NCP5005
http://onsemi.com
22
FIGURES INDEX
Figure 1: Typical Application 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 2: Block Diagram 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3: Basic DC/DC Converter Structure 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 4: Basic DC/DC Operation 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 5: Maximum Output Power as a Function of the Battery Supply Voltage 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 6: Typical Inductor Peak Current as a Function of V
bat
Voltage 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 7: Maximum Output Current as a Function of V
bat
7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 8: Output Current Feedback 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 9: Basic Schematic Diagram 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 10: Overall Efficiency vs. Power Supply @ I
out
= 4.0 mA, L = 22 mH9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 11: Overall Efficiency vs. Power Supply @ I
out
= 10 mA, L = 22 mH9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 12: Overall Efficiency vs. Power Supply @ I
out
= 15 mA, L = 22 mH9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 13: Overall Efficiency vs. Power Supply @ I
out
= 20 mA, L = 22 mH9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 14: Overall Efficiency vs. Power Supply @ I
out
= 40 mA, L = 22 mH10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 15: Feedback Voltage Stability 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 16: Feedback Voltage Variation 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 17: Standby Current 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 18: Typical Operating Frequency 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 19: Overvoltage Protection 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 20: Typical Power Up Response 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 21: Typical Start−Up Inductor Current and Output Voltage 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 22: Typical Inductor Current 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 23: Typical Output Voltage Ripple 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 24: Typical Output Peak Voltage 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 25: Efficiency as a Function of V
bat
and Inductor ESR 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 26: Noise Returned to the Battery 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 27: Relative EMI Over 100 kHz−30 MHz Bandwidth 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 28: Basic DC Current Mode Operation with Analog Feedback 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 29: Basic DC Current Mode Operation with PWM Control 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 30: Operation with Analog PWM, f = 10 kHz, DC = 25% 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 31: Typical Semi−Pulsed Mode of Operation 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 32: Operation @ PWM = 10 kHz, DC = 10% 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 33: Operation @ PWM = 10 kHz, DC = 25% 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 34: Magnified View of Operation @ PWM = 10 kHz, DC = 25% 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 35: Output Current as a Function of the Operating Conditions 19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 36: Examples of Possible LED Arrangements 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 37: NCP5005 Demo Board Schematic Diagram 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 38: NCP5005 Demo Board Top Silkscreen 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NOTE CAPTIONS INDEX
Note 1: This device series contains ESD protection and exceeds the following tests 4. . . . . . . . . . . . . . . . . . . . . . . . .
Note 2: The maximum package power dissipation limit must not be exceeded 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Note 3: Latch−up current maximum rating: "100 mA per JEDEC standard: JESD78 4. . . . . . . . . . . . . . . . . . . . . . . .
Note 4: Moisture Sensivity Level (MSL): 1 per IPC/JEDEC standard: J−STD−020A 4. . . . . . . . . . . . . . . . . . . . . . . .
Note 5: The overall tolerance depends upon the accuracy of the external resistor 5. . . . . . . . . . . . . . . . . . . . . . . . . . .
ABBREVIATIONS
EN Enable
FB Feed Back
POR Power On Reset: Internal pulse to reset the chip when the power supply is applied
NCP5005
http://onsemi.com
23
PACKAGE DIMENSIONS
TSOP−5
SN SUFFIX
CASE 483−02
ISSUE C
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. MAXIMUM LEAD THICKNESS INCLUDES
LEAD FINISH THICKNESS. MINIMUM LEAD
THICKNESS IS THE MINIMUM THICKNESS
OF BASE MATERIAL.
4. A AND B DIMENSIONS DO NOT INCLUDE
MOLD FLASH, PROTRUSIONS, OR GATE
BURRS.
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A 2.90 3.10 0.1142 0.1220
B 1.30 1.70 0.0512 0.0669
C 0.90 1.10 0.0354 0.0433
D 0.25 0.50 0.0098 0.0197
G 0.85 1.05 0.0335 0.0413
H 0.013 0.100 0.0005 0.0040
J 0.10 0.26 0.0040 0.0102
K 0.20 0.60 0.0079 0.0236
L 1.25 1.55 0.0493 0.0610
M 0 10 0 10
S 2.50 3.00 0.0985 0.1181
0.05 (0.002)
123
54
S
A
G
L
B
D
H
C
K
M
J
___ _
0.7
0.028
1.0
0.039
ǒ
mm
inches
Ǔ
SCALE 10:1
0.95
0.037
2.4
0.094
1.9
0.074
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
SOLDERING FOOTPRINT*
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.
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Phone: 81−3−5773−3850
NCP5005/D
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NCP5005GEVB

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
LED Lighting Development Tools NCP5005 EVAL BRD
Lifecycle:
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