ncl30160 ON Semiconductor, ncl30160 Datasheet - Page 4

• Manufacturer Part Number: ncl30160
• Description: Constant Current Buck Regulator For Driving High Power Leds
• Manufacturer: ON Semiconductor

5. The functional range of V
6. V
7. Guaranteed by design.
ELECTRICAL CHARACTERISTICS
SYSTEM PARAMETERS
CURRENT LIMIT AND REGULATION
DIM INPUT
POWER MOSFET
THERMAL SHUTDOWN
OFF TIMER
V
t
Symbol
V
V
I
R
OFF−MIN
V
V
t
DIM−PU
normal values for V
PWMH/L
dmax
V
PD_Off
I
V
V
T
BRDSS
CS_UL
F
f
I
V
CS_LL
PWML
DS(on)
V
T
Q_IN
CC
V
pwm
DSS
OCP
Hyst
UV+
UV−
SW
CC
SD
SD
IN
should not be driven from a voltage higher than V
(CS Increasing, FET Turns−OFF)
(CS Decreasing, FET Turns−ON)
IN
Input Supply Voltage Range
CS Regulation Upper Limit
CS Regulation Lower Limit
and V
IN
is the voltage range over which the device will function. Output current and internal parameters may deviate from
CC
voltages between 6.3 V and 8 V, depending on load conditions
PWM (DIM/EN) dimming frequency range
PWM (DIM/EN) high level input voltage
PWM (DIM/EN) low level input voltage
Propagation Delay V
Switching Frequency Range (Note 7)
Drain−to−Source Breakdown Voltage
Under−Voltage Lock−out Threshold
Under−Voltage Lock−out Threshold
Internal Regulator Output (Note 6)
Drain−to−Source Leakage Current
Maximum Duty Cycle (Note 7)
(Unless otherwise noted: V
Quiescent Current into V
Over Current Protect Limit
Source−Drain Body Diode
DIM/EN Pull−up Current
(V
(Reference to CS Pin)
(Forward On−Voltage)
GS
Thermal Hysteresis
Thermal Shutdown
Minimum Off−time
Characteristics
On Resistance
(Id = 500 mA)
= 0 V, V
(V
(V
IN
IN
Falling)
Rising)
DS
IN
CS_UL
http://onsemi.com
or in the absence of a voltage at V
= 40 V)
− LX_High
IN
4
IN
Functional (Note 5)
Normal Operation
= 12 V, T
−40 to 125°C
−40 to 125°C
25°C
25°C
A
= 25°C, unless otherwise specified.)
IN
.
Min
5.2
213
209
174
171
8.0
6.3
1.4
0.1
5.5
40
165
Typ
220
180
500
100
137
1.5
5.0
6.0
5.6
0.8
50
35
40
1400
Max
6.5
6.3
226
231
186
189
0.4
1.1
40
20
10
55
Unit
kHz
kHz
mW
mA
mV
mV
mV
mA
mA
°C
°C
ns
ns
%
V
V
V
V
V
V
V
V