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參數(shù)資料
| 型號(hào)： | MAX8503ETC |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | PWM Buck Converters with Bypass FET for N-CDMA/W-CDMA Handsets |
| 中文描述： | 2.25 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, CQCC12 |
| 封裝： | 4 X 4 MM, 0.80 MM HEIGHT, THIN, QFN-12 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 296K |
| 代理商： | MAX8503ETC |
M
PWM Buc k Converters with Bypass FET
for N-CDMA/W-CDMA Handsets
4
_______________________________________________________________________________________
Typic al Operating Charac teristic s
(V
BATT
= 3.6V, T
A
= +25
°
C, unless otherwise noted.)
EFFICIENCY vs. OUTPUT VOLTAGE
IN NORMAL MODE
M
OUTPUT VOLTAGE (V)
E
3.0
2.5
2.0
1.5
1.0
0.5
60
70
80
90
100
50
0
3.5
R
LOAD
= 15
R
LOAD
= 10
R
LOAD
= 5
SKIP = GND
EFFICIENCY vs. OUTPUT VOLTAGE
IN PWM MODE
M
OUTPUT VOLTAGE (V)
E
3.0
2.5
2.0
1.5
1.0
0.5
60
70
80
90
100
50
0
3.5
R
LOAD
= 15
R
LOAD
= 10
R
LOAD
= 5
SKIP = BATT
EFFICIENCY vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
E
5.0
4.5
4.0
3.5
3.0
60
70
80
90
100
50
2.5
5.5
V
OUT
= 1.5V
V
OUT
= 0.4V
V
OUT
= 3.4V
SKIP = GND
R
LOAD
= 10
EFFICIENCY vs. LOAD CURRENT
M
LOAD CURRENT (mA)
E
100
10
60
70
80
90
100
50
1
1000
V
OUT
= 2.5V;
NORMAL MODE
V
OUT
= 1.5V;
NORMAL MODE
V
OUT
= 1.5V; PWM
V
OUT
= 2.5V; PWM
MAX8500/MAX8503
DROPOUT VOLTAGE vs. LOAD CURRENT
M
LOAD CURRENT (mA)
D
900
800
700
600
500
400
300
200
100
50
100
150
200
250
300
0
0
1000
V
OUT
= 3.4V
V
OUT
= 2.5V
MAX8504
DROPOUT VOLTAGE vs. LOAD CURRENT
M
LOAD CURRENT (mA)
D
900
800
700
600
500
400
300
200
100
0.05
0.10
0.15
0.20
0.25
0
0
1000
V
= 3.5V
HP = BATT
MAX8500/MAX8503
ENTERING REGULATOR DROPOUT REGION
M
V
BATT
(V)
O
4.1
4.0
3.4 3.5 3.6
3.8
3.7
3.9
3.20
3.25
3.30
3.35
3.40
3.45
3.50
3.55
3.15
3.3
4.2
V
BATT
R
LOAD
= 15
R
LOAD
= 10
R
LOAD
= 7.6
R
LOAD
= 5
L = SUMIDA CDRH3D16-4R7M
MAX8500/MAX8503
ENTERING REGULATOR DROPOUT REGION
M
V
BATT
(V)
O
4.1
4.0
3.4 3.5 3.6
3.8
3.7
3.9
3.20
3.25
3.30
3.35
3.40
3.45
3.50
3.55
3.15
3.3
4.2
V
BATT
R
LOAD
= 15
R
LOAD
= 10
R
LOAD
= 7.6
R
LOAD
= 5
L = TOKOD312F-4R7M
MAX8500/MAX8503
ENTERING REGULATOR DROPOUT REGION
M
LOAD CURRENT (mA)
O
1200
900
600
300
3.25
3.30
3.35
3.40
3.45
3.50
3.20
0
1500
V
OUT
= 3.4V;
SKIP = BATT
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX8504ETC | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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 |
| MAX8504EVKIT | 功能描述:電源管理IC開發(fā)工具 RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| MAX8505EEE | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)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(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MAX8505EEE+ | 功能描述:直流/直流開關(guān)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(guān)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(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| MAX8505EEE+T | 功能描述:直流/直流開關(guān)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(guān)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(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
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