Block and pin connection diagrams TDE1708DFT
4/14
Figure 2. Pin connection diagram (top view)
Note: Lead frame can be connected to ground.
Table 2. Pin functions
Pin N
o
Function
1 Led driver
2 High side output
3 Delay capacitance source
4Ground
5 Input
6 Reg. voltage source
7 Supply voltage
8 Low side output
TDE1708DFT Electrical specifications
5/14
2 Electrical specifications
2.1 Thermal data
2.2 Absolute maximum ratings
Table 3. Thermal data
Symbol Description Value Unit
R
thJA
Thermal resistance junction-ambient. (max) 32
(1)
1. Soldered to a 4 layer board with 4 vias in the pad.
°C/W
R
thJC
Thermal resistance junction-case. (max) 1.2 °C/W
Table 4. Absolute maximum ratings
Symbol Parameter Value Unit
V
S
Supply voltage 50 V
V
S
Supply reverse voltage 50 V
I
o
Output current internally limited A
V
reg
Regulated voltage pin 0 to 7 V
V
delay
Delay cap. source pin 0 to 5 V
V
o
Output dif. voltage 55 V
V
i
Input voltage -10 to 50 V
T
J
Junction operating temperature Internally limited °C
T
stg
Storage temperature range -55 to 150 °C
P
tot
Power dissipation internally limited mW
E
i
Energy inductive load 100 mJ
Electrical specifications TDE1708DFT
6/14
2.3 Electrical characteristics
Table 5. Electrical characteristics
(V
S
= 24 V; T
J
= - 25 to +85 °C unless otherwise specified)
Symbol Parameter Test conditions Min Typ Max Unit
V
s
Supply voltage 6 48 V
I
sr
Supply reverse current V
SR
= –48 V 1.5 mA
I
q
Quiescent current
I
reg
= I
led
= 0; V
i
< 2 V;
V
S
= 6 to 48 V
1.5 mA
I
o
Output current V
s
= 6 to 48 V 250 mA
V
sat
Output voltage drop I
o
= 200 mA 1 1.5 V
I
SCLS
Short circuit current in low side
configuration
0.3 0.4 0.6 A
I
SCHS
Short circuit current in high side
configuration
0.25 0.3 0.40 A
V
cl
Internal voltage clamp I
CL
= 10 mA 55 70 V
I
olk
Output leakage
(Pin 2)
V
i
< 2 V; V
o
= 0 to V
s
(Pin 8)
100
300
100
μA
μA
V
ith
Input voltage threshold 2 3 V
V
ihis
Input threshold hysteresis 300 mV
I
lk
Input current V
i
= 5 V 2 5 μA
V
reg
Regulated output voltage I
reg
< 5 mA 4.5 5 5.5 V
I
scr
Short circuit regulated 6 30 50 mA
I
reg
Output regulator current
V
s
= 35 V
V
s
= 48 V
6
4
mA
mA
I
old
Current source sink led driver Output ON (±)234mA
V
old
Voltage drop led driver I
os
= 2 mA (±) 1.2 1.6 V
Oldlk LED driver (off) Leak. V
i
< 2 V; R
L
< 1 kΩ 10 μA
I
dch
Del. cap. charge current
T
J
= 25 °C
246μA
V
dth
Delay voltage trigger 4 V
T
TSD
Thermal shutdown temperature 180 °C

TDE1708DFT

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Power Switch ICs - Power Distribution Intell. power switch
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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