Datasheet

PG-DSO-14-1
Type Package Marking
TLE7231G PG-DSO-14-1 TLE7231G
Datasheet 3 Rev. 1.1, 2011-04-12
SPI Driver for Enhanced Relay Control
SPIDER - TLE7231G
TLE7231G
1Overview
Features
• 4 channel low side relay driver
• 8 bit SPI for diagnostics and control
• SPI providing Daisy Chain Capability
• Very wide range for digital Supply Voltage
• An input pin provides flexible and straightforward PWM operation
• Stable behavior at Under Voltage
• Green Product (RoHS compliant)
• AEC Qualified
Diagnostic Features
• Latched diagnostic information via SPI
• Over temperature monitoring
• Over load detection in ON state
• Open load detection in OFF state
Table 1 Product Summary
Digital supply voltage
V
DD
3.0 V ... 5.5 V
Analog supply voltage
V
DDA
4.5 V ... 5.5 V
ON State resistance at T
j
= 150°C for each channel R
DS(ON)
2.2 Ω
Nominal load current
I
L (nom,min)
320 mA
Overload switch off threshold
I
D (OVL,max)
950 mA
Output leakage current per channel at 25 °C
I
D (STB,max)
1 µA
Drain to Source clamping voltage
V
DS(AZ)
41 V
SPI clock frequency
f
SCLK
5 MHz