- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄383325 > MAX1557 (Maxim Integrated Products, Inc.) 16レA IQ, 1.2A PWM Step-Down DC-DC Converters PDF資料下載
參數(shù)資料
| 型號(hào)： | MAX1557 |
| 廠商： | Maxim Integrated Products, Inc. |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 16レA IQ, 1.2A PWM Step-Down DC-DC Converters |
| 中文描述： | 16µA IQ、1.2A PWM降壓型DC-DC轉(zhuǎn)換器 |
| 文件頁(yè)數(shù)： | 3/12頁(yè) |
| 文件大?。?/td> | 732K |
| 代理商： | MAX1557 |
M
16μA I
Q
, 1.2A PWM DC-DC
Step-Down Converters
_______________________________________________________________________________________
3
Note 1:
All units are 100% production tested at T
A
= +25°C. Limits over the operating range are guaranteed by design.
Note 2:
For the MAX1556, 3.3V output accuracy is specified with a 4.2V input.
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
INP
= V
SHDN
= 3.6V, T
A
= - 40°C to +85°C. Typical values are at T
A
= +25°C, unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
V
IN
= 2.6V to 3.6V
V
IN
= 3.6V to 5.5V
V
IN
= 2.6V to 3.6V
V
IN
= 3.6V to 5.5V
V
IN
= 3.6V
V
IN
= 2.6V
V
IN
= 3.6V
V
IN
= 2.6V
MIN
TYP
-0.37
0.33
-0.1
0.09
0.19
0.23
0.35
0.42
0.27
0.33
1.8
1.0
MAX
UNITS
MAX1556,
D1 = IN, D2 = GND
Line Regulation
MAX1557,
D1 = IN, D2 = GND
%
0.35
MAX1556
0.7
p-Channel On-Resistance
MAX1557
V
IN
= 3.6V
V
IN
= 2.6V
MAX1556
MAX1557
0.48
n-Channel On-Resistance
1.5
0.8
2.1
1.2
p-Channel Current-Limit
Threshold
A
n-Channel Zero Crossing
Threshold
20
35
45
mA
MAX1556
MAX1557
1.8
1.0
10
RMS LX Output Current
A
RMS
T
A
= +25°C
T
A
= +85°C
0.1
0.1
LX Leakage Current
V
IN
= 5.5V, LX =
GND or IN
μA
Maximum Duty Cycle
Minimum Duty Cycle
Internal Oscillator Frequency
SS Output Impedance
SS Discharge Resistance
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
LOGIC INPUTS (D1, D2,
SHDN
)
Input-Voltage High
Input-Voltage Low
100
%
%
0
0.9
130
1
1.1
300
200
MHz
k
°C
°C
V
SS
/ I
SS
for I
SS
= 2μA
SHDN
= GND, 1mA sink current
200
90
+160
15
2.6V
≤
V
IN
≤
5.5V
1.4
V
V
0.4
1
T
A
= +25°C
T
A
= +85°C
0.1
0.1
Input Leakage
μA
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MAX1557ETB | 16レA IQ, 1.2A PWM Step-Down DC-DC Converters |
| MAX1556 | MAX1556 Evaluation Kit |
| MAX1556EVKIT | MAX1556 Evaluation Kit |
| MAX1559 | 5-Output Power-Management IC For Low-Cost PDAs |
| MAX1559ETE | 5-Output Power-Management IC For Low-Cost PDAs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1557ETB | 制造商:Maxim Integrated Products 功能描述:16MICROAMP QUIESCENT CURRENT 1.2A - Rail/Tube |
| MAX1557ETB+ | 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP DOWN 10TDFN EP - Rail/Tube |
| MAX1557ETB+T | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 16uA IQ 1.2A PWM Step-Down RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX1557ETB-T | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 16uA IQ 1.2A PWM Step-Down RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX15588GTL+ | 制造商:Maxim Integrated Products 功能描述:2-/1-PHASE+1 PHASE QUICKTUNE-PWM CONTROLLER WITH I2C INTERFA - Rail/Tube 制造商:Maxim Integrated Products 功能描述:IC PWM CTLR I2C INTERFACE QFN |
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。