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BTS728L2 Datasheet(PDF) 4 Page - Siemens Semiconductor Group

Part No. BTS728L2
Description  Smart High-Side Power Switch Two Channels: 2 x 60mW Status Feedback
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Manufacturer  SIEMENS [Siemens Semiconductor Group]
Direct Link  http://www.siemens.com/
Logo SIEMENS - Siemens Semiconductor Group

BTS728L2 Datasheet(HTML) 4 Page - Siemens Semiconductor Group

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BTS 728 L2
Semiconductor Group
Page 4
1999-Mar-23
Electrical Characteristics
Parameter and Conditions, each of the two channels
Symbol
Values
Unit
at Tj = -40...+150°C,
Vbb = 12 V unless otherwise specified
min
typ
Max
Load Switching Capabilities and Characteristics
On-state resistance (Vbb to OUT); IL = 2 A, V
bb ≥ 7V
each channel,
Tj = 25°C:
Tj = 150°C:
two parallel channels,
Tj = 25°C:
see diagram, page 10
RON
--
50
100
25
60
120
30
m
Nominal load current
one channel active:
two parallel channels active:
Device on PCB6),
Ta = 85°C, Tj ≤ 150°C
IL(NOM)
3.6
5.5
4.0
6.0
--
A
Output current while GND disconnected or pulled up;
Vbb = 30 V, VIN = 0,
see diagram page 8; (not tested specified by design)
IL(GNDhigh)
--
--
2
mA
Turn-on time7)
IN
to 90%
VOUT:
Turn-off time
IN
to 10%
VOUT:
RL = 12
ton
toff
30
30
100
100
200
200
µs
Slew rate on 7)
10 to 30%
VOUT, RL = 12
Ω:
d
V/dton
0.1
--
1
V/
µs
Slew rate off 7)
70 to 40%
VOUT, RL = 12
Ω:
-d
V/dtoff
0.1
--
1
V/
µs
Operating Parameters
Operating voltage
Tj=-40
T
j=25...150°C:
Vbb(on)
4.75
--
--
41
43
V
Overvoltage protection8)
Tj =-40°C:
I bb = 40 mA
Tj =25...150°C:
Vbb(AZ)
41
43
--
47
--
52
V
Standby current9
)
Tj =-40°C...25°C:
VIN = 0; see diagram page 10
Tj =150°C:
Ibb(off)
--
--
10
--
18
50
µA
Leakage output current (included in
Ibb(off))
VIN = 0
IL(off)
--
1
10
µA
Operating current 10),
VIN = 5V,
IGND = IGND1 + IGND2,
one channel on:
two channels on:
IGND
--
--
0.8
1.6
1.5
3.0
mA
6
)
Device on 50mm*50mm*1.5mm epoxy PCB FR4 with 6cm
2 (one layer, 70
µm thick) copper area for Vbb
connection. PCB is vertical without blown air. See page 14
7
)
See timing diagram on page 11.
8)
Supply voltages higher than Vbb(AZ) require an external current limit for the GND and status pins (a 150Ω
resistor for the GND connection is recommended). See also
VON(CL) in table of protection functions and
circuit diagram on page 8.
9
)
Measured with load; for the whole device; all channels off
10
) Add IST, if IST > 0


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