参数资料
型号: MAX8982MEWO+T
厂商: Maxim Integrated Products
文件页数: 10/73页
文件大小: 0K
描述: IC PWR MGMT ICERA E400 42WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
应用: 电源,ICERA E400,E450
输入电压: 4.1 V ~ 5.5 V
输出数: 10
输出电压: 可编程
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 42-WFBGA,WLCSP
供应商设备封装: 42-WLP
包装: 带卷 (TR)
MAX8982A/MAX8982P/MAX8982X
Power-Management ICs for
ICERA E400 Platform
BUCK2 ELECTRICAL CHARACTERISTICS
(MAX8982A/MAX8982P: V IN1A = V IN1B = +5.0V and C OUT1,2,3+CIN_ = 1000 F F, MAX8982X: V IN1A = V IN1B = +3.3V and
C OUT1,2,3+CIN_ = 20 F F, C REFBP = 0.1 F F, C OUT = 2.2 F F, L = 1 F H, T A = -40 N C to +85 N C, unless otherwise noted. Typical values are
at T A = +25 N C.) (Note 3)
PARAMETER
Supply Current (Note 4)
Output Voltage
Output Current
Current Limit
On-Resistance
CONDITIONS
No load, no switching
I LOAD = 100mA
V BUCK2 = 1.8V, T A = +25 N C
pFET switch
nFET rectifier
pFET switch, I LX2 = -150mA
nFET rectifier, I LX2 = 150mA
MIN
1.746
600
700
500
TYP
26
1.8
1100
750
0.65
0.3
MAX
1.854
1500
1200
UNITS
F A
V
mA
mA
I
Rectifier Off Current Threshold
40
mA
Minimum On-Time
Minimum Off-Time
Efficiency (Note 4)
Shutdown Output Resistance
(Active Discharge Resistance)
Output Load Regulation
t ON
t OFF
V BUCK2 = 1.8V, I LOAD = 250mA
I 2 C programmable, default ON
Equal to inductor DC resistance divided by 4
70
70
85
100
R L /4
ns
ns
%
I
V/A
BUCK3 ELECTRICAL CHARACTERISTICS
(MAX8982A/MX8982P only, V IN1A = V IN1B = +5.0V, C OUT1,2,3+CIN_ = 1000 F F, C REFBP = 0.1 F F, C OUT = 2.2 F F, L = 2.2 F H, T A =
-40 N C to +85 N C, unless otherwise noted. Typical values are at T A = +25 N C.) (Note 3)
PARAMETER
Supply Current (Note 4)
Default Output Voltage
CONDITIONS
No load, no switching
I LOAD = 100mA
MIN
3.10
TYP
40
3.2
MAX
3.29
UNITS
F A
V
2.90
2.95
3.00
3.05
3.10
3.15
3.20
Programmable Output Voltage
I LOAD = 100mA,
programmable output voltage step = 50mV
3.25
3.30
V
3.35
3.40
3.45
3.50
3.55
3.60
3.65
Maximum Output Current
Efficiency (Note 4)
10
V BUCK3 = 3.2V, T A = +25 N C
V BUCK3 = 3.2V, I LOAD = 300mA
600
90
mA
%
Maxim Integrated
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