bts734l1 ETC-unknow, bts734l1 Datasheet

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bts734l1

Manufacturer Part Number
bts734l1
Description
Smart Channel Highside Power Switch Overload Protection Current Limitation Short-circuit Protection Thermal Shutdown
Manufacturer
ETC-unknow
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
BTS734L1
Manufacturer:
SIEMENS
Quantity:
5 510
Part Number:
BTS734L1
Manufacturer:
INFINEON/英飞凌
Quantity:
20 000
Smart Two Channel Highside Power Switch
Features
Application
General Description
N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic
feedback, monolithically integrated in Smart SIPMOS
functions.
1
Semiconductor Group
)
Overload protection
Current limitation
Short-circuit protection
Thermal shutdown
Overvoltage protection
(including load dump)
Fast demagnetization of inductive loads
Reverse battery protection
Undervoltage and overvoltage shutdown
Open drain diagnostic output
Open load detection in ON-state
CMOS compatible input
Loss of ground and loss of V
Electrostatic discharge (ESD) protection
for 12 V and 24 V DC grounded loads
All types of resistive, inductive and capacitive loads
Replaces electromechanical relays, fuses and discrete circuits
with auto-restart and hysteresis
C compatible power switch with diagnostic feedback
Pin Definitions and Functions
Pin
1,10,
11,12,
15,16,
19,20
3
7
17,18
13,14
4
8
2
6
5,9
With external current limit (e.g. resistor R
connection, reverse load current limited by connected load.
Symbol Function
V
IN1
IN2
OUT1
OUT2
ST1
ST2
GND1
GND2
N.C.
bb
Positive power supply voltage. Design the
Input 1,2, activates channel 1,2 in case of
Output 1,2, protected high-side power output
Diagnostic feedback 1,2 of channel 1,2,
Ground 1 of chip 1 (channel 1)
Ground 2 of chip 2 (channel 2)
Not Connected
wiring for the simultaneous max. short circuit
currents from channel 1 to 2 and also for low
thermal resistance
logic high signal
of channel 1,2. Design the wiring for the max.
short circuit current
open drain, low on failure
1 )
bb
protection
Product Summary
Overvoltage Protection
Operating voltage
On-state resistance
Nominal load current
Current limitation
GND
=150 ) in GND connection, resistor in series with ST
1
technology. Fully protected by embedded protection
active channels:
R
I
I
L(NOM)
L(SCr)
ON
Pin configuration
GND1 2
GND2 6
PROFET ® BTS 734 L1
V
V
N.C. 5
N.C. 9
ST1 4
ST2 8
V
IN1 3
IN2 7
V
bb(AZ)
bb(on)
one
4.8
bb
bb
40
19
1
10
two parallel
5.0 ... 34
(top view)
7.3
20
19
43
20 V
19 V
18 OUT1
17 OUT1
16 V
15 V
14 OUT2
13 OUT2
12 V
11 V
bb
bb
bb
bb
bb
bb
10.96
m
V
V
A
A

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bts734l1 Summary of contents

Page 1

Smart Two Channel Highside Power Switch Features Overload protection Current limitation Short-circuit protection Thermal shutdown Overvoltage protection (including load dump) Fast demagnetization of inductive loads 1 ) Reverse battery protection Undervoltage and overvoltage shutdown with auto-restart and hysteresis Open drain ...

Page 2

Block diagram Two Channels; Open Load detection in on state; Voltage source V Logic Voltage sensor 3 IN1 Logic ESD 4 ST1 1 GND1 Chip 1 Signal GND Chip 1 Logic and protection circuit of chip 2 7 IN2 8 ...

Page 3

Maximum Ratings 25°C unless otherwise specified j Parameter Load current (Short-circuit current, see page Load dump protection 2 LoadDump 200 ms low or high, ) ...

Page 4

Electrical Characteristics Parameter and Conditions ° unless otherwise specified j bb Load Switching Capabilities and Characteristics On-state resistance ( OUT each channel, L two parallel channels, ...

Page 5

Parameter and Conditions ° unless otherwise specified j bb Leakage output current (included Operating current 10 5V ...

Page 6

Parameter and Conditions ° unless otherwise specified j bb Diagnostic Characteristics Open load detection current, each channel, T Open load detection voltage Internal output pull down (OUT to GND ...

Page 7

Truth Table Channel 1 Input 1 Output 1 Channel 2 Input 2 Output 2 level level Normal L L operation Open load Short circuit Overtem ...

Page 8

Input circuit (ESD protection ESD-ZD I GND ESD zener diodes are not to be used as voltage clamp at DC conditions. Operation in this mode may result in a drift of the zener voltage (increase of up ...

Page 9

Open-load detection, OUT1 or OUT2 ON-state diagnostic condition: V · < high ON ON L(OL) ON Open load Logic detection unit OFF-state diagnostic condition: V > typ.; IN low OUT OFF Open load Logic ...

Page 10

Inductive load switch-off energy dissipation PROFET = Energy stored in load inductance · · While demagnetizing load inductance, the energy dissipated ...

Page 11

Typ. on-state resistance high [mOhm] ON 120 100 150°C 60 85°C 25°C 40 -40° Typ. ...

Page 12

Timing diagrams Both channels are symmetric and consequently the diagrams are valid for channel 1 and channel 2 Figure 1a: V turn on: bb IN1 IN2 OUT1 V OUT2 ST open drain Figure 2a: Switching a resistive ...

Page 13

Figure 3a: Turn on into short circuit: shut down by overtemperature, restart by cooling IN1 other channel: normal operation L(SCp) I L(SCr) t off(SC) ST Heating up of the chip may require several milliseconds, depending on external ...

Page 14

Figure 5b: Open load: detection in ON-state, open load occurs in on-state IN t d(ST OL1 OUT normal open typ typ d(ST OL1) d(ST OL2) Figure 5c: Open ...

Page 15

Figure 7a: Overvoltage bb(over) ON(CL OUT ST Semiconductor Group V bb(o rst BTS 734 L1 ...

Page 16

... Package and Ordering Code Standard P-DSO-20-9 BTS734L1 All dimensions in millimetres 1) Does not include plastic or metal protrusions of 0.15 max per side 2) Does not include dambar protrusion of 0.05 max per side Definition of soldering point with temperature T upper side of solder edge of device pin 15. Pin 15 Printed circuit board (FR4, 1.5mm thick, one layer ...

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