BTS721L1 Infineon Technologies, BTS721L1 Datasheet - Page 13

• Manufacturer Part Number: BTS721L1
• Description: IC SWITCH HI-SIDE 4-CH DSO-20
• Manufacturer: Infineon Technologies
• Series: PROFET®r
• Type: High Sider

Specifications of BTS721L1

• Input Type: Non-Inverting
• Number Of Outputs: 4
• On-state Resistance: 85 mOhm
• Current - Output / Channel: 2.9A
• Current - Peak Output: 14A
• Voltage - Supply: 5 V ~ 34 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: DSO-20
• Switch Type: High Side
• Power Switch Family: BTS721L1
• Input Voltage: -10 to 16V
• Power Switch On Resistance: 85mOhm
• Output Current: 2.5A
• Mounting: Surface Mount
• Supply Current: 8mA
• Package Type: DSO
• Operating Temperature (min): -40C
• Operating Temperature (max): 150C
• Operating Temperature Classification: Automotive
• Pin Count: 20
• Power Dissipation: 3700W
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Q1736924; SP000011301

Data Sheet
Timing diagrams
Timing diagrams are shown for chip 1 (channel 1/2). For chip 2 (channel 3/4) the diagrams
are valid too. The channels 1 and 2, respectively 3 and 4, are symmetric and consequently
the diagrams are valid for each channel as well as for permuted channels
Figure 1a: V
Figure 2a: Switching a lamp:
The initial peak current should be limited by the lamp and not by
the initial short circuit current I
bb
turn on:
L(SCp)
= 14 A typ. of the device.
13
Figure 2b: Switching an inductive load
*) if the time constant of load is too large, open-load-status may
occur
Figure 3a: Turn on into short circuit:
shut down by overtemperature, restart by cooling
Heating up of the chip may require several milliseconds, depending
on external conditions (t off(SC) vs. T j,start see page 12)
Smart High-Side Power Switch
Rev. 1.3, 2010-03-16
BTS721L1