参数资料
型号: MAX8627ETD+T
厂商: Maxim Integrated Products
文件页数: 6/14页
文件大小: 0K
描述: IC REG BOOST SYNC ADJ 1A 14TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 3 V ~ 5 V
输入电压: 0.9 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 1A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 14-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 14-TDFN-EP(3x3)
MAX8627
Low V BATT , 20μA IQ, 1MHz Synchronous
Boost Converter with True Shutdown
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V OUTS = V POUT = 5V, V ON = V BATT = 3.6V, T A = +25 ° C, unless otherwise noted.)
STARTUP WAVEFORMS WITH NO LOAD
MAX8627 toc16
STARTUP WAVEFORMS WITH 100mA LOAD
MAX8627 toc17
V ON
V POUT
I LX
400 μ s/div
2V/div
0
2V/div
0
500mV/div
V ON
V POUT
I LX
400 μ s/div
2V/div
0
2V/div
0
500mV/div
BODE PLOT WITH 2 x 22 μ F CERAMIC
SWITCHING FREQUENCY vs. TEMPERATURE
1006
OUTPUT CAPACITORS, 500mA LOAD
MAX8627 toc19
1004
40
30
GAIN
180
1002
20
150
1000
998
996
10 PHASE
0
-10
7dB GAIN
MARGIN
120
90
60
994
992
-20
-30
-40
48-DEG PHASE MARGIN
94kHz
30
0
990
-40
-15
10
35
60
85
1k
10k
100k
1M
TEMPERATURE ( ° C)
BODE PLOT WITH 2 x 47 μ F TANTALUM OUTPUT
CAPACITORS (130m ? ESR), 500mA LOAD
MAX8627 toc20
40
FREQUENCY (Hz)
30
20
GAIN
125 - DEG PHASE MARGIN
180
150
10 PHASE
27kHz
13dB GAIN MARGIN
120
90
-10
-20
-30
-40
60
30
0
1k
10k
100k
1M
FREQUENCY (Hz)
6
Maxim Integrated
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