MAX1577ZETA+T Maxim Integrated Products, MAX1577ZETA+T Datasheet - Page 7

• Manufacturer Part Number: MAX1577ZETA+T
• Description: IC LED DRIVR BCKLGT FLASH 8-TDFN
• Manufacturer: Maxim Integrated Products
• Type: Backlight, Flash, Movier

Specifications of MAX1577ZETA+T

• Topology: Linear (LDO), PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch
• Type - Secondary: White LED
• Frequency: 800kHz ~ 1.25MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 5.1V
• Mounting Type: Surface Mount
• Package / Case: 8-TDFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 800mA
• Internal Switch(s): Yes
• Efficiency: 92%
• Function: Step Up, Step Down
• Output Voltage: 5.1 V
• Output Current: 1200 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 2. Current Regulation with the MAX1577Z
Figure 3. Voltage Regulation with the MAX1577Y
1.2A White LED Regulating Charge Pump for
*1µF FOR LESS THAN 600mA OUTPUT.
100%, 33%, 20%,
AND SHUTDOWN
_______________________________________________________________________________________
2.7V TO 5.5V
4.7µF
AND SHUTDOWN
5.1V, 4.6V, 3.4V
C
IN
2.7V TO 5.5V
4.7µF
C
IN
Camera Flashes and Movie Lights
IN
GND
EN1
EN2
CP
MAX1577Z
2.2µF*
C1
IN
GND
EN1
EN2
CP
MAX1577Y
CN
OUT
CS
1µF
C1
5.3V OVP
CN
OUT
CS
V
100mV OR 60mV)
OUT
C
10µF
OUT
- (300mV OR
5.1V, 4.6V, OR 3.4V
C
10µF
R
OUT
CS
UP TO 1.2A
OR
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