ML4876CR MICRO-LINEAR [Micro Linear Corporation], ML4876CR Datasheet - Page 3

• Manufacturer Part Number: ML4876CR
• Description: LCD Backlight Lamp Driver with Contrast
• Manufacturer: MICRO-LINEAR [Micro Linear Corporation]

ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
Supply Current (I
Output Current, Source or Sink ............................. 250mA
Voltage on HVDD ..................................................... 20V
Current into L RTD ............................................... ±10mA
Transient Voltage on B ON .......................................... 9V
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, VDD = 5V ±5%, C
CURRENT REGULATOR
Error Amplifier
Current Limit Comparator
Output Drivers
FLYBACK REGULATOR
Error Amplifier
SYMBOL
Open Loop Gain
Bias Point
Output High
Output Low
Bandwidth (–3dB)
Input Voltage Range
Input Bias Current
Current Threshold
Input Bias Current
Propagation Delay
Output High - B SYNC OUT, B OFF
Output Low - B SYNC OUT, B OFF
Rise & Fall time - B SYNC OUT, B OFF
Output High - B ON
Output Low - B ON
Fall Time - B ON
ONE SHOT Pulse Width
DELAY TIMER Delay Time
Open Loop Gain
Offset Voltage
Output High
Output Low
CC
) ............................................... 75mA
PARAMETER
T
= 47pF, T
Closed loop
I
I
V
(Note 2)
VDD = 5V, I
I
C
VDD = 5V, I
I
C
I
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LILIM
LOAD
LOAD
= 5µA
= 25µA
= 12mA
= 50mA
= 5µA
= 25µA
A
= 0.1V
= 2400pF (Note 2)
= 100pF
= Operating Temperature Range (Note 1)
CONDITIONS
LOAD
LOAD
Voltage on Any Other Pin ............... –0.3V to VDD +0.3V
Junction Temperature .............................................. 150°C
Storage Temperature Range ..................... –65°C to 150°C
Lead Temperature (Soldering 10 sec.) ..................... 260°C
Thermal Resistance (q
OPERATING CONDITIONS
Temperature Range
ML4876C ................................................... 0°C to 70°C
ML4876E ............................................... –20°C to 70°C
= 12mA
= 12mA
JA
4.625
4.625
) Plastic SSOP ............... 100°C/W
MIN
0.18
–0.3
450
100
–15
2.8
2.8
60
20
60
TYP
500
150
0.2
3.0
0.4
4.8
0.2
4.8
0.2
3.0
0.4
0.2
70
50
50
30
20
45
35
70
1
0.375
0.375
MAX
VREF
0.22
100
200
100
550
ML4876
0.7
0.7
50
80
55
15
UNITS
MHz
mV
mV
nA
nA
dB
dB
ns
ns
ns
ns
ns
V
V
V
V
V
V
V
V
V
V
3