参数资料
型号: MAX8902BATA+T
厂商: Maxim Integrated Products
文件页数: 4/9页
文件大小: 0K
描述: IC REG LDO ADJ .5A 8TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
稳压器拓扑结构: 正,可调式
输出电压: 0.6 V ~ 5.3 V
输入电压: 1.7 V ~ 5.5 V
电压 - 压降(标准): 0.15V @ 500mA
稳压器数量: 1
电流 - 输出: 500mA
电流 - 限制(最小): 600mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-WFDFN 裸露焊盘
供应商设备封装: 8-TDFN-EP(2x2)
包装: 标准包装
其它名称: MAX8902BATA+TDKR
MAX8902A/MAX8902B
Low-Noise 500mA LDO Regulators
in a 2mm x 2mm TDFN Package
Typical Operating Characteristics
(MAX8902A, V IN = 3.6V, V OUT = 2.5V, T A = +25°C, unless otherwise noted.)
QUIESCENT CURRENT
EN = HIGH, NO LOAD
LOAD REGULATION
LINE REGULATION
140
120
100
2.506
2.505
2.504
3.6V INPUT
2.510
2.508
2.506
2.504
200mA LOAD
80
60
2.503
2.502
2.500
2.498
40
20
0
2.502
2.501
2.500
2.496
2.494
2.492
2.490
0
1
2
3
4
5
0
100
200
300
400
500
1.5
2.5
3.5
4.5
5.5
INPUT VOLTAGE (V)
LOAD TRANSIENT RESPONSE
50mA TO 500mA TO 50mA
MAX8902A/02B toc04
5V
LOAD CURRENT (mA)
LINE TRANSIENT RESPONSE
MAX8902A/02B toc05
5V
V EN
INPUT VOLTAGE (V)
STARTUP WAVEFORM
MAX8902A/02B toc06
2V/div
V OUT
100mV/div
V IN
4V
2V/div
500mV/div
200mA/div
V OUT
2mV/div
V OUT
I OUT
t RISE = t FALL = 1 μ s
200mA/div
2.5V OUTPUT
5 Ω LOAD
I IN
5 Ω LOAD
C BYP = 0.01 μ F
40ms/div
DROPOUT VOLTAGE vs. LOAD CURRENT
10 μ s/div
PSRR vs. FREQUENCY
100 μ s/div
MAX8902A LDO OUTPUT-NOISE SPECTRAL
DENSITY vs. FREQUENCY
80
70
60
50
40
30
20
10
0
3.6V INPUT, 4.6V OUTPUT PRESET
THE SLOPE OF THE LINE INDICATES
A 129m Ω ON-RESISTANCE IN
DROPOUT
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
10E+3
1E+3
100E+0
10E+0
0
100
200
300
400
500
10
100
1k
10k
100k
10
100
1k
10k
100k
1M
4
LOAD CURRENT (mA)
FREQUENCY (Hz)
FREQUENCY (Hz)
Maxim Integrated
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