MAX1533AETJ+ Maxim Integrated Products, MAX1533AETJ+ Datasheet - Page 7

• Manufacturer Part Number: MAX1533AETJ+
• Description: IC POWER SUPPLY CONTROLER 32TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1533AETJ+

• Applications: Power Supply Controller
• Voltage - Input: 4.5 ~ 26 V
• Current - Supply: 15µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
I
LDO5
Operating Frequency (Note 1)
Maximum Duty Factor (Note 1)
Minimum On-Time
CURRENT LIMIT
ILIM_ Adjustment Range
Current-Limit Threshold (Fixed)
Current-Limit Threshold
(Adjustable)
INTERNAL FIXED LINEAR REGULATORS
LDO5 Output Voltage
LDO5 Undervoltage-Lockout
Fault Threshold
LDO3 Output Voltage
AUXILIARY LINEAR REGULATOR (MAX1537A ONLY)
LDOA Voltage Range
INA Voltage Range
LDOA Regulation Threshold,
Internal Feedback
ADJA Regulation Threshold,
External Feedback
ADJA Dual-Mode Threshold
Secondary Feedback
Regulation Threshold
INA Quiescent Current
REFERENCE (REF)
Reference Voltage
High-Efficiency, 5x Output, Main Power-Supply
= I
LDO3
PARAMETER
= I
LDOA
_______________________________________________________________________________________
IN
= no load, T
= 12V, both SMPS enabled, V
Controllers for Notebook Computers
A
= -40°C to +85°C, unless otherwise noted.) (Note 4)
SYMBOL
t
V
V
ON(MIN)
V
V
V
V
D
f
V
LIMIT
LIMIT
V
LODA
I
OSC
LDO5
LDO3
ADJA
INA
MAX
REF
INA
_
_
FSEL = GND
FSEL = REF
FSEL = V
FSEL = GND
FSEL = REF
FSEL = V
V
V
ON3 = ON5 = GND, 6V < V
0 < I
Rising edge, hysteresis = 1%
Standby mode, 6V < V
0 < I
ADJA = GND, 0 < I
V
0 < I
V
ADJA
V
V
V
CSH
CSH
INA
INA
INA
INA
CC
CC
LDO5
LOAD
LDOA
= 4.5V to 5.5V, I
> 13V
_ - V
_ - V
> V
- V
= 24V, I
= 5V, FSEL = REF, SKIP = GND, V
LDOA
LDOA
CC
CC
CSL
CSL
< 100mA
< 100mA
< 120mA, V
LDOA
_ , ILIM_ = V
_
+ 1V
CONDITIONS
= no load
LDOA
REF
V
V
V
LDOA
ILIM
ILIM
ILIM
IN
= 0
< 28V,
< 120mA,
CC
_ = 2.00V
_ = 1.00V
_ = 0.50V
IN
> 5.0V and
< 26V,
ILIM_
= V
11.40
MIN
3.75
3.20
1.94
0.10
0.63
1.97
170
240
375
170
0.5
4.8
91
91
91
67
90
40
5
6
LDO5
, V
INA
= 15V, V
12.55
MAX
V
4.30
3.43
2.08
0.25
0.97
2.03
230
330
575
250
230
110
165
5.1
83
60
23
24
REF
LDOA
UNITS
= 12V,
kHz
mV
mV
µA
ns
%
V
V
V
V
V
V
V
V
V
V
V
7