MAX16826ATJ(2009) View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX16826ATJ
(Rev.:2009)
(Rev.:2009)
Maxim Integrated
MAX16826ATJ Datasheet PDF : 26 Pages
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Programmable, Four-String HB LED Driver with
Output-Voltage Optimization and Fault Detection
ELECTRICAL CHARACTERISTICS (continued)
(VIN = 12V, R19 = 2kΩ, C33 = 2200pF, R17 = 1.27kΩ, CDL_ = 0.01µF, TJ = -40°C to +125°C, unless otherwise noted. Typical values
are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
Maximum Receive SCL/SDA Rise
Time
tR
CB = 400pF
Minimum Receive SCL/SDA Rise
Time
tR
CB = 400pF
Maximum Receive SCL/SDA Fall
Time
tF
CB = 400pF
Minimum Receive SCL/SDA Fall
Time
tF
CB = 400pF
Transmit SDA Fall Time
tF
Pulse Width of Suppressed Spike
tSP
INTERNAL REGULATORS (IN, VCC)
CB = 400pF, IO = 3mA
VCC Output Voltage
VVCC
0 < IVCC < 30mA (Note 2),
4.75V < VIN < 24V, DL, DL1 to DL4
unconnected
VCC Undervoltage Lockout
VCC Undervoltage Lockout
Hysteresis
VVCC_UVLO
VVCC_HYS
VCC rising
IN Shunt Regulation Voltage
PWM GATE DRIVER (DL)
IIN = 250mA
Peak Source Current
Peak Sink Current
DL High-Side Driver Resistance
DL Low-Side Driver Resistance
Minimum DL Pulse Width
IDL = -100mA
IDL = +100mA
PWM CONTROLLER, SOFT-START (FB, COMP, OVP)
FB Voltage Maximum
FB Voltage Minimum
FB Voltage LSB
VFB,MAX
VFB,MIN
FB shorted to COMP
FB shorted to COMP
FB shorted to COMP
FB Input Bias Current
Feedback-Voltage Line
Regulation
Soft-Start Current
OVP Input Bias Current
Slope Compensation
IFB
ISS
IOVP
ISLOPE
0 < VFB < 5.5V
Level to produce VCOMP = 1.25V,
4.5V < VVCC < 5.5V
VCSS = 0.5VVCC
0 < VOVP < 5.5V
MIN TYP MAX UNITS
300
ns
60
ns
300
ns
60
ns
60
250
ns
50
ns
4.5
5.25 5.65
V
4.5
V
135
175
205
mV
24.05 26.0 27.5
V
2
A
2
A
2.25
Ω
1.30
Ω
40
ns
1.230
862
-100
3.2
-100
19
1.250
876
2.94
0
6.0
0
26
1.260
885
+100
±0.25
10.4
+100
32
V
mV
mV
nA
%/V
µA
nA
µA/µs
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