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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.
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Micro8] DMR2 SUFFIX CASE 846A
* * * * * * * * * * * * * * * * * * * *
High Accuracy Over Line and Load (0.9% at 25C) 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 PCMCIA Card Cellular Phones Camcoders and Cameras Networking Systems, DSL/Cable Modems Cable Set-Top Box MP3/CD Players DSP Supply
MARKING DIAGRAM
8 xxx AYW 1
Pin
1,2. Vout 3. Sense Pin 4. GND 5. NR 6. SD (Shutdown Pin) 7,8. Vin
xxx
Applications
A Y W
= 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.
(c) Semiconductor Components Industries, LLC, 2005
April, 2005 - Rev. 1
1
Publication Order Number: NCP3335/D
NCP3335
5 NR
Cnr (Optional)
SENSE 7 Vin Cin 1.0 mF + SD 6 ON OFF GND 4 8 IN IN OUT OUT
3 2 1 Cout 1.0 mF Vout +
Figure 1. Typical Application Schematic
PIN FUNCTION DESCRIPTION
Pin No. 1, 2 3 4 5 6 7, 8 Pin Name Vout SENSE GND NR SD Vin Description 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 Noise Reduction Pin. This is an optional pin used to further reduce noise. Shutdown pin. When not in use, this pin should be connected to the input pin. Power Supply Input Voltage
ABSOLUTE MAXIMUM RATINGS
Rating Input Voltage Output Voltage Shutdown Pin Voltage Thermal Characteristics Thermal Resistance, Junction-to-Air Operating Junction Temperature Range Storage Temperature Range Symbol Vin Vout Vsh RqJA TJ Tstg Value -0.3 to +16 -0.3 to Vin +0.3 -0.3 to +16 238 -40 to +150 -50 to+150 Unit V V V C/W C 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
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NCP3335
ELECTRICAL CHARACTERISTICS - 2.5 V (Vout = 2.5 V typical, Vin = 2.9 V, TA = -40C to +85C, unless otherwise noted)
Characteristic Output Voltage (Accuracy) Vin = 2.9 V to 6.5 V, Iload = 0.1 mA to 500 mA, TJ = 25C Output Voltage (Accuracy) Vin = 2.9 V to 6.5 V, Iload = 0.1 mA to 500 mA, TJ = 0C to +85C Output Voltage (Accuracy), (Note 1) Vin = 2.9 V to 6.5 V, Iload = 0.1 mA to 500 mA, TJ = -40C to +150C Line Regulation Vin = 2.9 V to 6.5 V, Iload = 0.1 mA Load Regulation Vin = 2.9 V, Iload = 0.1 mA to 500 mA Dropout voltage Iload = 500 mA (Note 2) Iload = 300 mA (Note 2) Iload = 50 mA Iload = 0.1mA Peak Output Current Thermal Shutdown Ground Current In Regulation Iload = 500 mA (Note 2) Iload = 300 mA (Note 2) Iload = 50 mA Iload = 0.1 mA In Dropout Vin = 2.4 V, Iload = 0.1 mA In Shutdown SD = 0 V 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 Shutdown Threshold Voltage ON Threshold Voltage OFF 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 1. For proper operation below TJ = 0C, please refer to typical graphs. 2. TA must be greater than 0C. ISD IOSD IGNDsh Vnoise 0.07 56 35 2.0 0.07 0.07 Symbol Vout Vout Vout LineReg LoadReg VDO Min -0.9% 2.477 -1.4% 2.465 -1.5% 2.462 Typ 2.5 2.5 2.5 0.04 0.04 Max +0.9% 2.523 +1.4% 2.535 +1.5% 2.538 Unit V V V mV/V mV/mA mV
340 230 110 10 500 700 160
Ipk TJ IGND
mA C
9.0 4.6 0.8 -
14 7.5 2.5 190 500 1.0
mA mA mA mA mVrms mVrms V V mA mA
0.4 1.0 1.0
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NCP3335
ELECTRICAL CHARACTERISTICS - 2.85 V (Vout = 2.85 V typical, Vin = 3.25 V, TA = -40C to +85C, unless otherwise noted)
Characteristic Output Voltage (Accuracy) Vin = 3.25 V to 6.85 V, Iload = 0.1 mA to 500 mA, TJ = 25C Output Voltage (Accuracy) Vin = 3.25 V to 6.85 V, Iload = 0.1 mA to 500 mA, TJ = 0C to +85C Output Voltage (Accuracy) (Note 3) Vin = 3.25 V to 6.85 V, Iload = 0.1 mA to 500 mA, TJ = -40C to +150C Line Regulation Vin = 3.25 V to 6.85 V, Iload = 0.1 mA Load Regulation Vin = 3.25 V, Iload = 0.1 mA to 500 mA Dropout voltage Iload = 500 mA Iload = 300 mA Iload = 50 mA Iload = 0.1mA Peak Output Current Thermal Shutdown Ground Current In Regulation Iload = 500 mA (Note 4) Iload = 300 mA Iload = 50 mA Iload = 0.1 mA In Dropout Vin = 2.75 V, Iload = 0.1 mA In Shutdown SD = 0 V 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 Shutdown Threshold Voltage ON Threshold Voltage OFF 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 = 0C, please refer to typical graphs. 4. TA must be greater than 0C. ISD IOSD IGNDsh Vnoise Symbol Vout Vout Vout LineReg LoadReg VDO Min -0.9% 2.824 -1.4% 2.810 -1.5% 2.807 Typ 2.85 2.85 2.85 0.04 0.04 Max +0.9% 2.876 +1.4% 2.890 +1.5% 2.893 Unit V V V mV/V mV/mA mV
340 230 110 10 500 700 160
Ipk TJ IGND
mA C
9.0 4.6 0.8 - - 0.07 61 40 2.0 0.07 0.07
14 7.5 2.5 190 500 1.0
mA mA mA mA mVrms mVrms V V mA mA
0.4 1.0 1.0
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NCP3335
ELECTRICAL CHARACTERISTICS - 3.3 V (Vout = 3.3 V typical, Vin = 3.7 V, TA = -40C to +85C, unless otherwise noted)
Characteristic Output Voltage (Accuracy) Vin = 3.7 V to 7.3 V, Iload = 0.1 mA to 500 mA, TJ = 25C Output Voltage (Accuracy) Vin = 3.7 V to 7.3 V, Iload = 0.1 mA to 500 mA, TJ = 0C to +85C Output Voltage (Accuracy) Vin = 3.7 V to 7.3 V, Iload = 0.1 mA to 500 mA, TJ = -40C to +150C Line Regulation Vin = 3.7 V to 7.3 V, Iload = 0.1 mA Load Regulation Vin = 3.7 V, Iload = 0.1 mA to 500 mA Dropout Voltage Iload = 500 mA Iload = 300 mA Iload = 50 mA Iload = 0.1 mA Peak Output Current Thermal Shutdown Ground Current In Regulation Iload = 500 mA (Note 5) Iload = 300 mA Iload = 50 mA Iload = 0.1 mA In Dropout Vin = 3.2 V, Iload = 0.1 mA In Shutdown SD = 0 V 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 Shutdown Threshold Voltage ON Threshold Voltage OFF 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 0C. ISD IOSD IGNDsh Vnoise Symbol Vout Vout Vout LineReg LoadReg VDO Min -0.9% 3.270 -1.4% 3.254 -1.5% 3.250 Typ 3.3 3.3 3.3 0.04 0.04 Max +0.9% 3.330 +1.4% 3.346 +1.5% 3.350 Unit V V V mV/V mV/mA mV
340 230 110 10 500 700 160
Ipk TJ IGND
mA C
9.0 4.6 0.8 - - 0.07 69 46 2.0 0.07 0.07
14 7.5 2.5 190 500 1.0
mA mA mA mA mVrms mVrms V V mA mA
0.4 1.0 1.0
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NCP3335
400 350 300 VDO (mV) 250 200 150 100 50 0 0 20 40 60 80 TJ (C) 100 120 140 50 mA 500 mA 300 mA 12 10 8 IGND (mA) 6 300 mA 4 2 0 0 20 40 60 80 TJ (C) 100 120 140 500 mA
50 mA
Figure 2. Dropout Voltage vs. Temperature
Figure 3. Ground Current vs. Temperature
2.550 2.540 2.530 Ipk (mA), Isc (mA) 2.520 VOUT (V) 2.510 2.500 2.490 2.480 2.470 2.460 2.450 -40 -20 0 20 40 60 80 100 120 140
1000 900 800 700 600 500 400 300 200 100 0 0 20 40 60 80 TJ (C) 100 120 140 TJ (C) Ipk Isc
Figure 4. Output Voltage vs. Temperature
Figure 5. Peak and Short Current vs. Temperature
0.8 0.7 0.6 0.5 IOUT (A) 0.4 0.3 0.2 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 VIN (V) -20C -40C IOUT, (A) 0C
0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.8 2.7 2.6 2.5 -30C -20C -40C 0C -10C
VIN, (V)
Figure 6. Output Current Capability for the 2.85 V Version
Figure 7. Output Current Capability for the 2.5 V Version
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NCP3335
100 RR, RIPPLE REJECTION (dB) 90 70 60 50 40 30 20 10 Vout = 2.5 V Cout = 10 mF TJ = 25C 0.1 1.0 F, FREQUENCY (kHz) 10 100 500 mA 250 mA NOISE DENSITY (nV/ Hz) 80 50 mA 500 450 400 350 300 250 200 150 100 50 0 Vout = 2.5 V Iout = 500 mA TJ = 25C 0.01 0.1 Cout = 1.0 mF Cnr = 10 nF Cout = 10 mF Cnr = 10 nF 1.0 10 100 F, FREQUENCY (kHz) Cout = 1.0 mF Cnr = 0 nF Cout = 10 mF Cnr = 0 nF
0 0.01
Figure 8. Ripple Rejection vs. Frequency
Figure 9. Output Noise Density
ORDERING INFORMATION
Device NCP3335DMR2250G NCP3335DMR2285G NCP3335DMR2330G Nominal Output Voltage 2.5 V 2.85 V 3.3 V Package Micro8 (Pb-Free) Micro8 (Pb-Free) Micro8 (Pb-Free) Shipping 4000 / Tape & Reel 4000 / Tape & Reel 4000 / Tape & Reel
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.
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NCP3335
PACKAGE DIMENSIONS
Micro8 CASE 846A-02 ISSUE F
-A-
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. DIM A B C D G H J K L 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 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
K
-B-
PIN 1 ID
G
D 8 PL 0.08 (0.003)
M
TB
S
A
S
-T- PLANE 0.038 (0.0015) H
SEATING
C J L
SOLDERING FOOTPRINT*
1.04 8X 0.041 0.38 0.015
8X
3.20 0.126
4.24 0.167
5.28 0.208
6X
0.65 0.0256
SCALE 8:1
mm inches
*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.
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. "Typical" parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including "Typicals" must be validated for each customer application by customer's technical experts. SCILLC does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer. 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: orderlit@onsemi.com ON Semiconductor Website: http://onsemi.com Order Literature: http://www.onsemi.com/litorder For additional information, please contact your local Sales Representative.
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NCP3335/D

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