参数资料
型号: MAX15049ETJ+
厂商: Maxim Integrated Products
文件页数: 3/31页
文件大小: 0K
描述: IC CTRLR PWM STP-DN TRIPL 32WQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
应用: 电源控制器,序列发生器
电源电压: 4.7 V ~ 23 V
电流 - 电源: 6mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 管件
MAX15048/MAX15049
Triple-Output Buck Controllers
with Tracking/Sequencing
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 12V or V IN = V REG = 5V, V DREG_ = V REG , V PGND_ = 0V, C REG = 2.2 F F, R RT = 39.2k I , T A = -40 N C to +85 N C, unless otherwise
noted. Typical values are at T A = T J = +25 N C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OSCILLATOR
Switching Frequency Range
(Each Converter)
f SW
f SW minimum, V RT = 0.5V
f SW maximum, V RT = 3V
200
1200
kHz
Switching Frequency Accuracy
(Each Converter)
Phase Delay
f SW = 500kHz
DH1 rising to DH2 rising and DH2 rising to
DH3 rising
-4
120
+4
%
Degrees
RT Current
Minimum Controllable On-Time
Minimum Off-Time
t ON(MIN)
t OFF(MIN)
V RT = 0.5V to 3V
31.5
32
75
300
32.5
F A
ns
ns
PWM Ramp Amplitude ( P-P )
PWM Ramp Valley
DRIVERS
1.0
1.2
V
V
DL_, DH_
Break-Before-Make Time
DH1 On-Resistance
DH2 On-Resistance
DH3 On-Resistance
DL1 On-Resistance
DL2 On-Resistance
DL3 On-Resistance
C LOAD = 2nF
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
Low, sinking 100mA
High, sourcing 100mA
35
0.8
2.4
0.8
2.4
0.8
2.4
0.6
2.4
0.6
2.4
0.6
2.4
ns
I
I
I
I
I
I
CURRENT-LIMIT AND HICCUP MODE
Cycle-by-Cycle Valley
Current-Limit Threshold
Threshold Temperature
Coefficient
Number of Cumulative
Current-Limit Events to Hiccup
V LIM
N CL
T A = T J = +25 N C
69
3333
8
mV
ppm/ N C
Events
Number of Consecutive
Noncurrent-Limit Cycles to
N CLR
3
Events
Clear N CL
Hiccup Timeout
Maxim Integrated
N HT
4096
Clock
periods
3
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MAX15049ETJ+ 制造商:Maxim Integrated Products 功能描述:IC BUCK CNTRL TRIPLE 32WQFN 制造商:Maxim Integrated Products 功能描述:IC, BUCK, CNTRL, TRIPLE, 32WQFN
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MAX15049EVKIT+ 功能描述:电源管理IC开发工具 MAX15049 Eval Kit RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V