NCP5007SNT1G ON Semiconductor, NCP5007SNT1G Datasheet - Page 20

• Manufacturer Part Number: NCP5007SNT1G
• Description: IC LED DRIVR WHT COMPACT SOT23-5
• Manufacturer: ON Semiconductor
• Type: Backlight, White LEDr

Specifications of NCP5007SNT1G

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: *
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-5, TSOT-5, TSOP-5
• Operating Temperature: -25°C ~ 85°C
• Current - Output / Channel: 50mA
• Internal Switch(s): Yes
• Number Of Segments: 5
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Power Dissipation: 160 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency: -
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: NCP5007SNT1G; NCP5007SNT1GOSTR

FIGURES INDEX
Figure 1:
Figure 2:
Figure 3:
Figure 4:
Figure 5:
Figure 6:
Figure 7:
Figure 8:
Figure 9:
Figure 10: Overall Efficiency vs. Power Supply − I
Figure 11: Overall Efficiency vs. Power Supply − I
Figure 12: Overall Efficiency vs. Power Supply − I
Figure 13: Overall Efficiency vs. Power Supply − I
Figure 14: Overall Efficiency vs. Power Supply − I
Figure 15: Feedback Voltage Stability
Figure 16: Feedback Voltage Variation
Figure 17: Standby Current
Figure 18: Typical Operating Frequency
Figure 19: Overvoltage Protection
Figure 23: Typical Power Up Response
Figure 24: Typical Startup Inductor Current and Output Voltage
Figure 25: Typical Inductor Current
Figure 26: Typical Output Voltage Ripple
Figure 27: Typical Output Peak Voltage
Figure 28: Basic DC Current Mode Operation with Analog Feedback
Figure 29: Basic DC Current Mode Operation with PWM Control
Figure 30: Typical Semi−Pulsed Mode of Operation
Figure 31: Examples of Possible LED Arrangements
Figure 32: NCP5007 Demo Board Schematic Diagram
Figure 33: NCP5007 Demo Board PCB: Top Layer
Figure 34: NCP5007 Demo Board Top Silkscreen
NOTE CAPTIONS INDEX
Note 1:
Note 2:
Note 3:
Note 4:
Note 5:
ABBREVIATIONS
EN
FB
POR
Typical Application
Block Diagram
Basic DC−DC Converter Structure
Basic DC−DC Operation
Maximum Output Power as a Function of the Battery Supply Voltage
Typical Inductor Peak Current as a Function of V
Maximum Output Current as a Function of V
Output Current Feedback
Basic Schematic Diagram
This device series contains ESD protection and exceeds the following tests
The maximum package power dissipation limit must not be exceeded
Latchup current maximum rating: "100 mA per JEDEC standard: JESD78
Moisture Sensivity Level (MSL): 1 per IPC/JEDEC standard: J−STD−020A
The overall tolerance depends upon the accuracy of the external resistor
Enable
Feed Back
Power On Reset: Internal pulse to reset the chip when the power supply is applied
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= 4.0 mA, L = 22 mH
= 10 mA, L = 22 mH
= 15 mA, L = 22 mH
= 20 mA, L = 22 mH
= 40 mA, L = 22 mH
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NCP5007
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