參數(shù)資料
型號： MAX1537A
廠商： Maxim Integrated Products, Inc.
英文描述： High-Efficiency, 5x Output, Main Power-Supply Controllers for Notebook Computers
中文描述： 高效率、5路輸出、主電源控制器，用于筆記本電腦
文件頁數(shù)： 7/38頁
文件大?。?/td> 1427K
代理商： MAX1537A
M
High-Efficiency, 5x Output, Main Power-Supply
Controllers for Notebook Computers
_______________________________________________________________________________________
7
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
IN
= 12V, both SMPS enabled, V
CC
= 5V, FSEL = REF,
SKIP
= GND, V
ILIM_
= V
LDO5
, V
INA
= 15V, V
LDOA
= 12V,
I
LDO5
= I
LDO3
= I
LDOA
= no load,
T
A
= -40°C to +85°C
, unless otherwise noted.) (Note 4)
PARAMETER
SYMBOL
CONDITIONS
MIN
170
240
375
91
91
91
MAX
230
330
575
UNITS
FSEL = GND
FSEL = REF
FSEL = V
CC
FSEL = GND
FSEL = REF
FSEL = V
CC
Operating Frequency (Note 1)
f
OSC
kHz
Maximum Duty Factor (Note 1)
D
MAX
%
Minimum On-Time
CURRENT LIMIT
ILIM_ Adjustment Range
Current-Limit Threshold (Fixed)
t
ON(MIN)
250
ns
0.5
67
170
90
40
V
REF
83
230
110
60
V
V
LIMIT
_
V
CSH
_ - V
CSL
_ ILIM_ = V
CC
mV
V
ILIM
_ = 2.00V
V
ILIM
_ = 1.00V
V
ILIM
_ = 0.50V
Current-Limit Threshold
(Adjustable)
V
LIMIT
_
V
CSH
_ - V
CSL
_
mV
INTERNAL FIXED LINEAR REGULATORS
LDO5 Output Voltage
V
LDO5
ON3 = ON5 = GND, 6V < V
IN
< 26V,
0 < I
LDO5
< 100mA
4.8
5.1
V
LDO5 Undervoltage-Lockout
Fault Threshold
Rising edge, hysteresis = 1%
3.75
4.30
V
LDO3 Output Voltage
V
LDO3
Standby mode, 6V < V
IN
< 28V,
0 < I
LOAD
< 100mA
3.20
3.43
V
AUXILIARY LINEAR REGULATOR (MAX1537A ONLY)
LDOA Voltage Range
INA Voltage Range
V
LODA
V
INA
5
6
23
24
V
V
LDOA Regulation Threshold,
Internal Feedback
ADJA = GND, 0 < I
LDOA
< 120mA,
V
INA
> 13V
11.40
12.55
V
ADJA Regulation Threshold,
External Feedback
V
ADJA
0 < I
LDOA
< 120mA, V
LDOA
> 5.0V and
V
INA
> V
LDOA
+ 1V
ADJA
1.94
2.08
V
ADJA Dual-Mode Threshold
0.10
0.25
V
Secondary Feedback
Regulation Threshold
V
INA
- V
LDOA
0.63
0.97
V
INA Quiescent Current
REFERENCE (REF)
Reference Voltage
I
INA
V
INA
= 24V, I
LDOA
= no load
165
μA
V
REF
V
CC
= 4.5V to 5.5V, I
REF
= 0
1.97
2.03
V
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1537AETX+ 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX1537ETX 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel
MAX1537ETX-T 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel
MAX1537EVKIT 制造商:Maxim Integrated Products 功能描述:MAIN POWER SUPPLY CONTROLLER FOR NOTEBOOK - Bulk
MAX1538ETI 功能描述:電池管理 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
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