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IC specification
MLX10803
High power LED driver
3901010803
Page 9/25
Data Sheet
Rev 025
2/OCT/07
RESET related parameters
Power on reset level, if
VS/PWM is ramped up
vporh
Reset is connected
to the internal Vdd,
but vporh is
measured on pin
VS/PWM
1.5
4
V
Power on reset
hysteresis, if VS/PWM is
drawn down
vporhyst
Reset is connected
to the internal Vdd,
but vporhyst is
measured on pin
VS/PWM
0.1
0.7
V
Vdd related parameters (Vdd used internally only)
Internal supply voltage
range
vdd
vs=13.8V
4.5
5.5
V
RSENSE related parameters
Input leakage current
ileakrsense
vs=13.8V,
vrsense=0V, 5V
-20
20
µA
Debounce time after
switching on
tdeb
vs=13.8
200
500
ns
VREF related parameters
Leakage current
ileakvref
vs=13.8V,
vvref=0V, 5V
-20
20
µA
DRVGATE cessation
voltage
vswoff
2
vs=13.8V
15
20
25
mV
Sensitive voltage range
vvrefrng
2
vs=13.8V
vswoff
3.8
V
Linear voltage range
vvreflinrng
2
vs=13.8V
0.1
3.8
V
IREF1 related parameters
Output current for
external reference
measurement
iiref1
vs=13.8V,
viref1=viref1rng
46.5
50
52.5
µA
Temperature drift of the
current
iiref1drift
-0.1
%/
°C
Sensitive voltage range
viref1rng
2
vs=13.8V
vswoff
3.6
V
Linear voltage range
viref1linrng
2
vs=13.8V
0.1
3.6
V
IREF2 related parameters
Difference of iiref2 to
iiref1
difiref12
vs=13.8V,
viref1=viref2rng
-10
+10
%
Temperature drift of the
current
iiref2drift
-0.1
%/
°C
Sensitive voltage range
viref2rng
2
vs=13.8V
vswoff
3.6
V
Linear voltage range
viref2linrng
2
vs=13.8V
0.1
3.6
V
DRVGATE related parameters
Max output voltage in ON
state
vmaxdrv
Load current 1
µA
to GND, vs=13.8V
10
13
V
Output resistance of
push-pull output
Rdrvgateout
To GND pin
To VS/PWM pin,
vs=13.8V
3.5
20
7.8
40
15
60
Ω
Ω