参数资料
型号: MAX1778EUG+
厂商: Maxim Integrated Products
文件页数: 12/39页
文件大小: 0K
描述: IC DCDC CONV MULTI OUT 24TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 62
应用: 转换器,TFT,LCD
输入电压: 2.7 V ~ 5.5 V
输出数: 5
输出电压: 2.7 V ~ 13 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 管件
MAX1778/MAX1880–MAX1885
Quad-Output TFT LCD DC/DC
Converters with Buffer
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = +3.3V, SHDN = IN, V MAIN = V SUPP = V SUPN = V SUPB = V SUPL = 8V, BUF- = BUFOUT,
BUF+ = FLTSET = TGND = PGND = GND, T A = +25°C.)
LDO OUTPUT VOLTAGE
LDO OUTPUT VOLTAGE
5.05
5.00
vs. LDO INPUT VOLTAGE
(INTERNAL LINEAR REGULATOR)
I LDOOUT = 0
5.04
5.02
vs. LDO OUTPUT CURRENT
(INTERNAL LINEAR REGULATOR)
5.10
5.08
5.06
LDO OUTPUT VOLTAGE vs. TEMPERATURE
(INTERNAL LINEAR REGULATOR)
4.95
4.90
4.85
4.80
4.75
I LDOOUT = 40mA
5.00
4.98
4.96
4.94
4.92
4.90
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
I LDOOUT = 0
I LDOOUT = 40mA
4
6
8
10
12
0.01
0.1
1
10
100
-40
-15
10
35
60
85
200
160
120
80
40
0
V SUPL (V)
DROPOUT VOLTAGE
vs. LDO LOAD CURRENT
(INTERNAL LINEAR REGULATOR)
V LDOOUT = 5V
I LDOOUT (mA)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
TEMPERATURE ( ° C)
LDO SUPPLY CURRENT
vs. LDO OUTPUT CURRENT
(INTERNAL LINEAR REGULATOR)
V LDOOUT = 5V
0
10
20
30
40
0
10
20
30
40
12
I LDOOUT (mA)
I LDOOUT (mA)
Maxim Integrated
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