TDE1897CFP ST Microelectronics, TDE1897CFP Datasheet - Page 4

• Manufacturer Part Number: TDE1897CFP
• Description: 0.5A 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); Minidip pin reference.
TDE1897C - TDE1898C
Figure 1
DIAGNOSTIC TRUTH TABLE
4/12
Normal Operation
Open Load Condition (I
Short to V
Short Circuit to Ground (I
Output DMOS Open
Overtemperature
Supply Undervoltage (V
supply voltage; V
voltage)
Symbol
V
(*) 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 IPS, when the IPS is initially turned on. TDE1897
uses Diag2 to signal such condition, TDE1898 does not.
I
t
t
fsd
fp
rr
fr
T
t
t
t
2-3
2-3
Lim
on
off
2-3
d
H
2-3
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
S
< V
Diagnostic Conditions
sth2
S
o
Parameter
< V
< I
O
in the rising phase of the supply
= I
old
sth1
)
SC
in the falling phase of the
)
(**)
S
= 24V; R
@ I
t = 10ms; d = 20%
I
f
= 625mA di/dt = 25A/ s
TDE1897C
TDE1898C
fsd
L
= 625mA
= 48 ) (*)
Test Condition
(*) Not tested.
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
Typ.
200
150
50
30
Diag1
1
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
Max.
100
100
1.5
20
2
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