ITS621L1 Infineon Technologies, ITS621L1 Datasheet - Page 9

• Manufacturer Part Number: ITS621L1
• Description: IC DUAL HIGH SIDE POWER SWITCH 34V TO220
• Manufacturer: Infineon Technologies
• Series: PROFET®r
• Type: High Sider

Specifications of ITS621L1

• Power Load Switch Type: High Side
• Input Voltage: 34V
• On State Resistance: 0.1ohm
• Thermal Protection: Yes
• Power Dissipation Pd: 75W
• No. Of Outputs: 2
• Internal Switch: No
• Current Limit: 8A
• Input Type: Non-Inverting
• Number Of Outputs: 2
• On-state Resistance: 80 mOhm
• Current - Output / Channel: 4.4A
• Current - Peak Output: 8A
• Voltage - Supply: 5 V ~ 34 V
• Operating Temperature: -30°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: TO-220-7 (Bent and Staggered Leads)
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SP000219533

GND disconnect with GND pull up
Any kind of load. If V
Due to V
V
load
Normal load current can be handled by the PROFET
itself.
V
inductive load
If other external inductive loads L are connected to the PROFET,
additional elements like D are necessary.
Infineon Technologies AG
bb
bb
V
V
V
bb
high
bb
bb
disconnect with energized inductive
disconnect with charged external
GND
high
V
>0, no V
IN1
3
6
5
V
IN2
IN2
ST
IN1
V
3
6
5
3
6
5
GND >
ST
ST
IN2
ST
IN2
ST
IN1
IN1
= low signal available.
PROFET
GND
V
4
2
V
IN
bb
PROFET
PROFET
- V
GND
GND
4
4
2
2
V
V
IN(T+)
bb
bb
OUT2
OUT1
V
GND
device stays off
OUT2
OUT2
OUT1
OUT1
1
7
1
1
7
7
D
9
Inductive Load switch-off energy
dissipation
Energy stored in load inductance:
While demagnetizing load inductance, the energy
dissipated in PROFET is
with an approximate solution for R
Maximum allowable load inductance for
a single switch off
L = f (I
L [mH]
V
=
bb
10000
1000
E
= 12 V, R
100
AS
10
L
1
E
); T
=
bb
3
E
2
I
AS
L
·
j,start
·
R
= E
L
L
L
·
= 0
(
V
bb
= 150°C,T
IN
ST
bb
+ E
5
+ |V
E
L
PROFET
L
OUT(CL)
- E
GND
(both channels parallel)
=
V
PROFET ® ITS621L1
bb
1 /
C
R
2
=
= 150°C const.,
·
L
∫
7
|)
·
V
I
·
OUT
2
L
ON(CL)
ln
L
(1+
E AS
Z L
0 :
·
{
2006-Mar-28
i
|V
L
(t) dt,
9
R L
OUT(CL)
L
I
L
·
R
L
E
I L [A]
E
| )
E Load
R
L
11