vin = 3.25 V, TA = −40°C to +85°C, unless otherwise noted) Symbol Min Typ Max Unit Output Voltage (Accuracy) Vin = 3.25 V to 6.85 V, Iload = 0.1 mA to 500 mA, TJ = 25°C Characteristic Vout −0.9% 2.824 2.85 +0.9% 2.876 V Output Voltage (Accuracy) Vin = 3.25 V to 6.85 V, Iload = 0.1 mA to 500 mA, TJ = 0°C to +85°C Vout −1.4% 2.810 2.85 +1.4% 2.890 V Output Voltage (Accuracy) (Note 3) Vin = 3.25 V to 6.85 V, Iload = 0.1 mA to 500 mA, TJ = −40°C to +150°C Vout −1.5% 2.807 2.85 +1.5% 2.893 V Line Regulation Vin = 3.25 V to 6.85 V, Iload = 0.1 mA LineReg 0.04 mV/V Load Regulation Vin = 3.25 V, Iload = 0.1 mA to 500 mA LoadReg 0.04 mV/mA Dropout voltage Iload = 500 mA Iload = 300 mA Iload = 50 mA Iload = 0.1mA VDO Peak Output Current Ipk Thermal Shutdown TJ Ground Current In Regulation Iload = 500 mA (Note 4) Iload = 300 mA Iload = 50 mA Iload = 0.1 mA 340 230 110 10 500 mV 700 mA 160 °C IGND In Dropout Vin = 2.75 V, Iload = 0.1 mA In Shutdown SD = 0 V IGNDsh Output Noise Cnr = 0 nF, Iload = 500 mA, f = 10 Hz to 100 kHz, Cout = 10 mF Cnr = 10 nF, Iload = 500 mA, f = 10 Hz to 100 kHz, Cout = 10 mF Vnoise Shutdown Threshold Voltage ON Threshold Voltage OFF 9.0 4.6 0.8 − 14 7.5 2.5 190 − 500 mA 0.07 1.0 mA 61 40 2.0 SD Input Current, VSD = 0 V to 0.4 V or VSD = 2.0 V to Vin Output Current In Shutdown Mode, Vout = 0 V 3. For proper operation below TJ = 0°C, please refer to typical graphs. 4. TA must be greater than 0°C. http://onsemi.com 4 mA mA mVrms mVrms 0.4 V V ISD 0.07 1.0 mA IOSD 0.07 1.0 mA NCP3335 ELECTRICAL CHARACTERISTICS – 3.3 V (Vout = 3.3 V typical, Vin = 3.7 V, TA = −40°C to +85°C, unless otherwise noted) Symbol Min Typ Max Unit Output Voltage (Accuracy) Vin = 3.7 V to 7.3 V, Iload = 0.1 mA to 500 mA, TJ = 25°C Characteristic Vout −0.9% 3.270 3.3 +0.9% 3.330 V Output Voltage (Accuracy) Vin = 3.7 V to 7.3 V, Iload = 0.1 mA to 500 mA, TJ = 0°C to +85°C Vout −1.4% 3.254 3.3 +1.4% 3.346 V Output Voltage (Accuracy) Vin = 3.7 V to 7.3 V, Iload = 0.1 mA to 500 mA, TJ = −40°C to +150°C Vout −1.5% 3.250 3.3 +1.5% 3.350 V Line Regulation Vin = 3.7 V to 7.3 V, Iload = 0.1 mA LineReg 0.04 mV/V Load Regulation Vin = 3.7 V, Iload = 0.1 mA to 500 mA LoadReg 0.04 mV/mA Dropout Voltage Iload = 500 mA Iload = 300 mA Iload = 50 mA Iload = 0.1 mA VDO Peak Output Current Ipk Thermal Shutdown TJ Ground Current In Regulation Iload = 500 mA (Note 5) Iload = 300 mA Iload = 50 mA Iload = 0.1 mA 340 230 110 10 500 mV 700 mA 160 °C IGND In Dropout Vin = 3.2 V, Iload = 0.1 mA In Shutdown SD = 0 V IGNDsh Output Noise Cnr = 0 nF, Iload = 500 mA, f = 10 Hz to 100 kHz, Cout = 10 mF Cnr = 10 nF, Iload = 500 mA, f = 10 Hz to 100 kHz, Cout = 10 mF Vnoise Shutdown Threshold Voltage ON Threshold Voltage OFF 9.0 4.6 0.8 − 14 7.5 2.5 190 mA − 500 mA 0.07 1.0 mA 69 46 2.0 SD Input Current, VSD = 0 V to 0.4 V or VSD = 2.0 V to Vin Output Current In Shutdown Mode, Vout = 0 V 5. TA must be greater than 0°C. http://onsemi.com 5 mA mVrms mVrms 0.4 V V ISD 0.07 1.0 mA IOSD 0.07 1.0 mA NCP3335 400 12 350 250 200 150 50 mA 100 20 40 60 80 100 120 300 mA 4 TJ (°C) 0 80 TJ (°C) Figure 2. Dropout Voltage vs. Temperature Figure 3. Ground Current vs. Temperature 2.550 1000 2.540 900 2.530 800 2.520 700 2.510 2.500 2.490 40 60 100 120 140 Isc Ipk 500 400 300 200 2.460 100 2.450 −40 −20 20 600 2.470 0 0 20 40 60 80 100 120 0 140 20 40 60 80 100 120 TJ (°C) TJ (°C) Figure 4. Output Voltage vs. Temperature Figure 5. Peak and Short Current vs. Temperature 0.8 140 0.8 0.7 0.7 0°C 0.6 −20°C −10°C 0°C 0.6 −40°C IOUT, (A) 0.5 50 mA 0 140 Ipk (mA), Isc (mA) VOUT (V) 0 2.480 IOUT (A) 6 2 50 0 500 mA 8 300 mA IGND (mA) VDO (mV) 10 500 mA 300 0.4 0.3 0.5 −30°C 0.3 0.2 0.2 0.1 0.1 0 3.85 3.75 3.65 3.55 3.45 3.35 3.25 3.15 3.05 2.95 2.85 −40°C 0.4 0 3.5 3.4 3.3 3.2 3.1 −20°C 3.0 2.9 2.8 2.7 2.6 2.5 VIN (V) VIN, (V) Figure 6. Output Current Capability for the 2.85 V Version Figure 7. Output Current Capability for the 2.5 V Version http://onsemi.com 6 100 500 90 450 80 400 70 50 mA 250 mA 60 NOISE DENSITY (nV/ǠHz) RR, RIPPLE REJECTION (dB) NCP3335 50 500 mA 40 30 20 10 Vout = 2.5 V Cout = 10 mF TJ = 25°C 0 0.01 Cout = 1.0 mF Cnr = 0 nF 350 300 250 200 Vout = 2.5 V Iout = 500 mA TJ = 25°C 100 0 1.0 10 100 Cout = 1.0 mF Cnr = 10 nF 150 50 0.1 Cout = 10 mF Cnr = 0 nF 0.01 Cout = 10 mF Cnr = 10 nF 0.1 1.0 10 F, FREQUENCY (kHz) F, FREQUENCY (kHz) Figure 8. Ripple Rejection vs. Frequency Figure 9. Output Noise Density 100 ORDERING INFORMATION Nominal Output Voltage Package Shipping † NCP3335DMR2250G 2.5 V Micro8 (Pb−Free) 4000 / Tape & Reel NCP3335DMR2285G 2.85 V Micro8 (Pb−Free) 4000 / Tape & Reel NCP3335DMR2330G 3.3 V Micro8 (Pb−Free) 4000 / Tape & Reel Device †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. *Please contact factory for other voltage options. http://onsemi.com 7 NCP3335 PACKAGE DIMENSIONS Micro8 CASE 846A−02 ISSUE F NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: MILLIMETER. 3. DIMENSION A DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.15 (0.006) PER SIDE. 4. DIMENSION B DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSION. INTERLEAD FLASH OR PROTRUSION SHALL NOT EXCEED 0.25 (0.010) PER SIDE. 5. 846A−01 OBSOLETE, NEW STANDARD 846A−02. −A− −B− K PIN 1 ID G D 8 PL 0.08 (0.003) M T B S A SEATING −T− PLANE 0.038 (0.0015) C L J H MILLIMETERS MIN MAX 2.90 3.10 2.90 3.10 −−− 1.10 0.25 0.40 0.65 BSC 0.05 0.15 0.13 0.23 4.75 5.05 0.40 0.70 DIM A B C D G H J K L S INCHES MIN MAX 0.114 0.122 0.114 0.122 −−− 0.043 0.010 0.016 0.026 BSC 0.002 0.006 0.005 0.009 0.187 0.199 0.016 0.028 SOLDERING FOOTPRINT* 1.04 8X 0.041 0.38 0.015 3.20 0.126 6X 8X 4.24 0.167 0.65 0.0256 5.28 0.208 SCALE 8:1 mm Ǔ ǒinches *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. The products described herein NCP3335, may be covered by one or more of the following U.S. patents; 5,920,184, 5,966,004, and 5,834,926. There may be other patents pending. Micro8 is a trademark of International Rectifier. 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This literature is subject to all applicable copyright laws and is not for resale in any manner. PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT: N. American Technical Support: 800−282−9855 Toll Free Literature Distribution Center for ON Semiconductor USA/Canada P.O. Box 61312, Phoenix, Arizona 85082−1312 USA Phone: 480−829−7710 or 800−344−3860 Toll Free USA/Canada Japan: ON Semiconductor, Japan Customer Focus Center 2−9−1 Kamimeguro, Meguro−ku, Tokyo, Japan 153−0051 Fax: 480−829−7709 or 800−344−3867 Toll Free USA/Canada Phone: 81−3−5773−3850 Email: [email protected] http://onsemi.com 8 ON Semiconductor Website: http://onsemi.com Order Literature: http://www.onsemi.com/litorder For additional information, please contact your local Sales Representative. NCP3335/D