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参数资料
| 型号： | MAX1937EEI+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 6/24页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR PWM HYBRID 28-QSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| PWM 型： | 混合物 |
| 输出数： | 1 |
| 频率 - 最大： | 500kHz |
| 占空比： | 50% |
| 电源电压： | 6 V ~ 24 V |
| 降压： | 无 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | 0°C ~ 85°C |
| 封装/外壳： | 28-QSOP |
| 包装： | 带卷 (TR) |
Two-Phase Desktop CPU Core Supply
Controllers with Controlled VID Change
ELECTRICAL CHARACTERISTICS (continued)
(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
CS Input Offset Voltage
CS_ Input Bias Current
CS_ = GND
CS_ = GND
CONDITIONS
MIN
-5
-5
TYP
MAX
+5
+5
UNITS
mV
μA
VOLTAGE POSITIONING
VPOS Input Offset Voltage
-5
+5
mV
VPOS Gain
VPOS Gain
From CS_ to FB; V CS1 , V CS2 = 0, -100mV; R VPOS = 75k Ω
From CS1, CS2 to FB; V CS1 , V CS2 = +13mV, -113mV;
R VPOS = 75k Ω
72.5
68
77.5
82
%/V
%/V
TIMER AND DRIVERS
On-Time
Minimum Off-Time
DH_ On-Resistance in Low State
LX1 = LX2 = CS1 = CS2 = GND, V FB = 1.5V
DH1 low to DH2 high, and DH2 low to DH1 high
V BST1 = V BST2 = 6V, LX1 = LX2 = GND
420
260
630
390
3
ns
ns
Ω
DH_ On-Resistance in High State V BST_ = 6V, LX_ = GND
DL_ On-Resistance in Low State
DL_ On-Resistance in High State
3
1.7
3
Ω
Ω
Ω
BST_ Leakage Current
LX_ Leakage Current
V BST_ = 30V, V LX_ = 24V
V BST_ = 30V, V LX_ = 24V
50
50
μA
μA
EN AND VID_
Low Level Threshold
High Level Threshold
1.6
0.8
V
V
Pullup Resistance
Internally pulled up to V DD
50
200
k Ω
PWRGD
PWRGD Upper Trip Level
PWRGD Lower Trip Level
Output Low Level
Output High Leakage
10
-15
15
-10
0.4
1
%
%
V
μA
CONTROLLED VID CHANGE
On-the-Fly VID Change Slew
Rate
VID_ Change Frequency Range
PWRGD Blanking Time
25mV per step
V VDD = 4.5V to 5.5V
R TIME = 120k Ω
R TIME = 47k Ω
R TIME = 470k Ω
6.17
2.35
23.5
38
125
7.25
2.99
29.9
380
350
μs
kHz
μs
Note 1: Specifications to -40°C are guaranteed by design and not production tested.
6
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相关代理商/技术参数 |
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| MAX1937EEI-TG069 | 制造商:Maxim Integrated Products 功能描述: |
| MAX1938EEI | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1938EEI-T | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1938EEI-TG069 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1938EVKIT | 功能描述:电源管理IC开发工具 RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
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