MAX1796EUA Maxim Integrated Products, MAX1796EUA Datasheet - Page 2

• Manufacturer Part Number: MAX1796EUA
• Description: IC CONV DCDC W/SHUTDWN 8-UMAX
• Manufacturer: Maxim Integrated Products
• Type: Step-Up (Boost)r

Specifications of MAX1796EUA

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3V, 5V, Adj
• Current - Output: 300mA
• Frequency - Switching: 500kHz
• Voltage - Input: 1 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Power - Output: 330mW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ABSOLUTE MAXIMUM RATINGS
OUT, LX, SHDN, LBI, LBO, BATT to GND................-0.3V to +6V
FB .............................................................-0.3V to (V
I
Output Short-Circuit Duration ...................................................5s
Continuous Power Dissipation
Low Supply Current, Step-Up DC-DC Converters
with True-Shutdown
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V
T
2
LX
A
Minimum Input Voltage
Operating Voltage
Startup Voltage
Startup Voltage Tempco
Output Voltage
Adjustable Output Voltage
Range
Steady-State Output Current
Feedback Set-Point Voltage
(Adjustable Mode)
Feedback Input Current
Internal NFET, PFET On-
Resistance
LX Switch Current Limit (NFET
only)
LX Leakage Current
Synchronous Rectifier Turn-Off
Current Limit
Damping Switch On-Resistance
Operating Current into OUT
(Note 2)
BATT
8-Pin µMAX (derate 4.1mW/°C above +70°C) .............330mW
, I
= +25°C.)
_______________________________________________________________________________________
OUT
= +2V, OUT = FB (V
..............................................................................±1.5A
PARAMETER
OUT
= +3.3V), SHDN = LBI = GND, T
SYMBOL
R
R
V
I
V
DS(ON)
I
LEAK
DAMP
V
I
BATT
OUT
I
OUT
LIM
FB
FB
After startup
(Note 1)
T
FB = OUT
FB = GND
BATT = +2V,
FB = OUT
(V
BATT = +2V,
FB = GND
(V
V
V
V
I
MAX1795
MAX1796
MAX1797
V
V
LX
A
OUT
FB
OUT
LX
FB
OUT
OUT
OUT
= +25°C, R
= 100mA
= 0 and +5.5V, V
= +1.24V
= +1.4V
= +2V to +5.5V
= +3.3V,
+ 0.3V)
= +3.3V)
= +5.0V)
L
CONDITIONS
= 3kΩ
A
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
= 0°C to +85°C, unless otherwise noted. Typical values are at
OUT
= +5.5V
MAX1795
MAX1796
MAX1797
MAX1795
MAX1796
MAX1797
NFET
PFET
3.17
4.80
1.20
MIN
100
200
400
100
250
100
1.0
2.0
0.2
0.4
0.8
50
TYP
0.85
1.24
0.17
0.27
0.25
-2.2
180
300
550
120
200
370
200
0.7
3.3
5.0
0.5
1.0
0.2
25
25
4
0.625
MAX
3.43
5.20
1.28
0.45
0.35
1.25
100
400
5.5
1.0
5.5
0.3
45
UNITS
m V /°C
mA
mA
µA
µA
nA
Ω
Ω
V
V
V
V
V
V
A