參數資料
型號: MAX669
廠商: Maxim Integrated Products, Inc.
英文描述: QUADRUPLE 2-INPUT POSITIVE-OR GATES 14-CDIP -55 to 125
中文描述: 1.8V至28V輸入、PWM升壓型控制器,µMAX封裝
文件頁數: 7/18頁
文件大?。?/td> 326K
代理商: MAX669
M
1.8V to 28V Input, PWM Step-Up
Controllers in μMAX
_______________________________________________________________________________________
7
EXITING SHUTDOWN
M
OUTPUT
VOLTAGE
5V/div
INDUCTOR
CURRENT
2A/div
SHUTDOWN
VOLTAGE
5V/div
MAX668, V
= 5V, V
= 12V, LOAD = 1.0A, R
OSC
= 100k
,
LOW VOLTAGE, NON-BOOTSTRAPPED
500
μ
s/div
0V
0V
0A
ENTERING SHUTDOWN
M
OUTPUT
VOLTAGE
5V/div
SHUTDOWN
VOLTAGE
5V/div
MAX668, V
IN
= 5V, V
OUT
= 12V, LOAD = 1.0A,
LOW VOLTAGE, NON-BOOTSTRAPPED
200
μ
s/div
0V
0V
HEAVY-LOAD SWITCHING WAVEFORM
M
V
200mV/div
AC-COUPLED
I
L
1A/div
Q1, DRAIN
5V/div
MAX668, V
= 5V, V
= 12V, I
= 1.0A,
LOW VOLTAGE, NON-BOOTSTRAPPED
1
μ
s/div
0V
0A
LOAD-TRANSIENT RESPONSE
M
OUTPUT
VOLTAGE
AC-COUPLED
100mV/div
LOAD
CURRENT
1A/div
MAX668, V
= 5V, V
= 12V, I
= 0.1A TO 1.0A,
LOW VOLTAGE, NON-BOOTSTRAPPED
1ms/div
LIGHT-LOAD SWITCHING WAVEFORM
M
V
100mV/div
AC-COUPLED
I
L
1A/div
Q1, DRAIN
5V/div
MAX668, V
= 5V, V
= 12V, I
= 0.1A,
LOW VOLTAGE, NON-BOOTSTRAPPED
1
μ
s/div
0V
0A
Typical Operating Characteristics (continued)
(Circuits of Figures 2, 3, 4, and 5; T
A
= +25°C; unless otherwise noted.)
LINE-TRANSIENT RESPONSE
M
INPUT
VOLTAGE
5V/div
0V
OUTPUT
VOLTAGE
100mV/div
AC-COUPLED
MAX668, V
= 5V TO 8V, V
= 12V, LOAD = 1.0A,
HIGH VOLTAGE, NON-BOOTSTRAPPED
20ms/div
相關PDF資料
PDF描述
MAX668EUB 1.8V to 28V Input, PWM Step-Up Controllers in レMAX
MAX6687AU75H Local/Remote Temperature Switches in a レMAX Package
MAX6687AU40H Local/Remote Temperature Switches in a レMAX Package
MAX6688AU40H Local/Remote Temperature Switches in a レMAX Package
MAX6687AU40L Local/Remote Temperature Switches in a レMAX Package
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