MAX1610CSE Maxim Integrated Products, MAX1610CSE Datasheet - Page 11

• Manufacturer Part Number: MAX1610CSE
• Description: IC SMD SO16 BACKLGT
• Manufacturer: Maxim Integrated Products

Specifications of MAX1610CSE

• Display Type: CCFL - Cold Cathode Fluorescent Lamp
• Interface: 2-Wire SMBus
• Current - Supply: 1.5mA
• Voltage - Supply: 4.75 V ~ 26 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Configuration: -
• Digits Or Characters: -
• Other names: 146982A

Figure 5. Royer Oscillator Typical Operating Waveforms for
Circuit of Figure 4
Figure 7. CSAV Regulation Voltage Range
FIGURE 4 CIRCUIT, C2 = 15pF, I
CCFL VL = 500V
BATT = 10V, I
MINDAC = 0.5V, D/A VALUE = 11111
BATT
RMS
MIN-SCALE = MINDAC / 8
NOTE: DAC CODE 00000 FORCES THE BATT-TO-LX SWITCH OFF REGARDLESS OF CSAV OR MINDAC VOLTAGE.
= 0.20A,
______________________________________________________________________________________
5µs/div
REF / 8 = 250mV
FULL-SCALE
R1
MID-SCALE
= 462mA,
OmV
Digitally Controlled CCFL Backlight
-1A
6V
0V
1A
T1
CENTER-TAP
VOLTAGE
C1
CURRENT
Figure 6. Start-Up Waveforms for Circuit of Figure 4
DAC CODE
Power Supplies
FIGURE 4 CIRCUIT, C2 = 15pF,
R1 = 545 ,
CCFL VL = 500V
MINDAC = 0.5V, D/A VALUE = 10000
10ms/div
RMS
, BATT = 15V,
3V
0V
SS
VOLTAGE
0V
6V
T1
CENTER-TAP
VOLTAGE
11