TDE1890 ST Microelectronics, TDE1890 Datasheet

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TDE1890

Manufacturer Part Number
TDE1890
Description
2A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCH
Manufacturer
ST Microelectronics
Datasheet

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DESCRIPTION
The TDE1890/1891 is a monolithic Intelligent
Power Switch in Multipower BCD Technology, for
BLOCK DIAGRAM
July 1998
TO V
MON MODE RANGE AND THRESHOLD
HYSTERESIS
2A OUTPUT CURRENT
18V TO 35V SUPPLY VOLTAGE RANGE
INTERNAL CURRENT LIMITING
THERMAL SHUTDOWN
OPEN GROUND PROTECTION
INTERNAL NEGATIVE VOLTAGE CLAMPING
DIFFERENTIAL INPUTS WITH LARGE COM-
UNDERVOLTAGELOCKOUT WITH HYSTERESIS
OPEN LOAD DETECTION
TWO DIAGNOSTIC OUTPUTS
OUTPUT STATUS LED DRIVER
S
- 50V FOR FAST DEMAGNETIZATION
INDUSTRIAL INTELLIGENT POWER SWITCH
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.
TDE1891L
MULTIWATT11 MULTIWATT11V
MULTIPOWER BCD TECHNOLOGY
(In line)
2A HIGH-SIDE DRIVER
ORDERING NUMBERS:
TDE1890V
TDE1891V
TDE1890
TDE1891
PowerSO20
TDE1890D
1/12

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TDE1890 Summary of contents

Page 1

... 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 July 1998 TDE1890 TDE1891 2A HIGH-SIDE DRIVER MULTIPOWER BCD TECHNOLOGY ...

Page 2

... TDE1890 - TDE1891 PIN CONNECTION (Top view D93IN022 Note: Output pins must be must be connected externally to the package to use all leads for the output current (Pin 9 and 11 for Multiwatt package, Pin and 9 for PowerSO20 package). ABSOLUTE MAXIMUM RATINGS ...

Page 3

... C amb V < out oth2 35V 0.5mA diag 3mA diag < Vdg < 15.6 to 35V S Idiag = 5mA TDE1890 - TDE1891 Min. Typ. Max. Unit 15 ...

Page 4

... S sth2 (*) According to the intervention of the current limiting block. (**) A cold lamp filament capacitive load may activate the current limiting circuit of the I PS, when the IPS is initially turned on. TDE1891 uses Diag2 to signal such condition, TDE1890 does not. 4/12 Test Condition @ Ifsd = 2. 10ms 20 2.5A di/dt = 25A 24V ...

Page 5

... Alternative circuit solutions can be implemented to divert the demagnetization stress from the TDE1890/ exceeds 1J. In all cases it is rec- ommended that at least 10V are available to de- magnetize the load in the turn-off phase. A clamping circuit connected between ground and the output pin is not recommended ...

Page 6

... TDE1890 - TDE1891 Figure 3: Demagnetization Cycle Waveforms Figure 5. 6/12 Figure 4: Normalized R vs. Junction DSON Temperature 1.8 RDSON (Tj) = RDSON (Tj=25 C) 1.6 1.4 1.2 1.0 0.8 0.6 - 100 D93IN018 125 ...

Page 7

... Referring to application circuit in fig. 6, let us con- sider the worst case: - The supply voltage is at maximum value of in- (1) dustrial bus (30V instead of the 24V nominal value). This means also that I (2.5A instead of 2A). TDE1890 - TDE1891 Lim to on and the ambient j : amb P R (2) ...

Page 8

... 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 30V 0. 8mA DSON0 2.5V, Lim = 135 C/W thj-amb Figure 6: Application Circuit DC BUS 24V +/-25% P POLLING D93IN014 Figure 7: Max ...

Page 9

... TDE1890 - TDE1891 inch TYP. MAX. 0.197 0.104 0.063 0.039 0.022 0.037 0.067 0.077 0.669 0.679 0.795 0.874 0.886 0.87 0.886 0.713 0.689 0.699 0.421 0.429 0.114 0.179 0.191 0.200 ...

Page 10

... TDE1890 - TDE1891 MULTIWATT11 (In line) PACKAGE MECHANICAL DATA DIM. MIN. TYP 0.49 F 0.88 G 1.57 G1 16. 26.4 L1 22.35 L3 17.25 17.5 L4 10.3 10.7 L7 2.65 S 1.9 S1 1.9 Dia1 3.65 10/12 mm MAX. MIN. 5 2.65 1.6 0.55 0.019 0.95 0.035 1.7 1.83 0.062 17 17.13 0.664 0.772 20.2 26.9 1.039 22.85 0.880 17.75 0.679 10.9 0.406 2.9 0.104 2.6 0.075 2.6 0.075 3.85 0.144 inch TYP. MAX. 0.197 0.104 0.063 0.022 ...

Page 11

... DETAIL B E lead a3 DETAIL B 11 0.35 Gage Plane S BOTTOM VIEW PSO20MEC TDE1890 - TDE1891 inch TYP. MAX. 0.142 0.012 0.130 0.004 0.021 0.013 0.630 0.386 0.570 0.050 0.450 0.437 0.114 0.244 0.004 0.626 0.043 0.043 0.394 c a1 ...

Page 12

... TDE1890 - TDE1891 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice ...

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