Datasheet

3/25
L6235
THERMAL DATA
PIN CONNECTIONS (Top view)
(5) The slug is internally connected to pins 1, 18, 19 and 36 (GND pins).
Symbol Description PDIP24 SO24 PowerSO36 Unit
R
th(j-pins)
Maximum Thermal Resistance Junction-Pins 18 14 °C/W
R
th(j-case)
Maximum Thermal Resistance Junction-Case 1 °C/W
R
th(j-amb)1
MaximumThermal Resistance Junction-Ambient
(1)
(1) Mounted on a multi-layer FR4 PCB with a dissipating copper surface on the bottom side of 6 cm
2
(with a thickness of 35 µm).
43 51 - °C/W
R
th(j-amb)1
Maximum Thermal Resistance Junction-Ambient
(2)
(2) Mounted on a multi-layer FR4 PCB with a dissipating copper surface on the top side of 6 cm
2
(with a thickness of 35 µm).
--35°C/W
R
th(j-amb)1
MaximumThermal Resistance Junction-Ambient
(3)
(3) Mounted on a multi-layer FR4 PCB with a dissipating copper surface on the top side of 6 cm
2
(with a thickness of 35 µm),
16 via holes and a ground layer.
--15°C/W
R
th(j-amb)2
Maximum Thermal Resistance Junction-Ambient
(4)
(4) Mounted on a multi-layer FR4 PCB without any heat-sinking surface on the board.
58 77 62 °C/W
GND
GND
TACHO
RCPULSE
SENSE
B
EN
FWD/REV
1
3
2
4
5
6
7
8
9
VREF
VBOOT
BRAKE
OUT
3
VS
B
GND
GND19
18
17
16
15
13
14
D01IN1194A
10
11
12
24
23
22
21
20
H
1
DIAG
SENSE
A
RCOFF
OUT
1
VS
A
OUT
2
VCP
H
2
H
3
GND
N.C.
N.C.
VS
A
RCOFF
OUT
1
N.C.
N.C.
N.C.
N.C.
N.C.
TACHO
RCPULSE
N.C.
VS
B
N.C.
N.C.
GND1
3
2
4
13
14
15
16
17
34
33
24
23
22
20
21
19
35
18
36
GND
GND
D01IN1195A
H
1
SENSE
A
DIAG
SENSE
B
EN
FWD/REV
10
11
12
27
26
25
H
3
VREF9
28
OUT
2
H
2
VCP
BRAKE
OUT
3
VBOOT
5
7
8
32
30
29
N.C.
N.C.6
31
PowerSO36
(5)
PowerDIP24/SO24