- 您现在的位置：买卖IC网 > PDF目录5144 > MAX8554EEE+T (Maxim Integrated Products)IC CNTRLR BUCK PWM 16-QSOP PDF资料下载
参数资料
| 型号： | MAX8554EEE+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/24页 |
| 文件大小： | 0K |
| 描述： | IC CNTRLR BUCK PWM 16-QSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 系列： | Quick-PWM™ |
| 应用： | 控制器，DDR，DDR2 |
| 输入电压： | 4.5 V ~ 28 V |
| 输出数： | 1 |
| 输出电压： | 0.6 V ~ 3.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-SSOP（0.154"，3.90mm 宽） |
| 供应商设备封装： | 16-QSOP |
| 包装： | 带卷 (TR) |
4.5V to 28V Input, Synchronous PWM Buck Controllers
for DDR Termination and Point-of-Load Applications
ELECTRICAL CHARACTERISTICS (continued)
(V V+ = V HSD = +12V, V EN/HSD = V REFIN = +2.5V, V EN = +5V, C VL = 4.7μF, C VTTR = 1μF, C REF = 0.22μF, V FSEL = 0V, ILIM = VL,
PGND = LX = GND, BST = VL, T A = 0°C to +85°C. Typical values are at T A = +25 ° C, unless otherwise specified.)
PARAMETER
FB Regulation Voltage
Output Adjust Range
VTT Line Regulation
FB Line Regulation
VTT Load Regulation
FB Load Regulation
CONDITIONS
MAX8554, V OUT = +2.5V, FSEL unconnected
MAX8554 (Note 1)
V EN/HSD ±10%, V VTT = +1.25V, I OUT = 0A
MAX8554, V HSD ±10%, V OUT = +2.5V,
I OUT = 0A, FSEL unconnected
0 < I OUT < +7A, V VTT = +1.25V
MAX8554, 0 < I OUT < +7A, V OUT = +2.5V,
FSEL unconnected
MIN
0.598
0.6
TYP
0.607
±0.325
±0.325
0.2
0.2
MAX
0.616
3.5
UNITS
V
V
%
%
%
%
REFERENCE
Reference Output Voltage
Reference Load Regulation
Reference UVLO
V V+ = V VL = +4.5 to +5.5V, I REF = 0
V V+ = V VL = +5V, I REF = 0 to 50μA
V V+ = V VL = +5V, reference rising, hysteresis = 27mV
1.97
1.5
2.00
1.6
2.03
10
1.7
V
mV
V
VTTR
VTTR Output Voltage Range
0
1.8
V
I VTTR = -5mA to +5mA
49.5
50
50.5
VTTR Output Accuracy
Thermal Shutdown
I VTTR = -25mA to +25mA, V REFIN = +1.8V
I VTTR = -25mA to +25mA, V REFIN = +3.6V
Rising temperature, typical hysteresis = 15 ° C
49
49.5
50
50
+160
51
50.5
% V REFIN
° C
SOFT-START
ILIM Ramp Period
Output Predischarge Period
Ramps the ILIM trip threshold from 20% to 100% in
20% increments
Rising edge of EN/HSD to the start of internal digital
soft-start
0.8
0.8
1.7
1.7
3.0
3.0
ms
ms
OSCILLATOR
FSEL = VL
200
Oscillator Frequency
FSEL = unconnected
FSEL = REF
FSEL = GND
300
400
550
kHz
FSEL = VL
2.18
2.5
2.83
On-Time
MAX8553, V VTT = +1.25V
(Note 2)
FSEL unconnected
FSEL = REF
1.45
1.09
1.67
1.25
1.89
1.41
μs
FSEL = GND
FSEL = VL
0.82
0.89
0.91
1.02
1.00
1.16
On-Time
MAX8554, V OUT = +2.5V
(Note 2)
FSEL unconnected
FSEL = REF
0.61
0.43
0.71
0.49
0.80
0.56
μs
FSEL = GND
0.33
0.37
0.41
Off-Time
(Note 2)
350
400
ns
_______________________________________________________________________________________
3
相关PDF资料 |
PDF描述 |
|---|---|
| RMM15DRTH | CONN EDGECARD 30POS DIP .156 SLD |
| RBM36DRTH | CONN EDGECARD 72POS DIP .156 SLD |
| MAX1542ETP+ | IC DC-DC CONV TFT-LCD 20-TQFN |
| ESM28DRKF-S13 | CONN EDGECARD 56POS .156 EXTEND |
| RBM31DRSS | CONN EDGECARD 62POS DIP .156 SLD |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8554EVKIT | 功能描述:电流型 PWM 控制器 Evaluation Kit for the MAX8553 MAX8554 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| MAX8555AETB | 制造商:Maxim Integrated Products 功能描述:LOW-COST, HIGH-RELIABILITY, 0.5V TO 3.3V O-RI - Rail/Tube |
| MAX8555AETB-T | 功能描述:功率驱动器IC RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
| MAX8555AEUB | 功能描述:功率驱动器IC RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
| MAX8555AEUB+ | 功能描述:功率驱动器IC .5-3.3V ORing MOSFET Controller RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
发布紧急采购，3分钟左右您将得到回复。