参数资料
型号: MAX1968EUI+T
厂商: Maxim Integrated Products
文件页数: 13/16页
文件大小: 0K
描述: IC DRVR POWER 28-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 热电冷却器
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 28-TSSOP 裸露焊盘
包装: 带卷 (TR)
Power Drivers for Peltier TEC Modules
3V TO
5.5V
V DD
LX1
3.3 μ H
1 μ F
FREQ
CS
1 μ F
TO REF
MAX1968
50m Ω
10k Ω
1 μ F
PV DD 1
PGND1
PV DD 2
OS1
10 μ F
NTC
THERMISTOR
1 μ F
PGND2
OS2
R THERM
3.3 μ H
REF
LX2
50k Ω
1 μ F
100k Ω
100k Ω
MAXIP
MAXIN
COMP
ITEC
0.01 μ F
ON
1 μ F
MAXV
CTLI
GND
SHDN
OFF
100k Ω
240k Ω
10 μ F
0.022 μ F
V DD
V DD
1 μ F
10k Ω
0.1 μ F
0.1 μ F
510k Ω
MAX4475
U2
TO REF
U3A
MAX4477
TEMPERATURE
10k Ω
100k Ω
10k Ω
SET POINT*
U3B
*SEE FIGURE 2
FOR TEMPERATURE
SET POINT SET BY A DAC
MAX4477
Figure 1. Typical Application Circuit for MAX1968. Circuit is configured for both cooling and heating with an NTC thermistor. Current
flowing from OS2 to OS1 is cooling.
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13
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