DataSheet8.cn


PDF ( 数据手册 , 数据表 ) TDE1890V

零件编号 TDE1890V
描述 2A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCH
制造商 ST Microelectronics
LOGO ST Microelectronics LOGO 


1 Page

No Preview Available !

TDE1890V 数据手册, 描述, 功能
TDE1890
® TDE1891
2A HIGH-SIDE DRIVER
INDUSTRIAL INTELLIGENT POWER SWITCH
2A OUTPUT CURRENT
18V TO 35V SUPPLY VOLTAGE RANGE
INTERNAL CURRENT LIMITING
THERMAL SHUTDOWN
OPEN GROUND PROTECTION
INTERNAL NEGATIVE VOLTAGE CLAMPING
TO VS - 50V FOR FAST DEMAGNETIZATION
DIFFERENTIAL INPUTS WITH LARGE COM-
MON MODE RANGE AND THRESHOLD
HYSTERESIS
UNDERVOLTAGELOCKOUT WITH HYSTERESIS
OPEN LOAD DETECTION
TWO DIAGNOSTIC OUTPUTS
OUTPUT STATUS LED DRIVER
DESCRIPTION
The TDE1890/1891 is a monolithic Intelligent
Power Switch in Multipower BCD Technology, for
BLOCK DIAGRAM
MULTIPOWER BCD TECHNOLOGY
MULTIWATT11 MULTIWATT11V PowerSO20
(In line)
ORDERING NUMBERS:
TDE1891L
TDE1890V
TDE1890D
TDE1891V
driving inductive or resistive loads. An internal
Clamping Diode enables the fast demagnetization
of inductive loads.
Diagnostic for CPU feedback and extensive use
of electrical protections make this device ex-
tremely rugged and specially suitable for indus-
trial automation applications.
July 1998
1/12







TDE1890V pdf, 数据表
TDE1890 - TDE1891
- All electrical parameters of the device, con-
cerning the calculation, are at maximum val-
ues.
- Thermal shutdown threshold is at minimum
value.
Therefore:
Vs = 30V, RDSON0 = 0.23, Iq = 8mA, Ios = 4mA
@ Vos = 2.5V, ΘLim = 135°C
Rthj-amb = 35°C/W
It follows:
Ioutx = 2.5A, RDSONx = 0.386, Pq = 240mW,
Pos = 110mW
From equation 4 we can see that, without any
heatsink, it is not possible to operate in the ON
steady state at the maximum current value. A
derating curve for this case is reported in fig. 7.
Using an external heatsink, in order to obtain a to-
tal Rth of 15°C/W, we obtain the derating curve
reported in fig. 8.
Figure 6: Application Circuit
DC BUS 24V +/-25%
+IN
+
-IN
-
CONTROL
LOGIC
+Vs
OUTPUT
µP POLLING
D1
D2
GND
Ios
OUTPUT STATUS
LOAD
D93IN014
Figure 7: Max. Output Current vs. Ambient
Temperature (Multiwatt without
heatsink, Rth j-amb = 35°C/W)
D93IN033
Io
(A)
2.5
2.0
1.5
1.0
0.5
0.0
0
20 40 60 80 100 120 Tamb (°C)
8/12
Figure 8: Max. Output Current vs. Ambient
Temperature (Multiwatt with heatsink,
Rth j-amb = 15°C/W)
D93IN020A
Io
(A)
2.5
2.0
1.5
1.0
0.5
0.0
0
20 40 60 80 100 120 Tamb (°C)














页数 12 页
下载[ TDE1890V.PDF 数据手册 ]


分享链接

Link :

推荐数据表

零件编号描述制造商
TDE18902A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCHST Microelectronics
ST Microelectronics
TDE1890D2A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCHST Microelectronics
ST Microelectronics
TDE1890V2A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCHST Microelectronics
ST Microelectronics

零件编号描述制造商
STK15C88256-Kbit (32 K x 8) PowerStore nvSRAMCypress Semiconductor
Cypress Semiconductor
NJM4556DUAL HIGH CURRENT OPERATIONAL AMPLIFIERNew Japan Radio
New Japan Radio
EL1118-G5 PIN LONG CREEPAGE SOP PHOTOTRANSISTOR PHOTOCOUPLEREverlight
Everlight


DataSheet8.cn    |   2020   |  联系我们   |   搜索  |  Simemap