BTS740S2 Infineon Technologies, BTS740S2 Datasheet

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BTS740S2

Manufacturer Part Number
BTS740S2
Description
IC SWITCH POWER HISIDE DSO-20
Manufacturer
Infineon Technologies
Series
PROFET®r
Type
High Sider
Datasheets

Specifications of BTS740S2

Input Type
Non-Inverting
Number Of Outputs
2
On-state Resistance
27 mOhm
Current - Output / Channel
5.5A
Current - Peak Output
50A
Voltage - Supply
5 V ~ 34 V
Operating Temperature
-40°C ~ 150°C
Mounting Type
Surface Mount
Package / Case
DSO-20
Power Load Switch Type
High Side
Input Voltage
34V
On State Resistance
27mohm
Thermal Protection
Yes
Power Dissipation Pd
3.8W
No. Of Outputs
2
Internal Switch
Yes
Current Limit
50A
Switch Type
High Side
Power Switch Family
BTS740S2
Power Switch On Resistance
27mOhm
Output Current
4.9A
Mounting
Surface Mount
Supply Current
2.4mA
Package Type
DSO
Operating Temperature (min)
-40C
Operating Temperature (max)
150C
Operating Temperature Classification
Automotive
Pin Count
20
Power Dissipation
3.8W
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant, Lead free / RoHS Compliant
Other names
BTS740S2
BTS740S2TR
SP000011312
SP000313545

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Smart High-Side Power Switch
BTS740S2
P-DSO-20-9
PG-DSO20
Data Sheet
1
V1.0, 2007-05-13

Related parts for BTS740S2

BTS740S2 Summary of contents

Page 1

... Data Sheet Smart High-Side Power Switch Ω Ω Ω 1 BTS740S2 P-DSO-20-9 PG-DSO20  V1.0, 2007-05-13 ...

Page 2

... Sense current output 1,2; proportional to the load current, zero in the case of current 9 IS2 limitation of the load current Data Sheet Smart High-Side Power Switch Control and protection circuit of channel 2 ). Design the wiring ilis 2 BTS740S2 Channel 1 PROFET Pin configuration (top view) • GND1 ...

Page 3

... Smart High-Side Power Switch Symbol Values self-limited Load dump T -40 ...+150 j T -55 ...+150 stg P tot Z L IN: V ESD V -10 ... + Symbol Values min typ -- -- thjs -- 40 thja -- 33 V1.0, 2007-05-13 BTS740S2 Unit °C 3 1.0 kV 4.0 8.0 V ±2.0 mA ±5.0 ±14 Unit Max 12 K ...

Page 4

... T =+150° =-40...+25° bb(ucp) T =150°C: j ∆ bb(over) V bb(o rst) 2 (one layer, 70µm thick) copper area for 4.7 V typ without charge pump Smart High-Side Power Switch BTS740S2 Values min typ max -- 4.9 5.5 7.8 8 150 25 80 200 0.1 ...

Page 5

... I L(SCr) two parallel channels T =25°C: t j,start off(SC) 14) =-40° ON(CL) =25°C...150° ∆ T require an external current limit for the GND and status pins (a 150 Ω bb(AZ) ON(CL) 5 Smart High-Side Power Switch BTS740S2 Values min typ max -- 1 bb(over 1 ...

Page 6

... IS 6 Smart High-Side Power Switch Values min typ max -- -- bb -- 600 ON 4350 4800 5800 3100 4800 7800 4350 4800 5350 3800 4800 6300 5.4 6 can be raised at least by ILIS V1.0, 2007-05-13 BTS740S2 Unit 6.9 V µ µs 300 µs 100 µ kΩ ...

Page 7

... IN(T+) V IN(T-) ∆ 0 IN(off IN(on) t d(ST OL3) t don(ST) t doff(ST) = +1.6 mA ST(high +1.6 mA: ST ST(low) = +1.6 mA =25 ... +150°C: ST(high) 7 Smart High-Side Power Switch BTS740S2 Values min typ max 3.0 4.5 7 3.5 1 0.5 IN( 400 -- 5.4 6 V1.0, 2007-05-13 Unit kΩ ...

Page 8

... Under this condition the sense current bb OUT , in the off state, causes an internal current from output to ground and therefore also the sense current L 8 Smart High-Side Power Switch BTS740S2 23 Ω for reverse GND signal may be errorious. ST low I IS V1.0, 2007-05-13 I ...

Page 9

... case of reverse battery the current has to be limited by the load. Temperature protection is not active Open-load detection OFF-state diagnostic condition: V > typ.; IN low OUT 9 Smart High-Side Power Switch BTS740S2 = 47 V typ. ON(CL) = 150 Ω typ., R GND Z2 =1kΩ, R =15kΩ OUT1 or OUT2 ...

Page 10

... While demagnetizing load inductance, the energy dissipated in PROFET with an approximate solution for R L > 0 Ω · Maximum allowable load inductance for a single switch off / j,start = 150° Ω device stays off Z L [mH Smart High-Side Power Switch BTS740S2 ^ · · · i (t) dt ...

Page 11

... The sense signal is not valid during settling time after turn or change of load current. Figure 1b: V turn on: bb proper turn on under all conditions Data Sheet Figure 2a: Switching a resistive load, turn-on/off time and slew rate definition: doff(ST) off slc(IS) soff(IS) Figure 2b: Switching a lamp: 11 Smart High-Side Power Switch BTS740S2 on off V1.0, 2007-05-13 ...

Page 12

... Heating up of the chip may require several milliseconds, depending on external conditions Figure 3b: Turn on into short circuit: shut down by overtemperature, restart by cooling (two parallel switched channels 1 and 2) ST1 and ST2 have to be configured as a 'Wired OR' function ST1/2 with a single pull-up resistor 12 BTS740S2 V1.0, 2007-05-13 ...

Page 13

... Figure 4a: Overtemperature: Reset if T < Figure 5a: Open load: detection (with R turn on/off to open load Data Sheet Figure 6a: Undervoltage: Figure 6b: Undervoltage restart of charge pump ), EXT charge pump starts Smart High-Side Power Switch BTS740S2 V bb(u cp) V bb(under) bb(u rst) =4.7 V typ. bb(ucp) V1.0, 2007-05-13 ...

Page 14

... Figure 8a: Current sense versus load current 26 This range for the current sense ratio refers to all devices. The accuracy of the k Data Sheet Figure 8b: Current sense ratio: V bb(o rst) 26 Figure 9a: Output voltage drop versus load current: :: can be raised at ILIS 14 Smart High-Side Power Switch BTS740S2 V1.0, 2007-05-13 ...

Page 15

... You can find all of our packages, sorts of packing and others in our Infineon Internet Page “Products”: http://www.infineon.com/products. Data Sheet 2) 0.1 0.2 24x 12.8 -0.2 17 Smart High-Side Power Switch 0.35 x 45˚ 1) 7.6 -0.2 +0.8 0.4 ±0.3 10.3 GPS05094 Dimensions in mm V1.0, 2007-05-13 BTS740S2 ...

Page 16

... Revision History Version Date Changes 1.0 2007-05-13 Creation of the green datasheet. Data Sheet Smart High-Side Power Switch 18 BTS740S2 V1.0, 2007-05-13 ...

Page 17

... Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies failure of such components can reasonably be expected to cause the failure of that life-support device or system affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body support and/or maintain and sustain and/or protect human life ...

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