参数资料
型号: MAX17004ETJ+T
厂商: Maxim Integrated Products
文件页数: 4/36页
文件大小: 0K
描述: IC PS CTRLR FOR NOTEBOOKS 32TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
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 = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
Soft-Start Ramp Time
Soft-Stop Ramp Time
SYMBOL
t SSTART
t SSTOP
CONDITIONS
Measured from the rising edge of ON_ to
full scale
Measured from the falling edge of ON_ to
full scale
MIN
TYP
2
4
MAX
UNITS
ms
ms
INTERNAL FIXED LINEAR REGULATORS
LDO5 Output Voltage
LDO5 Undervoltage-Lockout Fault
Threshold
LDO5 Bootstrap Switch Threshold
LDO5 Bootstrap Switch Resistance
Short-Circuit Current
Short-Circuit Current (Switched
over to CSL_)
V LDO5
ON5 = GND, 6V < V IN < 26V,
0 < I LDO5 < 100mA
Rising edge, hysteresis = 1% (typ)
Rising edge of CSL5, hysteresis = 1% (typ)
LDO5 to CSL5, V CSL5 = 5V, I LDO5 = 50mA
LDO5 = GND, ON5 = GND
LDO5 = GND, V CSL5 > 4.7V
4.85
4.35
200
4.95
225
4.55
1
225
425
5.10
450
4.70
5
450
V
V
V
Ω
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
FBA Load Regulation
OUTA Shunt Trip Level
FBA Leakage Current
V FBA
V DRVA = 5V, I DRVA = 1mA (sink)
V DRA = 5V, I DRVA = 0.5mA to 5mA
Rising edge
V FBA = 1.035V
0.98
25
0.1
1.00
-1.2
26
1.02
-2.2
27
+0.1
V
%
V
μA
Secondary Feedback Regulation
Threshold
DL5 Pulse Width
V DRVA - V OUTA
0
1/
3f OSC
V
μs
OUTA Leakage Current
I OUTA
V DRVA = V OUTA = 25V
50
μA
REFERENCE (REF)
Reference Voltage
Reference Load-Regulation Error
REF Lockout Voltage
V REF
Δ V REF
V REF(UVLO)
LDO5 in regulation, I REF = 0
I REF = -5μA to +50μA
Rising edge
1.985
-10
2.00
1.8
2.015
+10
V
mV
V
FAULT DETECTION
Output Overvoltage Trip
Threshold (MAX17003 Only)
Output Overvoltage Fault
Propagation Delay (MAX17003 Only)
t OVP
With respect to error-comparator
threshold
50mV overdrive
8
11
10
14
%
μs
4
_______________________________________________________________________________________
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