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| 型號(hào)： | MAX1777EEI |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 32-Bit Digital Signal Controller with ROM 100-BGA MICROSTAR -40 to 125 |
| 中文描述： | DUAL SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | 0.150 INCH, 0.025 INCH PITCH, QSOP-28 |
| 文件頁(yè)數(shù)： | 9/32頁(yè) |
| 文件大?。?/td> | 497K |
| 代理商： | MAX1777EEI |
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M
High-Effic ienc y, Quad Output, Main Power-
S upply Controllers for Notebook Computers
_______________________________________________________________________________________
9
Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 1 and Figure 2, no load on LDO5, LDO3, OUT3, OUT5, and REF, V+ = 12V, ON3 = ON5 = V
CC
,
SHDN
= V+,
R
CS
= 7m
, V
ILIM
_ = 0.5V, T
A
= +25°C, unless otherwise noted.)
400
0
0.001
0.01
0.1
1
10
3.3V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1777)
80
M
LOAD CURRENT (A)
S
160
240
320
280
200
120
40
360
PWM MODE
PFM MODE
V
IN
= 7V
ULTRASONIC MODE
250
0
0.001
0.01
0.1
1
10
5V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1777)
50
M
LOAD CURRENT (A)
S
100
150
200
175
125
75
25
225
PWM MODE
PFM MODE
V
IN
= 24V
ULTRASONIC MODE
400
0
0.001
0.01
0.1
1
10
3.3V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1777)
80
M
LOAD CURRENT (A)
S
160
240
320
280
200
120
40
360
PWM MODE
PFM MODE
V
IN
= 24V
ULTRASONIC MODE
500
0
0.001
0.01
0.1
1
10
5V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1977)
100
M
LOAD CURRENT (A)
S
200
300
400
350
250
150
50
450
PWM MODE
IDLE MODE
V
IN
= 7V
1
10
0
100
50
200
150
400
350
300
250
500
450
600
550
0.001
0.01
0.1
3.3V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1977)
M
LOAD CURRENT (A)
S
PWM MODE
PFM MODE
V
IN
= 7V
ULTRASONIC MODE
500
0
0.001
0.01
0.1
1
10
5V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1977)
100
M
LOAD CURRENT (A)
S
200
300
400
350
250
150
50
450
PWM MODE
PFM MODE
V
IN
= 24V
ULTRASONIC MODE
1
10
0
100
50
200
150
400
350
300
250
500
450
600
550
0.001
0.01
0.1
3.3V OUTPUT SWITCHING
FREQUENCY vs. LOAD CURRENT (MAX1977)
M
LOAD CURRENT (A)
S
PWM MODE
IDLE MODE
V
IN
= 24V
ULTRASONIC MODE
5.15
5.05
0.001
0.01
0.1
1
10
OUT5 VOLTAGE REGULATION
vs. LOAD CURRENT
5.07
M
LOAD CURRENT (A)
O
5.09
5.11
5.13
5.12
5.10
5.08
5.06
5.14
FORCED PWM
IDLE MODE
ULTRASONIC MODE
1
10
3.330
3.340
3.335
3.350
3.345
3.370
3.365
3.360
3.355
3.380
3.375
3.390
3.385
0.001
0.01
0.1
OUT3 VOLTAGE REGULATION
vs. LOAD CURRENT
M
LOAD CURRENT (A)
O
FORCED PWM
IDLE MODE
ULTRASONIC
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PDF描述 |
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| MAX1777 | High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers |
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| MAX1977 | High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers |
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| MAX1977EEI | High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers |
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| MAX1777EEI+ | 功能描述:DC/DC 開(kāi)關(guān)控制器 Quad-Out Main Power Sply Ctlr for Ntbk RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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 |
| MAX1777EEI+T | 功能描述:DC/DC 開(kāi)關(guān)控制器 Quad-Out Main Power Sply Ctlr for Ntbk RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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 |
| MAX1777EEI-T | 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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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| MAX1778EUG+ | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Quad-Output TFT LCD w/Buffer RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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