參數(shù)資料
型號(hào)： MAX1761EEE
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Replaced by TMS320VC5506 : Digital Signal Processor 100-LQFP
中文描述： SWITCHING CONTROLLER, 428 kHz SWITCHING FREQ-MAX, PDSO16
封裝： 0.150 INCH, 0.025 INCH PITCH, QSOP-16
文件頁數(shù)： 4/23頁
文件大小： 473K
代理商： MAX1761EEE
M
Small, Dual, High-Efficiency
Buck Controller for Notebooks
4
_______________________________________________________________________________________
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
PWM CONTROLLERS
V+
VL
(Note 2)
VL externally driven (Note 2)
4.5
4.75
0.99
2.475
1.782
1
80
-0.1
-1
20
5.25
1.01
2.525
1.818
5.5
300
0.1
1
V
Input Voltage Range
FB_ = OUT_
FB1 = GND
FB2 = GND
V
DC Output Voltage Accuracy
(Note 3)
V
OUT_
V+
= 4.5V to 20V,
VL
= 4.75V to 5.25V,
ON2 = VL
Output Voltage Adjust Range
OUT_ Input Resistance
FB_ Input Bias Current
CS_ Input Bias Current
Soft-Start Ramp Time
V
k
μA
μA
μs
V
FB_
= 1V, VL = 5V
V
CS_
= 0, VL = 5V
Zero to full ILIM
OUT1
OUT2
661
648
809
792
500
On-Time (Note 4)
t
ON
V+
= 10V, V
OUT1
= 2.5V,
V
OUT2
= 1.8V
Above regulation point
ns
Minimum Off-Time (Note 4)
BIAS AND REFERENCE
t
OFF
ns
IL
FB1 = FB2 = GND, VL = 5V, V
OUT1
and
V
OUT2
forced above regulation point
1.2
mA
VL undriven
1.7
Quiescent Supply Current
I+
FB1 = FB2 = GND, V
OUT1
and V
OUT2
forced above
regulation point
VL = 5V
0.5
10
10
4.75
2.02
8
mA
IL
I+
VL
V
REF
I
REF
VL = 5V, ON1 = ON2 = GND
VL = 0, 5V
I
LOAD
= 0 to 25mA, V+ = 5V to 20V
V+ = 5V to 20V, no load
I
REF
= 0 to 50μA
REF in regulation
μA
μA
V
V
mV
μA
Shutdown Supply Current
VL Output Voltage
Reference Voltage
Reference Load Regulation
REF Sink Current
FAULT PROTECTION
4.5
1.98
10
Output Undervoltage Threshold
(Foldback)
V
FB,UVFB
With respect to the regulation point, no load
60
80
%
Output Undervoltage Lockout
Timer
V
FB,UVLO(t)
Measured from ON_ signal going high
10
32
ms
GND
–
CS_, positive direction
GND
–
CS_, negative direction, ON2 = floating
92
-135
108
-105
Current-Limit Threshold
mV
VL Undervoltage Lockout
Threshold
V
VL,UVLO
Rising edge, hysteresis = 20mV, PWM is
disabled below this voltage
4.1
4.4
V
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V+ = 15V, C
VL
= 4.7μF, C
REF
= 0.1μF, VL not externally driven unless otherwise noted,
T
A
= -40
°
C to +85
°
C
,
unless otherwise noted.) (Note 1)
相關(guān)PDF資料
PDF描述
MAX1763 1.5A, Low-Noise, 1MHz, Step-Up DC-DC Converter
MAX1763EEE 1.5A, Low-Noise, 1MHz, Step-Up DC-DC Converter
MAX1763EUE Replaced by TMS320C6410 : Digital Signal Processors 68-PLCC -40 to 85
MAX1765 Replaced by TMS320C6410 : Digital Signal Processors 68-PLCC -40 to 85
MAX1765EEE 800mA, Low-Noise, Step-Up DC-DC Converter with 500mA Linear Regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1761EEE+ 功能描述:DC/DC 開關(guān)控制器 Dual Buck Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1761EEE+T 功能描述:DC/DC 開關(guān)控制器 Dual Buck Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1761EEE-T 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1761EVKIT 功能描述:DC/DC 開關(guān)控制器 Evaluation Kit for the MAX1761 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1762EUB 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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