参数资料
型号: MAX5094DAUA+T
厂商: Maxim Integrated Products
文件页数: 5/22页
文件大小: 0K
描述: IC REG CTRLR FLYBK DIV ISO 8UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1MHz
占空比: 50%
电源电压: 8 V ~ 25 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
High-Performance, Single-Ended, Current-Mode
PWM Controllers
ELECTRICAL CHARACTERISTICS (continued)
(V CC = +15V, R T = 10k ? , C T = 3.3nF, REF = open, C REF = 0.1μF, COMP = open, V FB = 2V, CS = GND, T A = T J = -40°C to +125°C ,
unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CURRENT-SENSE AMPLIFIER
Gain (Notes 3, 4)
A CS
MAX5094A/MAX5094B
MAX5094C/D, MAX5095_
2.85
2.85
3
3
3.26
3.40
V/V
MAX5094A/B (Note 3)
0.95
1
1.05
Maximum Current-Sense Signal
V CS_MAX
MAX5094C/MAX5094D (Note 3)
0.275
0.300
0.325
V
V COMP = 5V, MAX5095_
0.275
0.300
0.325
Power-Supply Rejection Ratio
PSRR
12V ≤ V CC ≤ 25V
70
dB
Input Bias Current
Delay From CS to OUT
I CS
t CS_DELAY
V COMP = 0V
50mV overdrive
-1
60
-2.5
μA
ns
MOSFET DRIVER
OUT Low-Side On-Resistance
OUT High-Side On-Resistance
I SOURCE (Peak)
I SINK (Peak)
Rise Time
Fall Time
V RDS_ONL
V RDS_ONH
I SOURCE
I SINK
t R
t F
I SINK = 200mA
I SOURCE = 100mA
C OUT = 10nF
C OUT = 10nF
C OUT = 1nF
C OUT = 1nF
4.5
3.5
2
1
15
22
12
9
?
?
A
A
ns
ns
UNDERVOLTAGE LOCKOUT/STARTUP
Startup Voltage Threshold
Minimum Operating Voltage After
Turn-On
Undervoltage-Lockout Hysteresis
V CC_START
V CC_MIN
UVLO HYST
7.98
7.1
8.4
7.6
0.8
8.82
8.0
V
V
V
PWM
MAX5094A/MAX5094C/MAX5095A
94.5
96
97.5
Maximum Duty Cycle
D MAX
MAX5094B/MAX5094D/MAX5095B/
MAX5095C
48
49.8
50
%
Minimum Duty Cycle
D MIN
0
%
SUPPLY CURRENT
Startup Supply Current
Operating Supply Current
I START
I CC
V CC = 7.5V
V FB = V CS = 0V
32
3
65
5
μA
mA
Zener Bias Voltage at V CC
V Z
I CC = 25mA
24
26.5
V
THERMAL SHUTDOWN
Thermal Shutdown
Thermal Shutdown Hysteresis
T SHDN
T HYST
Junction temperature rising
150
4
°C
°C
SYNCHRONIZATION (MAX5095A/MAX5095B Only) (Note 5)
SYNC Frequency Range
f SYNC
20
1000
kHz
SYNC Clock Input High
Threshold
SYNC Clock Input-Low Threshold
SYNC Clock Input Minimum
Pulse Width
V SYNCINH
V SYNCINL
t PW_SYNCIN
3.5
200
0.8
V
V
ns
_______________________________________________________________________________________
5
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MAX5095A 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:High-Performance, Single-Ended, Current-Mode PWM Controllers
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MAX5095AAUA+ 功能描述:电流型 PWM 控制器 Single-Ended RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX5095AAUA+T 功能描述:电流型 PWM 控制器 Single-Ended RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14