MAX1817EUB Maxim Integrated Products, MAX1817EUB Datasheet - Page 3

• Manufacturer Part Number: MAX1817EUB
• Description: IC CONV DUAL DCDC STEP 10-UMAX
• Manufacturer: Maxim Integrated Products
• Type: Step-Up (Boost)r

Specifications of MAX1817EUB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: 3.3V or Adj Main, -28 ~ 28 V or Adj Secondary
• Current - Output: 125mA
• Frequency - Switching: 500kHz
• Voltage - Input: 1.5 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Power - Output: 444mW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
ELECTRICAL CHARACTERISTICS
(V
LX Leakage Current
ON Input Low Voltage
ON Input High Voltage
ON Input Bias Current
LCD OUTPUT
LXLCD Voltage
LXLCD On-Resistance
LXLCD Current Limit
LXLCD Leakage Current
FBLCD Regulation Voltage
FBLCD Input Bias Current
LCD Line Regulation
LCD Load Regulation
Maximum LXLCD On-Time
Minimum LXLCD Off-Time
ONLCD Input Low Voltage
ONLCD Input High Voltage
ONLCD Input Bias Current
GENERAL
Input Voltage Range
Startup Voltage
Quiescent Current from OUT
(Main Only)
Quiescent Current from OUT
Shutdown Quiescent Current
MAIN OUTPUT
OUT Undervoltage Lockout
Fixed-Mode Output Voltage
Adjustable-Mode FB Regulation
Voltage
FB Input Bias Current
ON
ON
= V
= V
ONLCD
ONLCD
PARAMETER
PARAMETER
= V
= V
OUT
OUT
_______________________________________________________________________________________
= +3.3V, FB = GND, T
= +3.3V, FB = GND, T
Compact, High-Efficiency, Dual-Output
V
1.8V < V
1.8V < V
V
V
V
I
I
V
V
2.5V < V
2.5V < V
R
V
V
V
V
V
V
V
LOAD
LOAD
ON
OUT
LXLCD
FBLCD
FBLCD
FBLCD
FB
FB
ON
OUT
OUT
FB
FB
LOAD
= V
= V
≤ 45mV
= 1.35V
= GND, V
= V
= 3.3V, I
rising, V
falling, V
= 5mA, V
= 1mA to 5mA, V
=
= 28V, V
FBLCD
FBLCD
= 1.35V
≥ 1.2V
≤ 0.7V
OUT
OUT
OUT
OUT
ONLCD
A
A
∞,
= 0°C to +85°C, unless otherwise noted. Typical values are at T
= -40°C to +85°C, unless otherwise noted.) (Note 1)
V
< 5.5V, V
< 5.5V, V
< 5.5V
< 5.5V
FB
FB
LXLCD
LX
FB
= 1.35V, V
= 1.35V
IN
= 0
ONLCD
= 1.35V
= 1.35V
= 5.5V
= 1.35V
= +2V to +3V
= 100mA
CONDITIONS
CONDITIONS
FB
FB
IN
= 0
Step-Up DC-DC Converter
= 0.5V
= 0.5V
ONLCD
= +2.5V
= 0
MIN
1.95
3.14
1.20
1.5
0.28
1.20
MIN
1.6
0.5
2.4
1.6
4
TYP
1.25
0.1
1.1
0.5
0.1
0.1
0.5
9
1
5
A
= +25°C.)
MAX
3.47
1.30
MAX
5.5
1.7
2.4
1.30
10
30
50
400
400
2.0
0.7
1.5
7.5
1
28
50
14
1
1
1
1
UNITS
UNITS
µA
µA
µA
nA
mV
mV
µA
µA
µA
nA
µA
µs
µs
%
%
V
V
V
V
V
Ω
V
V
A
V
V
3