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參數(shù)資料
| 型號： | MAX8505 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 3A. 1MHz. 1% Accurate. Internal Switch Step-Down Regulator with Power-OK |
| 中文描述： | 3A、1MHz、1%精確度、內(nèi)置開關的降壓型調(diào)節(jié)器，帶有電源就緒指示 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 296K |
| 代理商： | MAX8505 |
M
PWM Buc k Converters with Bypass FET
for N-CDMA/W-CDMA Handsets
_______________________________________________________________________________________
5
SUPPLY CURRENT
vs. SUPPLY VOLTAGE IN PWM MODE
M
SUPPLY VOLTAGE (V)
S
5.0
4.5
4.0
3.5
3.0
2.5
1
2
3
4
5
6
0
2.0
5.5
V
OUT
= 1.5V
V
OUT
= 0.4V
SKIP = BATT
SUPPLY CURRENT
vs. SUPPLY VOLTAGE IN NORMAL MODE
M
SUPPLY VOLTAGE (V)
S
μ
A
5.0
4.5
2.5
3.0
3.5
4.0
300
400
500
600
700
800
900
1000
200
2.0
5.5
V
OUT
= 1.5V
V
OUT
= 3.4V
SKIP = GND
V
OUT
= 0.4V
HEAVY-LOAD SWITCHING WAVEFORM
MAX8500 toc12
400ns/div
V
IN
= 3.6V, V
OUT
= 3.3V
LOAD = 10
V
LX
2V/div
V
AC-COUPLED
2mV/div
MEDIUM-LOAD SWITCHING WAVEFORM
MAX8500 toc13
400ns/div
V
IN
= 3.6V, V
OUT
= 1.5V
LOAD = 10
V
LX
2V/div
V
AC-COUPLED
5mV/div
LIGHT-LOAD SWITCHING WAVEFORM
IN PWM MODE
MAX8500 toc14
400ns/div
V
IN
= 3.6V, V
OUT
= 0.4V
LOAD = 10
V
LX
2V/div
V
OUT
AC-COUPLED
5mV/div
LIGHT-LOAD SWITCHING WAVEFORM
IN SKIP MODE
MAX8500 toc15
2
μ
s/div
V
= 3.6V, V
OUT
= 0.4V
LOAD = 10
V
2V/div
V
OUT
AC-COUPLED
20mV/div
Typic al Operating Charac teristic s (c ontinued)
(V
BATT
= 3.6V, T
A
= +25
°
C, unless otherwise noted.)
相關PDF資料 |
PDF描述 |
|---|---|
| MAX8505EVKIT | Evaluation Kit for the MAX8505 |
| MAX850EVKIT | Evaluation Kit for the MAX850/MAX851/MAX852/MAX853 |
| MAX8511 | Ultra-Low-Noise.High PSRR.Low-Dropout.120mA Linear Regulators in SC70 |
| MAX8512 | Ultra-Low-Noise.High PSRR.Low-Dropout.120mA Linear Regulators in SC70 |
| MAX8515EVKIT | Evaluation Kit for the MAX8515/MAX8515A |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| MAX8505EEE | 功能描述:直流/直流開關調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MAX8505EEE+ | 功能描述:直流/直流開關調(diào)節(jié)器 3A 1MHz Step-Down Regulator RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MAX8505EEE+T | 功能描述:直流/直流開關調(diào)節(jié)器 3A 1MHz Step-Down Regulator RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MAX8505EEE-T | 功能描述:直流/直流開關調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MAX8505EVKIT | 制造商:Maxim Integrated Products 功能描述:3A, 1MHZ, 1% ACCURATE, INTERNAL SWITCH STEP-D - Bulk |
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