参数资料
型号: MAX256ASA+T
厂商: Maxim Integrated Products
文件页数: 4/14页
文件大小: 0K
描述: IC DRVR H-BRIDGE 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 半桥
输入类型: 非反相
输出数: 2
导通状态电阻: 500 毫欧
电流 - 输出 / 通道: 600mA
电流 - 峰值输出: 1A
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm Width)裸露焊盘
供应商设备封装: 8-SOICN 裸露焊盘
包装: 带卷 (TR)
3W Primary-Side Transformer H-Bridge Driver
for Isolated Supplies
Typical Operating Characteristics
(V CC = +5.0V ±10%, T A = +25°C, unless otherwise noted.) (See Figure 8)
7
SUPPLY CURRENT vs.
OSCILLATOR FREQUENCY
1400
OSCILLATOR FREQUENCY vs. R S (+1%)
1000
R S vs. REQUIRED ET PRODUCT
6
1200
5
1000
+3.6V MAX SUPPLY
4
3
2
1
800
600
400
200
MIN
MAX
TYP
100
+5.5V MAX SUPPLY
0
100 200 300 400 500 600 700 800 900 1000
OSCILLATOR FREQUENCY (kHz)
0
10
100
R S (k ? )
1000
10
1
10
REQUIRED ET PRODUCT (V μ s)
100
12
10
OUTPUT VOLTAGE vs. OUTPUT CURRENT
(TYPICAL APPLICATION FIGURE 8)
1.0
0.9
0.8
EFFICIENCY vs. OUTPUT CURRENT
(TYPICAL APPLICATION FIGURE 8)
5.5V
12
10
OUTPUT VOLTAGE vs. OUTPUT CURRENT
(TYPICAL APPLICATION FIGURE 9)
8
5.0V
5.5V
0.7
0.6
4.5V
5.0V
8
3.6V
6
0.5
0.4
6
4
2
4.5V
0.3
0.2
4
2
3.0V
3.3V
0.1
0
0
0
0
200 400 600
800
0
200 400 600
800
0
100
200 300 400
500
1.0
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
(CIRCUIT OF FIGURE 9)
40
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE vs. OUTPUT CURRENT
(CIRCUIT OF FIGURE 10)
1.0
OUTPUT CURRENT (mA)
EFFICIENCY vs. OUTPUT CURRENT
(CIRCUIT OF FIGURE 10)
0.9
3.6V
0.9
5.5V
0.8
3.3V
35
0.8
0.7
0.6
3.0V
30
0.7
0.6
4.5V
5.0V
0.5
0.4
25
4.5V
5.0V
5.5V
0.5
0.4
0.3
0.2
0.1
0
20
15
10
0.3
0.2
0.1
0
0
100
200 300 400
500
0
20
40 60 80 100
120
140
0
20
40 60 80 100
120
140
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
4
_______________________________________________________________________________________
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