参数资料
型号: MAX1515
厂商: Maxim Integrated Products, Inc.
英文描述: Low-Voltage, Internal Switch, Step-Down/DDR Regulator
中文描述: 低电压、内置开关、降压型/DDR稳压器
文件页数: 9/24页
文件大小: 504K
代理商: MAX1515
M
Low-Voltage, Internal Switch,
Step-Down/DDR Regulator
_______________________________________________________________________________________
9
Typical Operating Characteristics (continued)
(MAX1515 Circuit of Figure 1, V
IN
= 2.5V, V
DD
= V
CC
=
SHDN
= MODE = 3.3V, T
A
= +25°C, unless otherwise noted.)
STARTUP AND SHUTDOWN WAVEFORM
(LIGHT LOAD)
MAX1515 toc13
1ms/div
D: INDUCTOR CURRENT, 1A/div
E: OUTPUT VOLTAGE, 1V/div
3.3V
A
B
C
D
E
0
0
0
1A
0
1.25V
0
A: PGOOD, 5V/div
B: SS, 2V/div
C: SHDN, 5V/div
SKIP = GND, R
LOAD
= 100
Ω
DDR-MODE LOAD TRANSIENT
20
μ
s/div
C: INDUCTOR CURRENT, 2A/div
D: OUTPUT VOLTAGE, 50mV/div
2.5V
A
B
C
D
0
0
2A
0
2A
1.25V
A: LX, 2V/div
B: LOAD CONTROL,
5V/div
SKIP = GND
DDR-MODE LOAD TRANSIENT
20
μ
s/div
C: INDUCTOR CURRENT, 2A/div
D: OUTPUT VOLTAGE, 50mV/div
2.5V
A
B
C
D
0
0
2A
0
-2A
1.25V
A: LX, 2V/div
B: LOAD CONTROL,
5V/div
SKIP = GND
DDR-MODE LOAD TRANSIENT
MAX1515 toc16
20
μ
s/div
C: INDUCTOR CURRENT, 2A/div
D: OUTPUT VOLTAGE, 50mV/div
2.5V
A
B
C
D
0
0
2A
0
-2A
1.25V
A: LX, 2V/div
B: LOAD CONTROL,
5V/div
SKIP = GND
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