- 您现在的位置：买卖IC网 > PDF目录67802 > MAX669EUB+T (MAXIM INTEGRATED PRODUCTS INC) 1.8V to 28V Input, PWM Step-Up Controllers in µMAX PDF资料下载
参数资料
| 型号： | MAX669EUB+T |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 1.8V to 28V Input, PWM Step-Up Controllers in µMAX |
| 中文描述： | SWITCHING CONTROLLER, 575 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封装： | COMPACT, UMAX-10 |
| 文件页数： | 13/18页 |
| 文件大小： | 289K |
| 代理商： | MAX669EUB+T |
MAX668/MAX669
1.8V to 28V Input, PWM Step-Up
Controllers in MAX
4
_______________________________________________________________________________________
ns
%
Minimum SYNC Input-Pulse Duty Cycle
45
Minimum SYNC Input Low Pulse Width
200
SYNC Input Rise/Fall Time
Not tested
200
ns
ELECTRICAL CHARACTERISTICS (continued)
(VCC = LDO = 5V, ROSC = 200k, TA = -40°C to +85°C, unless otherwise noted.)
ROSC = 200k ±1%
87
93
SYNC Input Frequency Range
100
500
kHz
1.8V < VCC < 3V (MAX669)
0.30
V
1.8V < VCC < 3V (MAX669)
1.5
V
SYNC/SHDN = 28V
6.5
A
EXT On-Resistance
EXT high or low
5
SYNC/SHDN Input Current
SYNC/SHDN = 5V
3.0
Note 1: This is the VCC current consumed when active but not switching. Does not include gate-drive current.
Note 2: Limits at TA = -40°C are guaranteed by design.
222
278
UNITS
PARAMETER
CONDITIONS
MIN
MAX
ROSC = 200k ±1%
%
Maximum Duty Cycle
ROSC = 500k ±1%
86
94
425
575
ROSC =100k ±1%
kHz
Oscillator Frequency
85
115
ROSC = 500k ±1%
ROSC = 100k ±1%
86
94
SYNC/SHDN Input High Voltage
3V < VCC < 28V
2.0
SYNC/SHDN Input Low Voltage
3V < VCC < 28V
0.45
V
REF Output Voltage
No load, CREF = 0.22F
1.22
1.28
mV
REF Load Regulation
REF load = 0 to 50A
-10
V
REF Undervoltage Lockout Threshold
Rising edge, 1% hysteresis
1.0
1.2
OSCILLATOR
相关PDF资料 |
PDF描述 |
|---|---|
| MAX6690MEE+T | 2°C Accurate Remote/Local Temperature Sensor with SMBus Serial Interface |
| MAX6692MSA+T | Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms |
| MAX6692MUA+ | Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms |
| MAX6692MUA+T | Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms |
| MAX6695AUB+ | Dual Remote/Local Temperature Sensors with SMBus Serial Interface |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX6700UT | 制造商:Maxim Integrated Products 功能描述:LOW-VOLTAGE HIGH-ACCURACY TRIPLE - Rail/Tube 制造商:Rochester Electronics LLC 功能描述: |
| MAX6700UT+ | 制造商:Maxim Integrated Products 功能描述:MAXIM MAX6700UT+ PROCESSOR SUPERVISORS - Tape and Reel 制造商:Maxim Integrated Products 功能描述:Maxim MAX6700UT+ Processor Supervisors 制造商:Maxim Integrated Products 功能描述:uP supervisory circuits, MAX6700UT+ |
| MAX6700UT+T | 功能描述:监控电路 Triple uPower Supervisor RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
| MAX6700UT-T | 功能描述:监控电路 RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
| MAX6701ALKA | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
发布紧急采购，3分钟左右您将得到回复。