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参数资料
| 型号： | MAX1634CAI |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers |
| 中文描述： | DUAL SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封装： | 5.30 MM, 0.65 MM PITCH, SSOP-28 |
| 文件页数： | 2/28页 |
| 文件大小： | 237K |
| 代理商： | MAX1634CAI |
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M
Multi-Output, Low-Noise Power-S upply
Controllers for Notebook Computers
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
V+ to GND..............................................................-0.3V to +36V
PGND to GND.....................................................................±0.3V
VL to GND ................................................................-0.3V to +6V
BST3, BST5 to GND ...............................................-0.3V to +36V
LX3 to BST3..............................................................-6V to +0.3V
LX5 to BST5..............................................................-6V to +0.3V
REF, SYNC, SEQ, STEER,
SKIP
, TIME/ON5,
SECFB,
RESET
to GND ............................................-0.3V to +6V
V
DD
to GND............................................................-0.3V to +20V
RUN/ON3,
SHDN
to GND.............................-0.3V to (V+ + 0.3V)
12OUT to GND ...........................................-0.3V to (V
DD
+ 0.3V)
DL3, DL5 to PGND........................................-0.3V to (VL + 0.3V)
DH3 to LX3...............................................-0.3V to (BST3 + 0.3V)
DH5 to LX5...............................................-0.3V to (BST5 + 0.3V)
ELECTRICAL CHARACTERISTICS
(V+ = 15V, both PWMs on, SYNC = VL, VL load = 0mA, REF load = 0mA,
SKIP
= 0V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Typical values are at T
A
= +25°C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
VL, REF Short to GND ................................................Momentary
12OUT Short to GND..................................................Continuous
REF Current...........................................................+5mA to -1mA
VL Current.........................................................................+50mA
12OUT Current...............................................................+200mA
V
DD
Shunt Current............................................................+15mA
Operating Temperature Ranges
MAX163_CAI.......................................................0°C to +70°C
MAX163_EAI....................................................-40°C to +85°C
Storage Temperature Range.............................-65°C to +160°C
Continuous Power Dissipation (T
A
= +70°C)
SSOP (derate 9.52mW/°C above +70°C) ....................762mW
Lead Temperature (soldering, 10sec) .............................+300°C
CONDITIONS
V
4.2
30.0
Input Voltage Range
UNITS
MIN
TYP
MAX
PARAMETER
Either SMPS
Dual Mode comparator
V+ = 4.2V to 30V, CSH3–CSL3 = 0V,
CSL3 tied to FB3
V
V
REF
0.5
5.5
1.1
V
2.42
2.5
2.58
3V Output Voltage in
Adjustable Mode
Output Voltage Adjust Range
Adjustable-Mode Threshold Voltage
Load Regulation
Either SMPS, 5.2V < V+ < 30V
CSH3–CSL3 or CSH5–CSL5
SKIP
= VL or V
DD
< 13V or SECFB < 2.44V
%/V
0.03
100
-100
Either SMPS, 0V < CSH_–CSL_ < 80mV
Line Regulation
%
-2
SYNC = VL
SYNC = 0V
SYNC = VL
SYNC = 0V (Note 2)
From enable to 95% full current limit with respect to
f
OSC
(Note 1)
270
170
97
98
300
200
98
99
330
230
clks
512
SKIP
= 0V, not tested
Soft-Start Ramp Time
mV
10
25
40
Idle Mode Threshold
kHz
Oscillator Frequency
V+ = 4.2V to 30V, 0mV < CSH3–CSL3 < 80mV,
FB3 = 0V
V
3.20
3.39
3.47
3V Output Voltage in Fixed Mode
V+ = 4.2V to 30V, CSH5–CSL5 = 0V,
CSL5 tied to FB5
V
2.42
2.5
2.58
5V Output Voltage in
Adjustable Mode
V+ = 5.2V to 30V, 0mV < CSH–CSL5 < 80mV,
FB5 = 0V
V
4.85
5.13
5.25
5V Output Voltage in Fixed Mode
%
Maximum Duty Factor
80
-50
120
-150
mV
Current-Limit Threshold
MAIN SMPS CONTROLLERS
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1634CAI+ | 功能描述:DC/DC 开关控制器 Multi-Out Low-Noise Power-Supply Ctlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1634CAI+T | 功能描述:DC/DC 开关控制器 Multi-Out Low-Noise Power-Supply Ctlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1634CAI-T | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1634EAI | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1634EAI+ | 功能描述:DC/DC 开关控制器 Multi-Out Low-Noise Power-Supply Ctlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
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