參數(shù)資料
型號(hào)： MAX8508ETE
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： PWM Step-Down DC-DC Converters with 75m? Bypass FET for WCDMA and cdmaOne Handsets
中文描述： 3.2 A SWITCHING REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PDSO16
封裝： 4 X 4 MM, 0.80 MM HEIGHT, MO-220, TQFN-16
文件頁(yè)數(shù)： 3/12頁(yè)
文件大?。?/td> 382K
代理商： MAX8508ETE
M
PWM Step-Down DC-DC Converters with 75m
Bypass FET for WCDMA and cdmaOne Handsets
_______________________________________________________________________________________
3
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
P-Channel Current-Limit
Threshold
1.00
1.25
1.50
A
SKIP
= BATT (PWM mode)
SKIP
= GND (normal mode)
-0.6
0.03
-0.45
0.05
-0.30
0.07
N-Channel Current-Limit
Threshold
A
P-Channel Pulse-Skipping
Current Threshold
SKIP
= GND (normal mode)
0.050
0.125
0.170
A
HP/Bypass P-Channel
Current-Limit Threshold
V
OUT
= 3.1V
0.8
1.5
2.5
A
LX Leakage Current
OUT Leakage Current
Maximum Duty Cycle
-2
-2
100
0.01
0.01
+2
+2
μA
μA
%
SKIP
= GND (normal mode)
SKIP
= BATT
0
12
Minimum Duty Cycle
%
COMP Clamp Low Voltage
COMP Clamp High Voltage
0.8
2.0
150
130
260
0.48
V
V
MAX8506
MAX8507
MAX8508
85
75
150
0.36
215
188
376
0.60
Transconductance
μS
Current-Sense Transresistance
OSCILLATOR
Internal Oscillator Frequency
LOGIC INPUTS (
SHDN
, HP,
SKIP
)
Logic-Input High Voltage
Logic-Input Low Voltage
Logic Input Current
THERMAL SHUTDOWN
Thermal-Shutdown Temperature
Thermal-Shutdown Hysteresis
V/A
0.8
1
1.2
MHz
V
BATT
= 2.6V to 5.5V
V
BATT
= 2.6V to 5.5V
1.6
V
V
μA
0.4
1
0.1
+160
15
°C
°C
ELECTRICAL CHARACTERISTICS (continued)
(V
BATT
= V
BATTP
= 3.6V,
SHDN
=
SKIP
= BATT, HP = GND, V
REFIN
= 1.932V (MAX8506), V
REFIN
= 1.70V (MAX8507),
C
REF
= 0.22μF, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 2)
Note 2:
Specifications to -40°C are guaranteed by design, not production tested.
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MAX8508ETE+ 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 DC/DC Converter DC/DC Converter 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
MAX8508ETE+T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 DC/DC Converter DC/DC Converter 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
MAX8508ETE-T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 DC/DC Converter DC/DC Converter 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
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MAX850CSA-T 功能描述:電荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
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