参数资料
型号: MAX5081ATE+
厂商: Maxim Integrated Products
文件页数: 4/19页
文件大小: 0K
描述: IC REG BUCK ADJ 1A 16TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1.23 V ~ 32 V
输入电压: 7.5 V ~ 40 V
PWM 型: 电压模式
频率 - 开关: 250kHz
电流 - 输出: 1A
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: 16-WQFN 裸露焊盘
包装: 管件
供应商设备封装: 16-TQFN-EP(5x5)
1A, 40V, MAXPower Step-Down
DC-DC Converters
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V ON/ OFF = 12V, V REG = V DVREG , V SYNC = PGND = SGND, T A = T J = -40°C to +125°C, unless otherwise noted. Typical values
are at T A = + 25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
THERMAL SHUTDOWN
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Temperature rising
+160
20
° C
° C
Note 1: 100% production tested at T A = +25°C and T A = T J = +125°C. Limits at -40°C are guaranteed by design.
Typical Operating Characteristics
(V IN = 12V, see Figure 5 (MAX5080) and Figure 6 (MAX5081), T A = +25°C, unless otherwise noted.)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
UNDERVOLTAGE LOCKOUT HYSTERESIS
vs. TEMPERATURE (MAX5080)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
UNDERVOLTAGE LOCKOUT HYSTERESIS
vs. TEMPERATURE (MAX5081)
0.20
0.15
0.10
0.05
0
ON/OFF THRESHOLD HYSTERESIS
vs. TEMPERATURE
-40
-15
10
35
60
85
110
135
-40
-15
10
35
60
85
110
135
-40
-15
10
35
60
85
110
135
250
TEMPERATURE ( ° C)
SHUTDOWN SUPPLY CURRENT
vs. INPUT VOLTAGE (MAX5080)
300
TEMPERATURE ( ° C)
SHUTDOWN SUPPLY CURRENT
vs. INPUT VOLTAGE (MAX5081)
4.0
TEMPERATURE ( ° C )
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE (MAX5080)
225
200
175
150
125
T A = +135 ° C
T A = +25 ° C
T A = +85 ° C
T A = -40 ° C
275
250
225
200
175
150
T A = +135 ° C
T A = +85 ° C
3.5
3.0
2.5
2.0
T A = +85 ° C
T A = +135 ° C
100
75
50
25
V ON/OFF = 0V
125
100
75
50
25
T A = +25 ° C
V ON/OFF = 0V
T A = -40 ° C
1.5
1.0
0.5
T A = +25 ° C
T A = -40 ° C
0
0
0
0
5
10
15
20
25
30
35
40
0
5
10
15
20
25
30
35
40
0
5
10
15
20
25
30
35
40
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
4
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