MAX1901EAI+ Maxim Integrated Products, MAX1901EAI+ Datasheet - Page 5
![IC CNTRLR PWR SPLY LN 28-SSOP](/photos/6/61/66141/175-28-ssop_sml.jpg)
MAX1901EAI+
Manufacturer Part Number
MAX1901EAI+
Description
IC CNTRLR PWR SPLY LN 28-SSOP
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX1904ETJ.pdf
(33 pages)
Specifications of MAX1901EAI+
Applications
Controller, Notebook Computers
Voltage - Input
4.2 ~ 30 V
Number Of Outputs
4
Voltage - Output
2.5 ~ 5 V
Operating Temperature
0°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
28-SSOP
Output Voltage
3.3 V, 5 V, 2.5 V to 5.5 V
Output Current
5 A
Input Voltage
4.2 V to 30 V
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS
(V+ = 15V, both PWMs on, SYNC = V
INTERNAL REGULATOR AND REFERENCE
MAIN SMPS CONTROLLERS
Input Voltage Range
3V Output Voltage in Adjustable Mode
3V Output Voltage in Fixed Mode
5V Output Voltage in Adjustable Mode
5V Output Voltage in Fixed Mode
Output Voltage Adjust Range
Adjustable-Mode Threshold Voltage
Current-Limit Threshold
Oscillator Frequency
Maximum Duty Factor
SYNC Input Frequency Range
FLYBACK CONTROLLER
V
SECFB Regulation Threshold
V
V
12V LINEAR REGULATOR (Note 3)
12OUT Output Voltage
Quiescent V
V
V
V
REF Output Voltage
REF Load Regulation
REF Sink Current
REF Fault Lockout Voltage
V+ Operating Supply Current
DD
DD
DD
L
L
L
500kHz Multi-Output, Low-Noise Power-Supply
Output Voltage
Undervoltage Lockout-Fault Threshold
Switchover Threshold
Regulation Threshold
Shunt Threshold
Shunt Sink Current
DD
PARAMETER
Current
_______________________________________________________________________________________
Controllers for Notebook Computers
L
, V
L
load = 0, REF load = 0, SKIP = 0, T
V+ = 4.2V to 30V, CSH3 - CSL3 = 0,
CSL3 tied to FB3
V+ = 4.2V to 30V, 0 < CSH3 - CSL3
< 80mV, FB3 = 0
V+ = 4.2V to 30V, CSH5 - CSL5 = 0,
CSL5 tied to FB5
V+ = 5.3V to 30V, 0 < CSH5 - CSL5
< 80mV, FB5 = 0
Either SMPS
Dual-mode comparator
CSH3 - CSL3 or CSH5 - CSL5
SKIP = V
SYNC = V
SYNC = 0
SYNC = V
SYNC = 0 (Note 2)
Falling edge (Note 3)
Falling edge (MAX1901/MAX1904)
Rising edge, hysteresis = 1% (Note 3)
V
13V < V
V
SHDN = V+, RUN/ON3 = TIME/ON5 = 0,
5.4V < V+ < 30V, 0 < I
Falling edge, hysteresis = 1%
Rising edge of CSL5, hysteresis = 1%
No external load (Note 5)
0 < I
0 < I
Falling edge
V
DD
DD
L
switched over to CSL5, 5V SMPS on
= 20V (Note 3)
= 18V, run mode, no 12OUT load
LOAD
LOAD
DD
L
L
L
< 50µA
< 5mA
or V
< 18V, 0mA < I
DD
CONDITIONS
< 13V or SECFB < 2.44V
LOAD
LOAD
A
< 50mA
= -40°C to +85°C, unless otherwise noted.) (Note 7)
< 100mA
11.65
MIN
2.45
2.42
3.20
2.42
4.85
REF
2.44
450
283
400
4.2
0.5
-50
4.7
3.5
4.2
1.8
80
95
97
13
18
10
10
TYP
12.50
100.0
MAX
30.0
2.58
3.47
2.58
5.25
-150
2.60
2.55
12.5
120
550
383
583
100
5.5
1.1
5.1
3.7
4.7
2.4
14
20
50
UNITS
kHz
kHz
mV
mA
mV
µA
µA
µA
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
5