参数资料
型号: MAX775CSA+
厂商: Maxim Integrated Products
文件页数: 8/16页
文件大小: 0K
描述: IC REG CTRLR INV PWM 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
PWM 型: 控制器
输出数: 1
频率 - 最大: 300kHz
占空比: 85%
电源电压: 3 V ~ 16.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
-5V/-12V/-15V or Adjustable, High-Efficiency,
Low I Q Inverting DC-to-DC Controllers
Typical Operating Characteristics (continued)
(T A = +25°C, unless otherwise noted.)
LOAD-TRANSIENT RESPONSE
A
LINE-TRANSIENT RESPONSE
A
B
B
100 μ s/div
CIRCUIT OF FIGURE 2
V+ = 6V, V OUT = -5V
A: I LOAD , 30mA TO 1A, 1A/div
B: V OUT , 100mV/div, AC-COUPLED
2ms/div
CIRCUIT OF FIGURE 2
V OUT = -5V, I LOAD = 1A
A: V+, 3V TO 8V, 5V/div
B: V OUT , 100mV/div, AC-COUPLED
______________________________________________________________Pin Description
PIN
1
2
3
4
5
6
7
8
NAME
OUT
FB
SHDN
REF
V+
CS
EXT
GND
FUNCTION
The sense input for fixed-output operation (V FB = V REF ). OUT is connected to the internal voltage divider,
and it is the negative supply input for the EXT driver.
Feedback input. When V FB = V REF , the output will be the factory preset value. For adjustable operation,
use an external voltage divider, as described in the Adjustable Output section.
Active-high shutdown input. With SHDN high, the part is in shutdown mode and the supply current is less
than 5μA. Connect to GND for normal operation.
1.5V reference output that can source 100μA. Bypass to ground with 0.1μF.
Positive power-supply input
Noninverting input to the current-sense comparator. Typical trip level is 210mV (relative to V+).
The gate-drive output for an external P-channel power MOSFET. EXT swings from OUT to V+.
Ground
8
_______________________________________________________________________________________
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MAX775CSA+ 功能描述:DC/DC 开关控制器 5/12/15/AdjV- Inv DC/DC Controller 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
MAX775CSA+T 功能描述:DC/DC 开关控制器 5/12/15/AdjV- Inv DC/DC Controller 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
MAX775CSA-T 功能描述:DC/DC 开关控制器 5/12/15/AdjV- Inv DC/DC Controller 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
MAX775EPA 功能描述:DC/DC 开关控制器 5/12/15/AdjV- Inv DC/DC Controller 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
MAX775ESA 功能描述:DC/DC 开关控制器 5/12/15/AdjV- Inv DC/DC Controller 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