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参数资料
| 型号： | MAX5051AUI+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/21页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR PWM VM 28-TSSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 50 |
| PWM 型： | 电压模式 |
| 输出数： | 1 |
| 频率 - 最大： | 500kHz |
| 占空比： | 48% |
| 电源电压： | 11 V ~ 76 V |
| 降压： | 无 |
| 升压： | 是 |
| 回扫： | 是 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 是 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 28-SOIC（0.173"，4.40mm 宽）裸露焊盘 |
| 包装： | 管件 |
Parallelable, Clamped Two-Switch
Power-Supply Controller IC
ELECTRICAL CHARACTERISTICS (continued)
(AVIN = 12V, PVIN = 12V, V UVLO = V STT = 3V, V CON = 3V, R RCOSC = 24k ? , C CSS = 10nF, C RCOSC = 100pF, C REG9 = 4.7μF,
C REG5 = 4.7μF, T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25 ° C. All driver, voltage-regulator, and refer-
ence outputs unconnected except for bypass capacitors.)
PARAMETER
SYNCOUT Voltage High
SYMBOL
CONDITIONS
Sourcing 1.2mA
MIN
4.5
TYP
MAX
5.1
UNITS
V
SYNCOUT Voltage Low
RCOSC Peak Trip Level
RCOSC Valley Trip Level
RCOSC Input Bias Current
V TH
Sinking 2.4mA
2.5
0.2
-0.3
0.3
V
V
V
μA
RCOSC Discharge MOSFET
R DS(ON)
RCOSC Discharge Pulse Width
Sinking 10mA
50
50
100
?
ns
UNDERVOLTAGE LOCKOUT (UVLO)
UVLO Threshold
V UVLO
V UVLO rising
1.18
1.24
1.30
V
UVLO Hysteresis
V HYS
130
mV
UVLO Input Bias Current
I BUVLO
V UVLO = 2.5V
-100
+100
nA
PWM COMPARATOR
RCFF Input Voltage Range
0
3
V
Feed-Forward Discharge
MOSFET R DS(ON)
CON Input Voltage Range
R DS(RCFF)
Sinking 10mA
0
50
100
6
?
V
RCFF Level-Shift Voltage
CON Input Bias Current
Propagation Delay to Output
V CPWM
I CON
t dCPWM
DRVH, DRVL = unconnected, overdrive =
50mV, measured from CON to DRVL
2.2
-2
90
2.4
+2
V
μA
ns
SYNCHRONOUS RECTIFIER PULSE TRANSFORMER DRIVER (LXVDD, LXH, LXL)
High-Side MOSFET R DS(ON)
Low-Side MOSFET R DS(ON)
R DSLXH
R DSLXL
LXH sourcing 10mA, V LXVDD = V REG5
LXL sinking 10mA, V LXVDD = V REG5
3
2.0
6.5
5
12
10
?
?
LXH Rising to DRVL Rising Delay
CURRENT-LIMIT COMPARATOR (CS)
90
ns
Current-Limit Threshold Voltage
V ILIM
144
154
164
mV
Current-Limit Input Bias Current
Propagation Delay to Output
I BILIM
t dILIM
0 < V CS < 0.3V
DRVH, DRVL = unconnected, overdrive =
10mV, measured from CS to DRVL
-2
100
+2
μA
ns
LOW-SIDE MOSFET DRIVER (DRVDD, DRVL, PGND)
Peak Source Current
Peak Sink Current
V DRVL = 0V, pulse width < 100ns;
V DRVDD = V REG9
V DRVL = V REG9 , pulse width < 100ns;
V DRVDD = V REG9
2
5
A
A
DRVL Resistance Sourcing
DRVL Resistance Sinking
I DRVL = 50mA, V DRVDD = V REG9
I DRVL = -50mA, V DRVDD = V REG9
1.7
0.6
3.5
1.4
?
?
4
_______________________________________________________________________________________
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX5051AUI+ | 功能描述:开关变换器、稳压器与控制器 Parallelable Clamped Two-Switch PSC RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MAX5051AUI+T | 功能描述:开关变换器、稳压器与控制器 Parallelable Clamped Two-Switch PSC RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MAX5051AUI-T | 功能描述:开关变换器、稳压器与控制器 Parallelable Clamped Two-Switch PSC RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MAX5051EUI+ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX5051EVKIT | 功能描述:电源管理IC开发工具 MAX5051 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 |
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