参数资料
型号: MAX8646ETG+T
厂商: Maxim Integrated Products
文件页数: 3/16页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 6A 24TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.6 V ~ 3.2 V
输入电压: 2.35 V ~ 3.6 V
PWM 型: 电压模式
频率 - 开关: 500kHz ~ 2MHz
电流 - 输出: 6A
同步整流器:
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
包装: 带卷 (TR)
供应商设备封装: 24-TQFN-EP(4x4)
6A, 2MHz Step-Down Regulator
with Integrated Switches
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V DD = 3.3V, V FB = 0.5V, T A = -40°C to +85°C, typical values are at T A = +25°C, circuit of Figure 1, unless otherwise noted.)
(Note 2)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Error-Amplifier Unity-Gain
Bandwidth
Error-Amplifier Common-Mode
Input Range
Parallel 10k ? , 40pF from COMP to GND (Note 3)
V DD = 2.35V to 2.6V
V DD = 2.6V to 3.6V
14
0
0
26
V DD - 1.65
V DD - 1.7
MHz
V
Error-Amplifier Minimum Output
Current
V COMP = 1V
Sourcing
Sinking
1000
-500
μA
FB Input Bias Current
V FB = 0.7, CTL1 = CTL2 = GND, T A = +25°C
-200
-40
nA
CTL_
CTL_ Input Bias Current
V CTL_ = 0V
V CTL_ = V DD
-7
+7
μA
High-Z Threshold
Hysteresis
Rising
Falling
All VID transitions
V DD - 1.2
50
0.75
V
mV
REFIN
REFIN Input Bias Current
V REFIN = 0.6V, T A = +25°C
V DD = 2.3V to 2.6V
-500
0
-100
V DD -
1.65
nA
REFIN Common-Mode Range
V
V DD = 2.6V to 3.6V
0
V DD -
1.7
REFIN Offset Voltage
CTL1 = CTL2 = GND, T A = +25°C
-3
+3
mV
LX (All pins combined)
LX On-Resistance, High Side
LX On-Resistance, Low Side
LX Current-Limit Threshold
I LX = -2A
I LX = 2A
V IN = 2.5V, high-side sourcing
V IN = V BST - V LX = 2.5V
V IN = V BST - V LX = 3.3V
V IN = 2.5V
V IN = 3.3V
8
27
26
24
23
11
45
38
m ?
m ?
A
LX Leakage Current
V IN = 3.6V, V EN = V SS = 0V
T A = +25°C
T A = +85°C
V LX = 0V
V LX = 3.6V
V LX = 0V
V LX = 3.6V
-2
1
1
+2
μA
LX Switching Frequency
V IN = 2.5V to 3.3V
R FREQ = 50k ?
R FREQ = 23.2k ?
0.9
1.8
1
2
1.1
2.2
MHz
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3
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