BTS840S2 Infineon Technologies, BTS840S2 Datasheet - Page 11

• Manufacturer Part Number: BTS840S2
• Description: IC SWITCH PWR HISIDE 2CH DSO-20
• Manufacturer: Infineon Technologies
• Series: PROFET®r
• Type: High Sider

Specifications of BTS840S2

• Input Type: Non-Inverting
• Number Of Outputs: 2
• On-state Resistance: 27 mOhm
• Current - Output / Channel: 12A
• Current - Peak Output: 50A
• Voltage - Supply: 5 V ~ 34 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: DSO-20
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: BTS840S2; BTS840S2INTR; BTS840S2NT; BTS840S2T; SP000011324

Timing diagrams
Both channels are symmetric and consequently the diagrams are valid for channel 1 and
channel 2
Figure 1a: Switching a resistive load,
change of load current in on-condition:
Figure 1b: V
proper turn on under all conditions
Infineon technologies
The sense signal is not valid during settling time after turn or
change of load current.
IN
ST
V
V
V
IN2
V
I
I IS
IN1
ST1 open drain
ST2 open drain
OUT1
L
OUT
OUT2
bb
bb
t
don(ST)
t
on
turn on:
t
Load 1
son(IS)
t
slc(IS)
Load 2
t
soff(IS)
t
doff(ST)
t
t
off
slc(IS)
t
t
11
Figure 2a: Switching a resistive load,
turn-on/off time and slew rate definition:
Figure 2b: Switching a lamp:
10%
90%
The initial peak current should be limited by the lamp and not by
the current limit of the device.
V
IN
I
OUT
L
ST
V
I
IN
L
OUT
dV/dton
t
on
t
BTS 840 S2
off
2003-Oct-01
dV/dtoff
t
t