TDE1897RFPT STMicroelectronics

TDE1897R TDE1898R 0.5A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCH 0.5A OUTPUT CURRENT MULTIPOWER BCD TECHNOLOGY 18V TO 35V SUPPLY VOLTAGE RANGE INTERNAL CURRENT LIMITING THERMAL SHUTDOWN OPEN GROUND PROTECTION INTERNAL NEGATIVE VOLTAGE CLAMPING TO V - 45V FOR FAST DEMAGNETIZATION S Minidip SIP9 SO20 DIFFERENTIAL INPUTS WITH LARGE COM- MON MODE RANGE AND THRESHOLD ORDERING NUMBERS: HYSTERESIS UNDERVOLTAGE LOCKOUT WITH HYSTERESIS TDE1897RDP TDE1898RSP TDE1897RFP OPEN LOAD DETECTION TDE1898RDP TDE1898RFP TWO DIAGNOSTIC OUTPUTS ogy, for driving inductive or resistive loads. An in- OUTPUT STATUS LED DRIVER ternal Clamping Diode enables the fast demag- netization of inductive loads. Diagnostic for CPU feedback and extensive use DESCRIPTION of electrical protections make this device inher- The TDE1897R/TDE1898R is a monolithic Intelli- ently indistructible and suitable for general pur- gent Power Switch in Multipower BCD Technol- pose industrial applications. BLOCK DIAGRAM September 2003 1/12 This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice.TDE1897R - TDE1898R PIN CONNECTIONS (Top view) Minidip SO20 SIP9 ABSOLUTE MAXIMUM RATINGS (Minidip pin reference) Symbol Parameter Value Unit V Supply Voltage (Pins 3 - 1) (T < 10ms) 50 V S W V V Supply to Output Differential Voltage. See also V 3-2 (Pins 3 - 2) internally limited V S O Cl V Input Voltage (Pins 7/8) -10 to VS +10 V i V Differential Input Voltage (Pins 7 - 8) 43 V i I Input Current (Pins 7/8) 20 mA i I Output Current (Pins 2 - 1). See also ISC internally limited A O E Energy from Inductive Load (T = 85C) 200 mJ l J P Power Dissipation. See also THERMAL CHARACTERISTICS. internally limited W tot T Operating Temperature Range (T ) -25 to +85 C op amb T Storage Temperature -55 to 150 C stg THERMAL DATA Symbol Description Minidip Sip SO20 Unit R Thermal Resistance Junction-case Max. 10 C/W th j-case R Thermal Resistance Junction-ambient Max. 100 70 90 C/W th j-amb 2/12