| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
Single/Dual/Quad, Micropower, Single-Supply Rail-to-Rail Op Amps General Description The dual MAX492, quad MAX494, and single MAX495 operational amplifiers combine excellent DC accuracy with rail-to-rail operation at the input and output. Since the common-mode voltage extends from VCC to VEE, the devices can operate from either a single supply (+2.7V to +6V) 文件:230.88 Kbytes 页数:16 Pages | MAXIM 美信 | MAXIM | ||
Single/Dual/Quad, Micropower, Single-Supply Rail-to-Rail Op Amps General Description The dual MAX492, quad MAX494, and single MAX495 operational amplifiers combine excellent DC accuracy with rail-to-rail operation at the input and output. Since the common-mode voltage extends from VCC to VEE, the devices can operate from either a single supply (+2.7V to +6V) 文件:230.88 Kbytes 页数:16 Pages | MAXIM 美信 | MAXIM | ||
Single/Dual/Quad, Micropower, Single-Supply Rail-to-Rail Op Amps General Description The dual MAX492, quad MAX494, and single MAX495 operational amplifiers combine excellent DC accuracy with rail-to-rail operation at the input and output. Since the common-mode voltage extends from VCC to VEE, the devices can operate from either a single supply (+2.7V to +6V) 文件:230.88 Kbytes 页数:16 Pages | MAXIM 美信 | MAXIM | ||
Battery Power-Up Logic with Overvoltage and Overcurrent Protection 文件:317.96 Kbytes 页数:19 Pages | MAXIM 美信 | MAXIM | ||
Battery Power-Up Logic with Overvoltage and Overcurrent Protection 文件:317.96 Kbytes 页数:19 Pages | MAXIM 美信 | MAXIM | ||
Battery Power-Up Logic with Overvoltage and Overcurrent Protection 文件:317.96 Kbytes 页数:19 Pages | MAXIM 美信 | MAXIM | ||
Battery Power-Up Logic with Overvoltage and Overcurrent Protection 文件:317.96 Kbytes 页数:19 Pages | MAXIM 美信 | MAXIM | ||
电池上电逻辑控制,提供过压和过流保护 MAX4919B/MAX4920B/MAX4921B为过压保护控制器,可对低压系统提供高达+28V的过压故障保护。内置1.8A (最小值)、低RON (100mΩ)的pFET,可将电池切换至负载,并保护电池免受短路故障的影响。发生短路时,在屏蔽周期内器件限制流经内部pFET的电流。如果屏蔽周期过后仍然保持短路状态,则开关进入闭锁状态,并保持关断直到输入信号(IN,HP_PWR,PWR_ON)重启。PWR_HOLD,HP_PWR,PWR_ON或IN为逻辑高电压时,pFET导通。\n 过压门限(OVLO)被预置为+6.38V (MAX4919B)、+5.80V (MAX4920B)、+4.65V \n• 高达+28V的输入过压保护 \n• 预置过压保护触发门限 6.38V (MAX4919B) 5.80V (MAX4920B) 4.65V (MAX4921B) \n• 适配器/车载电源自动选择 \n• 低电流欠压锁定模式 \n• 内置1.8A (最小值)的电池切换FET \n• 集成低电池电压检测 \n• 电池短路保护 \n• 低成本的外部过压保护nMOSFET \n• 14引脚TDFN封装(3mm x 3mm); | ADI 亚德诺 | ADI | ||
过压保护控制器,采用外部pFET MAX4923–MAX4926过压保护(OVP)控制器使用适当的外部pFET可在高达+28V的高压故障条件下为低压系统提供保护。当输入电压超过过压锁定(OVLO)门限,或跌落至低于欠压锁定(UVLO)门限时,器件关断外部pFET使受保护元件免受损害,并输出标志通知处理器出现故障状态。\n典型过压门限设定为7.18V (MAX4923)、6.16V (MAX4924)、5.65V (MAX4925)和4.46V (MAX4926)。所有器件的欠压门限均设定为2.44V (典型值)。\n当输入端(IN)使用1µF电容旁路至地时,可提供±15k HBM ESD保护。所有器件提供小型6引脚(1.5mm ·高达+28V的过压保护\n·预设7.18V、6.16V、5.65V和4.46V过压门限电平\n·预设2.44V典型欠压门限电平\n·±2.5%精度的过压/欠压门限电平\n·低电源电流13µA (典型值)\n·驱动外部pFET\n·20ms适配器防抖时间\n·故障标志指示器\n·6引脚(1.5mm x 1.0mm) µDFN封装; | ADI 亚德诺 | ADI | ||
Package:14-WFDFN 裸露焊盘;包装:散装 类别:集成电路(IC) 专用 IC 描述:IC OVERVOLT CURR CTLR 14TDFN | AD 亚德诺 | AD |
技术参数
- Input IBIAS (max)(nA):
60
- VOS (max)(µV):
500
- VSUPPLY (Total) (min)(V):
2.7
- VSUPPLY (Total) (max)(V):
6
- # Amplifiers:
2
- VCMVR (to Neg. Rail):
Yes
- Rail to Rail:
Input/Output
- AVCL (min):
1
- ICC per Amp. (typ)(µA):
150
- ICC per Amp. (max)(µA):
170
- CMRR @DC (typ)(dB):
90
- PSRR @DC (typ)(dB):
110
- Slew Rate (typ)(V/µs):
0.2
- VCMVR(V):
VEE to VCC
- VOUT (@ Load)(V):
VEE+0.15 to VCC-0.15 @ 1k
- en(<)(nV/√Hz):
25
- in(pA/√Hz):
0.1
- Noise Spec'd @:
1kHz
- Low Power Shutdown:
No
- RoHS Available:
Yes
- Oper. Temp.(°C):
-55 to +125
- Package/ Pins:
DICE SALES/N/A
- Smallest Available Pckg. (max w/pins)(mm2):
31
- Budgetary Price (See Notes):
$4.38 @1k
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
25+ |
100 |
公司现货库存 |
询价 | ||||
MAXIM/美信 |
2025+ |
SOP8 |
5000 |
原装进口价格优 请找坤融电子! |
询价 | ||
美信 |
24+ |
DIP-8 |
5 |
询价 | |||
MAX |
23+ |
sop8 |
3700 |
绝对全新原装!现货!特价!请放心订购! |
询价 | ||
MAXIM |
22+ |
SOP8 |
8200 |
原装现货库存.价格优势 |
询价 | ||
MAX |
25+ |
sop8 |
4500 |
全新原装、诚信经营、公司现货销售! |
询价 | ||
MAXIM/美信 |
23+ |
SOP-8 |
8900 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
询价 | ||
MAXIM |
23+ |
最新 |
29643 |
公司原装现货!主营品牌!可含税欢迎查询 |
询价 | ||
MAXIM/美信 |
23+ |
SOP-8 |
89630 |
当天发货全新原装现货 |
询价 | ||
MAXIM |
2025+ |
SOP8 |
3695 |
全新原厂原装产品、公司现货销售 |
询价 |
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