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參數(shù)資料
| 型號(hào)： | MAX1937 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change |
| 中文描述： | 雙相、臺(tái)式機(jī)CPU核電源控制器，帶有受控的VID調(diào)節(jié) |
| 文件頁(yè)數(shù)： | 5/24頁(yè) |
| 文件大小： | 586K |
| 代理商： | MAX1937 |
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M
Two-Phase Desktop CPU Core Supply Controllers
with Controlled VID Change
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS
(V
VCC
= 12V, V
EN
= V
VDD
= 5V, PGND = GNDS = GND, VID_= GND, C
VPOS
= 47pF, C
REF
= 0.1μF, V
ILIM
= 1V,
T
A
= -40
°
C to +85
°
C
,
unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
GENERAL
MAX1937
V
CC
Operating Range
MAX1938/MAX1939
V
DD
Operating Range
VLG Operating Range
V
VLG
≥
V
VDD
V
CC
Operating Supply Current
FB above threshold (no switching)
V
DD
Operating Supply Current
FB above threshold (no switching)
VLG Operating Supply Current
FB above threshold (no switching)
V
CC
Shutdown Current
EN = GND
V
DD
Shutdown Current
EN = GND, VID_ not connected
VLG Shutdown Current
EN = GND
TIME Output Voltage
ILIM Input Bias
V
ILIM
= 1V
CS_ = GND, VPOS connected to REF through a 75k
resistor
REFERENCE
Reference Voltage
-50μA
≤
I
REF
≤
50μA
SOFT-START
MAX1937
MAX1938
Ramp Period
MAX1939
ERROR AMPLIFIER
GNDS Input Bias Current
Output Regulation Voltage
Accuracy
FAULT PROTECTION
MIN
TYP
MAX
24
24
5.5
6.5
40
2.5
60
5
100
5
2.04
+250
UNITS
6
8
V
4.5
4.5
20
1.96
-250
V
V
μA
mA
μA
μA
μA
μA
V
nA
VPOS Output Voltage
1.96
2.04
V
1.98
1.1
1.5
1.3
-5
2.02
5.5
6.6
7.0
+5
V
ms
μA
-1
+1
%
V
DD
UVLO Threshold
Rising or falling V
DD
4.00
4.45
V
VLG UVLO Threshold
Output Overvoltage Fault
Threshold
Rising or falling VLG
4.00
1.97
2.215
4.45
2.03
2.285
V
MAX1937/MAX1938
MAX1939
Rising and falling
V
Output UVLO Threshold
Rising and falling percentage of the nominal
regulation voltage
65
75
%
CURRENT LIMIT
PGND to CS_, V
ILIM
= 1.5V
PGND to CS_, V
ILIM
= 1V
PGND to CS_, V
ILIM
= 0.5V
135
90
45
165
110
55
Current-Limit Threshold
mV
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MAX1937EEI | Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change |
| MAX1938 | Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change |
| MAX1938EEI | Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change |
| MAX1939 | Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change |
| MAX1939EEI | Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1937EEI | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| MAX1937EEI+ | 功能描述:DC/DC 開關(guān)控制器 2-Phase Desktop CPU Core Supply Ctlr 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 |
| MAX1937EEI+T | 功能描述:DC/DC 開關(guān)控制器 2-Phase Desktop CPU Core Supply Ctlr 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 |
| MAX1937EEI-T | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| MAX1937EEI-TG069 | 制造商:Maxim Integrated Products 功能描述: |
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