NCP5050GEVB ON Semiconductor, NCP5050GEVB Datasheet - Page 7
NCP5050GEVB
Manufacturer Part Number
NCP5050GEVB
Description
EVAL BOARD FOR NCP5050G
Manufacturer
ON Semiconductor
Specifications of NCP5050GEVB
Design Resources
NCP5050 EVB BOM NCP5050 EVB Schematic NCP5050GEVB Gerber Files
Current - Output / Channel
Adjustable
Outputs And Type
1, Non-Isolated
Voltage - Output
Up to 20V
Features
Dimmable
Voltage - Input
2.7 ~ 5.5 V
Utilized Ic / Part
NCP5050
Core Chip
NCP5050
Topology
Boost
No. Of Outputs
1
Dimming Control Type
PWM
Development Tool Type
Hardware - Eval/Demo Board
Leaded Process Compatible
Yes
Mcu Supported Families
NCP5050
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
NCP5050G
Other names
NCP5050GEVBOS
Figure 14. Low Frequency Dimming Control,
Channel 1:V
Channel 2:V
Channel 1: CTRL Pin, 5 V/Div, DC Measurement
Channel 3: Input Current, 200 mA/Div
Channel 4: ILED, 50 mA/Div, t = 1.0 ms/Div
Figure 10. Typical V
Figure 12. Discontinuous Current Mode
Channel 4:LED Current
Channel 1:SW Pin
Channel 2: FB Pin, DC, 200 mV/Div
DC Measurement, 5 V/Div
AC Measurement, 500 mV/Div
OUT
OUT
Condition, No Load
DC Measurement, 100 mA/Div
(DCM), I
DC Measurement, 5 V/Div
F = 250 Hz
OUT
OUT
= 20 mA
Ripple in OVP
TYPICAL OPERATING CHARACTERISTICS
http://onsemi.com
7
Figure 15. High Frequency Dimming Control,
Figure 13. . Startup for 3 LEDs Operating,
Figure 11. Continue Current Mode (CCM),
Channel 1: CTRL Pin, 5 V/Div, DC Measurement
Channel 2: FB Pin, 200 mV/Div, DC Measurement
Channel 4:LED Current
Channel 1:SW Pin
Channel 4: ILED, 50 mA/Div, t = 10 ms/Div
Channel 3: Input Current, 500 mA/Div
I
Channel 1:CRTL Pin
LEDs
DC Measurement, 200 mA/Div
: 100 mA, R
DC Measurement, 5 V/Div
Channel 2: FB Pin, 200 mV/Div
I
OUT
Channel 3: Input current,
DC Measurement, 5 V/Div
F = 20 kHz
Channel 4: LED Current,
500 mV/Div, t = 50 ms/Div
= 100 mA
sense
200 mA/Div
= 2.5 W