参数资料
型号: MAX17003ETJ+T
厂商: Maxim Integrated Products
文件页数: 7/36页
文件大小: 0K
描述: IC PS CTRLR FOR NOTEBOOKS 32TQFN
标准包装: 2,500
应用: 控制器,笔记本电脑电源系统
输入电压: 6 V ~ 26 V
输出数: 4
输出电压: 3.3V,5V,2 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
High-Efficiency, Quad-Output, Main Power-
Supply Controllers for Notebook Computers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V IN = 12V, both SMPS enabled, FSEL = REF, SKIP = GND, ILIM = LDO5, FBA = LDO5, I REF = I LDO5 = I OUTA =
no load, T A = -40°C to +85°C , unless otherwise noted.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
CURRENT LIMIT
ILIM Adjustment Range
0.5
V REF
V
Current-Limit Threshold (Fixed)
V LIMIT
V CSH _ - V CSL _, ILIM = LDO5
44
56
mV
Current-Limit Threshold
(Adjustable)
V LIMIT
V CSH _ - V CSL _
V ILIM = 2.00V
V ILIM = 1.00V
185
93
215
107
mV
INTERNAL FIXED LINEAR REGULATORS
LDO5 Output Voltage
LDO5 Undervoltage-Lockout
Fault Threshold
LDO5 Bootstrap Switch
V LDO5
ON5 = GND, 6V < V IN < 26V,
0 < I LDO5 < 100mA
Rising edge, hysteresis = 1% (typ)
Rising edge of CSL5, hysteresis = 1% (typ)
4.85
3.7
4.30
5.10
4.1
4.75
V
V
V
Short-Circuit Current
Short-Circuit Current (Switched
over to CSL_)
LDO5 = GND, ON5 = GND
LDO5 = GND, V CSL5 > 4.7V
200
450
mA
mA
AUXILIARY LINEAR REGULATOR
DRVA Voltage Range
DRVA Drive Current
V DRVA
V FBA = 1.05V, V DRVA = 5V
V FBA = 0.965V, V DRVA = 5V
0.5
10
26.0
0.4
V
mA
FBA Regulation Threshold
OUTA Shunt Trip Level
V FBA
V DRVA = 5V, I DRVA = 1mA (sink)
0.98
25
1.02
27
V
V
REFERENCE (REF)
Reference Voltage
V REF
LDO5 in regulation, I REF = 0
1.980
2.020
V
_______________________________________________________________________________________
7
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