参数资料
型号: MAX5098AATJ+T
厂商: Maxim Integrated Products
文件页数: 9/28页
文件大小: 0K
描述: IC REG BUCK BST ADJ 1A/2A 32TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 降压(降压),升压(升压)
输出类型: 可调式
输出数: 2
输出电压: 0.8 V ~ 0.85 V,4.5 V ~ 28 V
输入电压: 4.5 V ~ 19 V
PWM 型: 电压模式
频率 - 开关: 200kHz ~ 2.2MHz
电流 - 输出: 1A,2A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 32-TQFN-EP(5x5)
Dual, 2.2MHz, Automotive Buck or Boost
Converter with 80V Load-Dump Protection
Typical Operating Characteristics (continued)
(See the Typical Application Circuit, unless otherwise noted. V+ = V IN_HIGH = 14V, unless otherwise noted. V+ = V IN_HIGH means
that N1 is shorted externally.)
2.010
BYPASS VOLTAGE
vs. TEMPERATURE
2.000
BYPASS VOLTAGE
vs. BYPASS CURRENT
SOURCE1, SOURCE1 INDICATOR CURRENT,
SOURCE2, SOURCE2 INDICATOR CURRENT
MAX5098A toc24
2.008
2.006
2.004
V L = V+ = V IN_HIGH = 5.5V
1.998
T A = +85 ° C
T A = +125 ° C
T A = +135 ° C
0V
SOURCE1
20V/div
NO LOAD
2.002
1.996
I SOURCE1
2.000
1.998
1.996
1.994
1.994
1.992
T A = -40 ° C
T A = +25 ° C
0A
0V
500mA/div
NO LOAD
SOURCE2
20V/div
I SOURCE2
1.992
1A/div
1.990
-40
-5
30
65
100
135
1.990
0
10 20 30 40 50 60 70 80 90 100
0A
1 μ s/div
TEMPERATURE ( ° C)
V+ SWITCHING SUPPLY CURRENT
vs. SWITCHING FREQUENCY
BYPASS CURRENT ( μ A)
V+ STANDBY SUPPLY CURRENT
vs. TEMPERATURE
50
V+ = IN_HIGH = ON/OFF
4
V+ = IN_HIGH = ON/OFF
EN1 = EN2 = SGND
40
30
T A = -40 ° C
T A = +25 ° C
3
f SW = 1.85MHz
2
20
10
T A = +135 ° C
T A = +85 ° C
T A = +125 ° C
1
f SW = 300kHz
0
0
300
680
1060
1440
1820
2200
-50
0
50
100
150
20
SWITCHING FREQUENCY (kHz)
IN_HIGH SHUTDOWN CURRENT
vs. TEMPERATURE
TEMPERATURE ( ° C)
IN_HIGH STANDBY CURRENT
vs. TEMPERATURE
ON/OFF = SGND
145
ON/OFF = IN_HIGH
16
IN_HIGH = 16V
135
EN1 = EN2 = SGND
12
8
IN_HIGH = 14V
IN_HIGH = 8V
125
115
105
95
IN_HIGH = 16V
IN_HIGH = 14V
IN_HIGH = 8V
4
85
0
75
-50
0
50
100
150
-50
0
50
100
150
TEMPERATURE ( ° C)
TEMPERATURE ( ° C)
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9
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