NCP5010(2005) View Datasheet(PDF) - ON Semiconductor
Part Name
Description
MFG CO.
NCP5010 Datasheet PDF : 18 Pages
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NCP5010
ELECTRICAL CHARACTERISTICS (Limits apply for TA between −40°C to +85°C and VIN = 3.6 V, unless otherwise noted)
Pin
Symbol
Rating
Min
Typ
Max
Unit
B1
VIN
C2
IPEAK_MAX
NMOS RDS(on)
FOSC
MDUTY
EFF
C1 OVPON
C1 OVPH
C1
POUT
C1
IOUT
Supply Voltage
Switch Current Limit
Internal Switch On Resistor
PWM Oscillator Frequency
Maximum Duty Cycle
Efficiency (Note 8)
Overvoltage Clamp Voltage
Overvoltage Clamp Hysteresis
Output power (Note 9)
VIN = 3.1 V
VIN < 3.1 V
Minimum Output Current Controlled No Skip Mode
(Note 10)
2.7
5.5
V
280
420
560
mA
0.6
1.0
W
0.8
1.0
1.2
MHz
87
90
93
%
84
%
20
22
V
1.0
V
mW
500
300
1.0
mA
B3
FBV
Feedback Voltage Threshold in Steady State
Overtemperature range
At 25°C
mV
475
500
525
490
500
510
C1
FBVLR
Feedback Voltage Line Regulation (Notes 10 and 11)
From DC to 100 Hz
%/V
0.2
0.5
B1
UVLO
VIN Undervoltage Lockout
Threshold to Enable the Converter
Threshold to Disable the Converter
V
2.2
2.4
2.6
2.0
2.2
2.4
B1
UVLOH
C1
IOUTSC
B1
SCPT
Undervoltage Lockout Hysteresis
Short Circuit Output Current
Short Circuit Protection Threshold
Detected
Released
200
mV
20
mA
% of VIN
35
50
65
47
67
87
B1 ISTDB
C2
Stand by Current, IOUT = 0 mA, CTRL = Low
Vbat = 4.2 V
2.0
mA
IQ
Quiescent Current
Device Not Switching (BF = VIN)
mA
0.4
Device Switching (RFB disconnected)
1.0
A2
VIL
Voltage Input Logic Low
0.3
V
A2
VIH
Voltage Input Logic High
1.2
V
A2
RCTRL
CTRL Pin Pulldown Resistance
175
350
kW
8. Efficiency is defined by 100 * (Pout / Pin) at 25°C
VIN = 4.2 V with L= Coilcraft DT1608C−223
IOUT = 30 mA, Load = 5 LEDs (VF = 3.5 V per LED) bypassed by 1 mF X5R
9. Guaranteed by design and characterized with L = 22 mH, DCR = 0.7 W max.
10. Load = 4 LEDs (VF = 3.5 V by LED), COUT = 1 mF X5R, L= Coilcraft DT1608C−223.
11. VIN = 3.6 V, Ripple = 0.2 V P−P, IOUT = 15 mA.
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