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参数资料
| 型号： | MAX16955AUE/V+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/26页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM CM 16TSSOP |
| 其它有关文件： | Automotive Product Guide |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 96 |
| PWM 型： | 电流模式 |
| 输出数： | 1 |
| 频率 - 最大： | 1MHz |
| 电源电压： | 3.5 V ~ 36 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 16-TSSOP（0.173"，4.40mm）裸露焊盘 |
| 包装： | 管件 |
MAX16955
36V, 1MHz Step-Down Controller
with Low Operating Current
ELECTRICAL CHARACTERISTICS (continued)
(V SUP = V EN = 14V, C IN = 10μF, C OUT = 94μF, C BIAS = 2.2μF, C BST = 0.1μF, R FOSC = 76.8k Ω , T A = T J = -40°C to +125°C, unless
otherwise noted. Typical values are at T A = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
FB Line Regulation
Transconductance (from FB to
COMP)
Error-Amplifier Output
Impedance
g m,EA
R OUT,EA
V EN = V SUP , 6V < V SUP < 36V (Note 4)
0.02
1200
30
%/V
μS
M
Operating Frequency
f SW
R FOSC = 76.8k
R FOSC = 30.1k
360
400
1000
440
kHz
Minimum On-Time
Maximum FSYNC Frequency
t ON(MIN)
f FSYNC(MAX)
80
1100
ns
kHz
Minimum FSYNC Frequency
FSYNC Switching Threshold
High
FSYNC Switching Threshold Low
FSYNC Internal Pulldown
Resistance
f FSYNC(MIN)
V FSYNC,HI
V FSYNC,LO
f FSYNC > 110% of internal frequency (20%
duty cycle), f SW = 220kHz
1.4
242
1
0.4
kHz
V
V
M
CURRENT LIMIT
CS Input Current
Output Input Current
I CS
I OUT
V CS = V OUT = 0V or V BIAS (Note 4)
During normal operation
V FB = V BIAS
-1
22
32
+1
μA
μA
CS Current-Limit Voltage
Threshold
V LIMIT
V CS - V OUT , V BIAS = 5V, V OUT
2.5V
68
80
92
mV
FAULT DETECTION
Output Overvoltage Trip
Threshold
V FB,OV
V OUT = V FB , rising edge
108
113
118
%V FB
Output Overvoltage Trip
Hysteresis
2.5
%
Output Overvoltage Fault
Propagation Delay
t OVP
Rising edge
Falling edge
25
25
μs
Output Undervoltage Trip
Threshold
V FB,UV
V OUT = V FB ; with respect to slewed FB
threshold, falling edge
83
88
93
%V FB
Output Undervoltage Trip
Hysteresis
2.5
%
Output Undervoltage
Propagation Delay
Falling edge
Rising edge (excluding startup)
25
25
μs
PGOOD Output Low Voltage
PGOOD Leakage Current
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
V PGOOD,L
I PGOOD
T SHDN
I SINK = 3mA
(Note 5)
(Note 5)
1
+175
15
0.4
V
μA
°C
°C
Maxim Integrated
3
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相关代理商/技术参数 |
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| MAX16955EVKIT# | 功能描述:电源管理IC开发工具 MAX16955 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 |
| MAX16955EVKIT+ | 功能描述:电源管理IC开发工具 MAX16955 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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| MAX16958GEE/V+ | 功能描述:模数转换器 - ADC 500mA Hi-Speed USB Protector RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| MAX16958GEE/V+T | 功能描述:模数转换器 - ADC 500mA Hi-Speed USB Protector RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
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