MAX17061A Maxim Integrated Products, MAX17061A Datasheet - Page 6

• Manufacturer Part Number: MAX17061A
• Description: 8-String White LED Driver
• Manufacturer: Maxim Integrated Products

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8-String White LED Driver with
SMBus for LCD Panel Applications
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
T
Note 1: Specifications are guaranteed by design, not production tested.
Note 2: Specifications to -40°C are guaranteed by design, not production tested.
6
FAULT PROTECTION
OV Threshold Voltage
FB_ Overvoltage Threshold
FB_ Undervoltage Threshold
Boost Global Fail
Overcurrent FAULT
Shutdown Timer
FB_ Overvoltage Fault Timer
PWM FILTER
PWM Output Impedance
DPWM Oscillator Frequency
PWMI Input Frequency Range
PWMI Full-Range Accuracy
PWMI Brightness Setting
SMBus TIMING SPECIFICATION
SMBus Frequency
Bus Free Time
START Condition Hold Time
from SCL
START Condition Setup Time
from SCL
STOP Condition Setup Time
from SCL
SDA Hold Time from SCL
SDA Setup Time from SCL
SCL Low Period
SCL High Period
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
_______________________________________________________________________________________
PARAMETER
IN
= 12V, C
CCV
Rising edge, typical hysteresis = 60mV
I
R
R
R
PWMI duty cycle = 100%
PWMI duty cycle = 50%
PWMI duty cycle = 0%
FSMB
TBUF
THD:STA
TSU:STA
TSU:STO
THD:DAT
TSU:DAT
T
T
PEAK
LOW
HIGH
FSET
FSET
FSET
= 0.022µF, R
> 3.3A at duty = 0% or 1.8A at duty = 90% (typ)
= 464k
= 113k
= 65k
CCV
= 5.1kΩ, V
CONDITIONS
ISET
A
= +25°C.)
= V
OSC
= V
DD
= V
CC
, 5V = R
1.166
1.27
MIN
130
197
750
300
250
5.2
1.6
2.6
4.7
4.7
4.7
48
88
20
98
48
10
5
4
4
4
FSET
TYP
= 464kΩ, V
1.306
MAX
1.40
220
120
168
203
820
100
100
6.0
2.4
2.8
60
52
5
PWMI
UNITS
= GND,
kHz
kHz
LSB
kHz
mV
mV
ms
k
Hz
μs
μs
μs
μs
μs
μs
μs
μs
μs
%
V
V