Product Summary
The TDE1898RDP is a monolithic Intelligent power switch in Multipower BCD Technology for driving inductive or resistive loads. Diagnostic for CPU feedback and extensive use of electrical protections make the TDE1898RDP inherently indistructible and suitable for generalpurpose industrial applications.
Parametrics
TDE1898RDP absolute maximum ratings: (1) Supply Voltage (Pins3-1) (T <10ms) Vs: 50V; (2) Supply to Output Differential Voltage. See also VCI3-2 (Pins3-2) : internally limited; (3) Input Voltage (Pins7/8) Vi: -10 to Vs +10V; (4) Differential Input Voltage (Pins 7-8) Vi: 43V; (5) Input Current(Pins 7/8) Ii: 20mA; (6) Output Current (Pins 2-1) .See also ISC: internally limited; (7) Energy from Inductive Load (Tj=85°C) Ei: 200mJ; (8) Power Dissipation.See also THERMAL CHARACTERISTICS.Ptot: internally limited; (9) Operating Temperature Range (Tamb) Top: -25 to +85°C; (10) Storage Temperature Tstg: -55 to 150°C.
Features
TDE1898RDP features: (1) 0.5A output current; (2) 18V to 35V supply voltage range; (3) internal current limiting; (4) thermal shutdown; (5) open ground protection; (6) internal negative voltage clamping to Vs-45V for fast demangetization; (7) differential inputs with large common mode range and threshold hysteresis; (8) undervoltage lockout with hysteresis; (9) open loas detection; (10) two diagonstic outputs; (11) output status LED driver.
Diagrams

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![]() TDE1898RDP |
![]() STMicroelectronics |
![]() Power Switch ICs - Power Distribution 0.5A High Side |
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(China (Mainland))










