
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 VS - 45V FOR FAST DEMAGNETIZATION
*DIFFERENTIAL INPUTS WITH LARGE COM-
MON MODE RANGE AND THRESHOLD
HYSTERESIS
*UNDERVOLTAGELOCKOUTWITH HYSTERESIS
*OPEN LOAD DETECTION
*TWO DIAGNOSTIC OUTPUTS
*OUTPUT STATUS LED DRIVER
DESCRIPTION
The TDE1897R/TDE1898R is a monolithic Intelligent Power Switch in Multipower BCD Technology, for 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 inherently indistructible and suitable for general purpose industrial applications.
BLOCK DIAGRAM
PIN CONNECTIONS (Top view)
ABSOLUTE MAXIMUM RATINGS (Minidip pin reference)
Symbol | Parameter | Value | Unit |
VS | Supply Voltage (Pins 3 - 1) (TW < 10ms) | 50 | V |
VS – VO | Supply to Output Differential Voltage. See also VCl 3-2 (Pins 3 - 2) | internally limited | V |
Vi | Input Voltage (Pins 7/8) | -10 to VS +10 | V |
Vi | Differential Input Voltage (Pins 7 - 8) | 43 | V |
Ii | Input Current (Pins 7/8) | 20 | mA |
IO | Output Current (Pins 2 - 1). See also ISC | internally limited | A |
El | Energy from Inductive Load (TJ = 85°C) | 200 | mJ |
Ptot | Power Dissipation. See also THERMAL CHARACTERISTICS. | internally limited | W |
Top | Operating Temperature Range (Tamb) | -25 to +85 | °C |
Tstg | Storage Temperature | -55 to 150 | °C |
THERMAL DATA
Symbol | Description | Minidip | Sip | SO20 | Unit | |
Rth j-case | Thermal Resistance Junction-case | Max. | 10 | °C/W | ||
Rth j-amb | Thermal Resistance Junction-ambient | Max. | 100 | 70 | 90 | °C/W |
Anterwell Technology Ltd.
King--- Originator of ANTERWELL, engaged in the IC electronics industry in 1998 and establish ANTERWELL in 2004. The company is located in Shenzhen Huaqiang North, the largest electronic center in Asia. Our main business is the technical development and electronic products import and export business. Currently, we have branches in Hong Kong and Malaysia.
Up to now. ANTERWELL have more than 1,000,000 types of electronic components in stock. ANTERWELL has become one of the top choices for purchasing IC chips both domestically and internationally. King is a senior IC chip expert, sales engineer, and mentor, leading an elite team with customer first, quality first, honesty, trustworthiness, and mutual benefit. We look forward to cooperate with you to create a better future!
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ANTERWELL adheres to the development concept and purpose of "direct stock offer, excellent quality, favorable price, and sincere service", which is deeply recognized by domestic and foreign customers. Based on the long-term development goal, ANTERWELL provides customers with standardized, professional, and diversified high-quality services through a strong market service network. ANTEWRELL has multiple skilled and capable executives with a professional QC team and excellent sales team to win the high support and trust of the vast customer base! We provide the best quality, price and service.
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