MAX8815AETB+T Maxim Integrated Products, MAX8815AETB+T Datasheet - Page 9

• Manufacturer Part Number: MAX8815AETB+T
• Description: IC DC/DC CONV STP UP 10TDFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Step-Up (Boost)r

Specifications of MAX8815AETB+T

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3 ~ 5 V
• Current - Output: 1A
• Frequency - Switching: 2MHz
• Voltage - Input: 1.2 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-TDFN Exposed Pad
• Power - Output: 1.48W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 1. Typical Application Circuits
1A, 97% Efficiency, 30µA Quiescent Current
_______________________________________________________________________________________
Step-Up Converter with True Shutdown
INPUT VOLTAGE
1.2V TO 5.5V
10μF
INPUT VOLTAGE
10μF
1.2V TO 5.5V
C1
C1
NORM
OFF
NORM
OFF
FPWM
ON
FPWM
ON
1b. ADJUSTABLE OUTPUT VOLTAGE
3
3
4
8
4
8
BATT
ON
SKIPB
BATT
ON
SKIPB
1a. FIXED 5V OUTPUT
MAX8815A
MAX8815A
2μH
2μH
L
L
POUT
OUTS
POUT
OUTS
GND
GND
LX
FB
LX
FB
1, 2
9, 10
1, 2
9, 10
7
6
5
7
6
5
R3
100Ω
R3
100Ω
C3
0.1μF
C3
0.1μF
3.3V TO 5V; UP TO 1A
OUTPUT VOLTAGE
OUTPUT VOLTAGE
C2
22μF
5V; UP TO 1A
C2
22μF
R1
R2
9