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参数资料
| 型号： | MAX8621YETG+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 7/18页 |
| 文件大小： | 0K |
| 描述： | IC PMIC W/DC-DC SUP 24-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | 手持/移动设备 |
| 电源电压： | 2.6 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-WFQFN 裸露焊盘 |
| 供应商设备封装： | 24-TQFN-EP（4x4） |
| 包装： | 带卷 (TR) |
Dual Step-Down DC-DC Power-Management ICs
for Portable Devices
Typical Operating Characteristics (continued)
(Circuit of Figure 3, V IN1 = V IN2 = V IN3 = 3.6V, PWRON = IN, V BUCK1 = 1.375V, V BUCK2 = 1.8V, V OUT1 = 2.6V, V OUT2 = 2.6V, V OUT3
= 1.8V, V OUT4 = 3.0V, SEL1 = SEL2 = open, LX1 = LX2 = Murata LQH32CN2R2M53, T A = +25°C, unless otherwise noted.)
2.650
2.625
OUT1 OUPUT VOLTAGE
vs. INPUT VOLTAGE
LOAD = 0
2.0
1.5
OUT2 OUTPUT VOLTAGE ACCURACY
vs. LOAD CURRENT
2.600
2.575
2.550
2.525
2.500
FALLING
RISING
LOAD = 300mA
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0
50
100
150
200
250
300
160
140
120
100
80
60
40
20
0
INPUT VOLTAGE (V)
OUT4 DROPOUT VOLTAGE
vs. LOAD CURRENT
80
70
60
50
40
30
20
10
0
LOAD CURRENT (mA)
OUT1 POWER-SUPPLY
RIPPLE REJECTION vs. FREQUENCY
0
50
100
150
0.1
1
10
100
1000
100
LOAD CURRENT (mA)
EFFICICENCY vs. LOAD CURRENT
(V BUCK2 = 1.8V)
100
FREQUENCY (kHz)
EFFICICENCY vs. LOAD CURRENT
(V BUCK1 = 1.375V)
90
2.2 μ H
4.7 μ H
90
2.2 μ H
4.7 μ H
80
70
60
1 μ H
80
70
60
1 μ H
50
40
BUCK1, OUT1, OUT2:
ON WITH NO LOAD
50
40
BUCK2, OUT1, OUT2:
ON WITH NO LOAD
0.1
1
10
100
1000
0.1
1
10
100
1000
LOAD CURRENT (mA)
LOAD CURRENT (mA)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX8621ZETG | 功能描述:PMIC 解决方案 Dual Step-Down PMIC for Portable Devices RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
| MAX8621ZETG+ | 功能描述:PMIC 解决方案 Dual Step-Down PMIC for Portable Devices RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
| MAX8621ZETG+T | 功能描述:PMIC 解决方案 Dual Step-Down PMIC for Portable Devices RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
| MAX8621ZETG-T | 功能描述:PMIC 解决方案 Dual Step-Down PMIC for Portable Devices RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
| MAX8621ZEVKIT | 制造商:Maxim Integrated Products 功能描述:DUAL STEP-DOWN POWER MANAGEMENT IC - Rail/Tube |
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