TDE1890 ST Microelectronics, TDE1890 Datasheet - Page 4

• Manufacturer Part Number: TDE1890
• Description: 2A HIGH-SIDE DRIVER INDUSTRIAL INTELLIGENT POWER SWITCH
• Manufacturer: ST Microelectronics

SOURCE DRAIN NDMOS DIODE
THERMAL CHARACTERISTICS
SWITCHING CHARACTERISTICS (V
Note Vil < 0.8V, Vih > 2V @ (V+In > V–In)
TDE1890 - TDE1891
Figure 1
DIAGNOSTIC TRUTH TABLE
(*) According to the intervention of the current limiting block.
(**) A cold lamp filament, or a capacitive load may activate the current limiting circuit of the I PS, when the IPS is initially turned on. TDE1891
4/12
Normal Operation
Open Load Condition (I
Short to V
Short Circuit to Ground (I
Output DMOS Open
Overtemperature
Supply Undervoltage (V
Symbol
uses Diag2 to signal such condition, TDE1890 does not.
Ø Lim
V
T
t
t
I
t
t
t
on
off
fp
fsd
rr
fr
d
H
S
Forward On Voltage
Forward Peak Current
Reverse Recovery Time
Forward Recovery Time
Junction Temp. Protect.
Thermal Hysteresis
Turn on Delay Time
Turn off Delay Time
Input Switching to Diagnostic
Valid
Diagnostic Conditions
o
S
Parameter
< I
O
< V
= I
old
sth2
)
SC
)
)
(**)
S
= 24V; R
@ Ifsd = 2.5A
t = 10ms; d = 20%
If = 2.5A di/dt = 25A/ s
TDE1891
TDE1890
L
= 12 )
Test Condition
Input
H
H
H
H
H
H
H
H
L
L
L
L
L
L
Output
<H (*)
H
H
H
H
H
L
L
L
L
L
L
L
L
L
Min.
135
HIGH
LOW
TRUE
FALSE
Typ.
200
100
150
30
Diag1
1
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
Max.
200
200
1.5
40
6
Diag2
H
H
H
H
H
H
H
H
H
H
L
L
L
L
L
Unit
ns
ns
V
A
C
C
s
s
s