mg39u301 Megawin Technology, mg39u301 Datasheet - Page 5

• Manufacturer Part Number: mg39u301
• Description: Universal Pwm Type Led Driver
• Manufacturer: Megawin Technology

9 Electrical Characteristics
All typical numbers are at Ta=25°C and VIN=12V, unless otherwise noted.
MEGAWIN
Input DC supply voltage range
Shut down mode supply
current
Operating Current
Internal Regulator
Internally regulated Voltage
Maximal pin VDD voltage
Output current of the regulator
VDD under-voltage lockout
threshold
VDD under-voltage lockout
hysteresis
PWM Dimming
Pin PWM input high voltage
Pin PWM input low voltage
Pin PWM pull-down resistance
PWM signal duty
Current Sense Input
Current sense pull-in threshold
voltage
Offset voltage of comparator
Linear dimming pin voltage
range
Current sense blanking
interval
Delay from CS trip to GATE IO
Parameter
I
R
D
V
t
V
I
I
V
V
V
ΔUVLO
V
V
V
V
t
INSD
OP
SOURCE
BLANK
DELAY
INDC
DD
DDMAX
UVLO
PWM (H)
PWM (L)
CSTH
OS
LD
PWM
PWM
Sym.
MG39U301 Datasheet
DC input voltage
PWM=0, V
V
C
V
C
pin VDD
When an external voltage
applied to pin VDD
VDD = 5.6V
V
V
V
V
V
Ta= 0°C to +125°C,
VDD = 5.6V
Ta= -40°C,
VDD = 5.6V
V
V
+50mV after t
IN
IN
IN
IN
IN
IN
DD
CS
LD
GATE
GATE
=7V ~ 450V, R
=7V ~ 450V
=7V ~ 450V
=VDD, V
> 7V, R
rising
falling
=0.55 V
=5.5V
=500P
= 500pF, No load in
Conditions
IN
OSC
LD
CS
=7V
, V
BLANK
= V
=226K and
LD
CSTH
OSC
=VDD
=226K,
Min.
100
255
200
150
-20
5.0
2.0
50
7
0
0
-
-
-
-
-
-
-
Typ.
5.30
300
100
275
215
0.5
0.8
5.6
1
-
-
-
-
-
-
-
-
-
V
Max.
450
500
150
100
285
285
300
0.8
1.2
6.0
7.0
0.8
20
CSTH
-
-
-
-
Unit
mA
mA
mA
mV
KΩ
mV
mV
mV
mV
nS
nS
%
V
V
V
V
V
V
5