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参数资料
| 型号： | MAX1820XEUB+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/18页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK WCDMA 10-MSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 50 |
| 应用： | 转换器，WCDMA 功率放大器应用 |
| 输入电压： | 2.6 V ~ 5.5 V |
| 输出数： | 1 |
| 输出电压： | 0.4 V ~ 3.4 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-TFSOP，10-MSOP（0.118"，3.00mm 宽） |
| 供应商设备封装： | 10-µMAX |
| 包装： | 管件 |
WCDMA Cellular Phone 600mA
Buck Regulators
ELECTRICAL CHARACTERISTICS (continued)
(V BATT = 3.6V, SHDN = BATT, SKIP = SYNC = GND, V REF = 1.25V (MAX1820 only), T A = 0°C to +85°C , unless otherwise noted.
Typical values are at T A = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CONTROLLER
P-Channel On-Resistance
N-Channel On-Resistance
Current-Sense Transresistance
P RDS
N RDS
R CS
I LX = 180mA, V BATT = 3.6V
I LX = 180mA, V BATT = 2.6V
I LX = 180mA, V BATT = 3.6V
I LX = 180mA, V BATT = 2.6V
0.25
0.15
0.2
0.2
0.3
0.50
0.3
0.35
0.75
?
?
V/A
P-Channel Current-Limit
Threshold
P-Channel Pulse-Skipping
Current Threshold
N-Channel Current-Limit
Threshold
Duty factor = 100%
SKIP = GND
SKIP = BATT
SKIP = GND
0.75
0.04
-1.6
0.02
1.2
0.13
-0.85
0.08
1.55
0.24
-0.45
0.14
A
A
A
LX Leakage Current
I LX
V BATT = 5.5V, LX = GND or BATT
-1
0.1
1
μA
Maximum Duty Cycle
duty MAX
100
%
Minimum Duty Cycle
duty MIN
SKIP = GND
SKIP = BATT, V BATT = 4.2V P-P
0
10
%
SYNC AND OSCILLATOR
SYNC Divide Ratio
(MAX1820X)
SYNC = sine wave, SYNC input = 200mV P-P
SYNC = sine wave, SYNC input = 800mV P-P
13
13
13
13
Hz/Hz
SYNC Capture Range
(MAX1820X)
SYNC = sine wave, AC-coupled,
SYNC input = 500mV P-P
10
13
16
MHz
SYNC Leakage Current
Frequency
SYNC Divide Ratio
(MAX1820Y)
I SYNC
V SYNC = 1V (MAX1820Z, MAX1821)
V SYNC = 1V (MAX1820X, MAX1820Y, and
MAX1821X)
SYNC = sine wave, SYNC input = 200mV P-P
SYNC = sine wave, SYNC input = 800mV P-P
-1
-5
18
18
+1
+5
18
18
μA
Hz/Hz
SYNC Capture Range
(MAX1820Y)
SYNC = sine wave, AC-coupled,
SYNC input = 500mV P-P
15
19.8
21
MHz
Internal Oscillator Frequency
(MAX1820Z, MAX1821)
f OSC
SYNC = GND
0.8
1
1.2
MHz
LOGIC INPUTS ( SKIP , SHDN)
Logic Input High
Logic Input Low
V IH
V IL
1.6
0.4
V
V
Logic Input Current
-1
0.1
1
μA
_______________________________________________________________________________________
3
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| MAX1820XEUB+ | 功能描述:直流/直流开关调节器 WCDMA 600mA Buck Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
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| MAX1820XEUB-T | 功能描述:直流/直流开关调节器 RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| MAX1820YEBC | 制造商:Maxim Integrated Products 功能描述:WCDMA CELLULAR PHONE 600MA BUCK REG - Rail/Tube |
| MAX1820YEBC+ | 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP DOWN 12UCSP - Rail/Tube |
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