MAX1575ETE+T Maxim Integrated Products, MAX1575ETE+T Datasheet - Page 7

• Manufacturer Part Number: MAX1575ETE+T
• Description: IC LED DRVR WHITE BCKLGT 16-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Backlight, White LEDr

Specifications of MAX1575ETE+T

• Constant Current: Yes
• Topology: Linear (LDO), Switched Capacitor (Charge Pump)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 5V
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Efficiency: 85%
• Number Of Segments: 6
• Low Level Output Current: 30 mA
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Supply Current: 2 mA
• Maximum Power Dissipation: 1349 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 2. Functional Diagram and Typical Application Circuit
2.7V TO 5.5V
AND DIMMING
AND DIMMING
MAIN ENABLE
SUB ENABLE
R
SET
C
1μF
IN
IN
ENM
ENS
GND
SET
_______________________________________________________________________________________
CURRENT MIRROR
ERROR
AMP2
CONTROL AND
MAIN CONTROL
CONTROLLED
REFERENCE
SUB CONTROL
0.18V
0.6V
C1P
1x/1.5x REGULATING CHARGE PUMP
White LED 1x/1.5x Charge Pump
1μF
C1
ERROR
C1N
AMP1
C2P
for Main and Sub-Displays
SELMIN
1μF
C2
C2N
OVD
1.25V
LED1
LED2
LED3
LED4
LED5
LED6
OUT
C
1μF
OUT
D1
D2
D3
D4
D5
D6
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