TDA3683_2 © Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet Rev. 02 — 7 October 2005 13 of 31
Philips Semiconductors
TDA3683
Multiple voltage regulator with switch and ignition buffer
Fig 5. Timing diagram of the HOLD output, V
P
and Schmitt trigger and power switch
V
P1
= V
P2
V
P1
= V
P2
MODE
REG4
EN1
REG5
MODE
PSW
18 V
8.9 V
7.0 V
4.0 V
> 1.8 V
> 1.8 V
< 1.3 V
> 1.8 V
< 1.3 V
8.5 V
0 V
load dump
hold output behaviour
REG1
3.3 V
0 V
5.0 V
0 V
16.9 V
7.0 V
4.0 V
16 V
0 V
< 1.3 V
V
P1
= V
P2
EN1
REG4, REG5
or REG6
MODE
T (°C)
PSW
> 22 V
> 9 V
> 1.8 V
< 1.3 V
> 1.8 V
> 2 V
> 150
> 140
< 1.3 V
V
O
(REGx)
HIGH
MID
LOW
16 V
HOLD
load dump
001aaa686
power switch behaviour
V
P
and enable Schmitt trigger
TDA3683_2 © Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet Rev. 02 — 7 October 2005 14 of 31
Philips Semiconductors
TDA3683
Multiple voltage regulator with switch and ignition buffer
8. Limiting values
9. Thermal characteristics
10. Characteristics
Table 5: Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
V
P1
supply voltage 1 operating - 18 V
reverse polarity; non-operating - 18 V
jump start; t 10 minutes - 30 V
load dump protection; t 50 ms; t
r
2.5 ms - 50 V
V
P2
supply voltage 2 operating - 18 V
reverse polarity; non-operating - 18 V
jump start; t 10 minutes - 30 V
load dump protection; t 50 ms; t
r
2.5 ms - 50 V
T
stg
storage temperature non-operating 55 +150 °C
T
amb
ambient temperature operating 40 +85 °C
T
j
junction temperature operating 40 +150 °C
Table 6: Thermal characteristics
Symbol Parameter Conditions Typ Unit
R
th(j-c)
thermal resistance from junction to case 1 K/W
R
th(j-a)
thermal resistance from junction to ambient in free air 40 K/W
Table 7: Characteristics
V
P1
= V
P2
= 14.4 V; T
amb
=25
°
C; R
L
=
∞Ω
; measured in test circuits of Figure 8; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
Supplies
V
P1
supply voltage 1 operating 9 14.4 18 V
regulators 1, 2 and 3 on
[1]
4.0 14.4 50 V
jump start; t 10 minutes - - 30 V
load dump protection;
t 50 ms; t
r
2.5 ms
- - 50 V
V
P2
supply voltage 2 operating 6.5 14.4 18 V
regulators 1, 2 and 3 on 0 - 50 V
jump start; t 10 minutes - - 30 V
load dump protection;
t 50 ms; t
r
2.5 ms
- - 50 V
V
bat(loaddump)
battery overvoltage
shutdown
V
P1
and/or V
P2
18 20 22 V
TDA3683_2 © Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet Rev. 02 — 7 October 2005 15 of 31
Philips Semiconductors
TDA3683
Multiple voltage regulator with switch and ignition buffer
I
q(tot)
total quiescent supply
current
V
EN1
, V
EN2/3
and
V
MODE
< 0.8 V
-5 30 µA
V
MODE
and V
IGNIN
< 0.8 V;
V
EN1
and V
EN2/3
> 2.4 V
- 300 450 µA
V
MODE
and V
IGNIN
< 0.8 V;
V
EN1
> 2.4 V; V
EN2/3
< 0.8 V
- 150 250 µA
V
MODE
and V
IGNIN
< 0.8 V;
V
EN1
< 0.8 V; V
EN2/3
> 2.4 V
- 225 325 µA
Schmitt trigger for power supply (regulators 4, 5, 6, 7 and power switch)
V
th(r)
rising threshold voltage V
P1
and V
P2
rising 6.5 7.0 7.5 V
V
th(f)
falling threshold voltage V
P1
and V
P2
falling 4.0 4.5 5.0 V
V
hys
hysteresis voltage - 2.5 - V
Schmitt trigger for enable (EN1, EN2/3) and MODE inputs
V
th(r)
rising threshold voltage 1.4 1.8 2.4 V
V
th(f)
falling threshold voltage 0.9 1.3 1.9 V
V
hys
hysteresis voltage I
REGx
=I
PSW
=1mA - 0.5 - V
I
LI
input leakage current V
ENx/MODE
=5V 1 5 20 µA
Reset trigger level of regulator 1
V
th(r)
rising threshold voltage V
P1
and V
P2
rising;
I
REG1
=50mA
[2]
4.43 V
REG1
0.15 V
REG1
0.1 V
V
th(f)
falling threshold voltage V
P1
and V
P2
falling;
I
REG1
=50mA
[2]
4.4 V
REG1
0.25 V
REG1
0.13 V
Reset trigger level of regulator 2
V
th(r)
rising threshold voltage V
P1
and V
P2
rising;
I
REG2
=50mA
[2]
3.03 V
REG2
0.15 V
REG2
0.1 V
V
th(f)
falling threshold voltage V
P1
and V
P2
falling;
I
REG2
=50mA
[2]
3.0 V
REG2
0.25 V
REG2
0.13 V
Reset trigger level of regulator 3
V
th(r)
rising threshold voltage V
P1
and V
P2
rising;
I
REG3
=50mA
[2]
1.75 V
REG3
0.10 V
REG3
0.08 V
V
th(f)
falling threshold voltage V
P1
and V
P2
falling;
I
REG3
=50mA
[2]
1.72 V
REG3
0.15 V
REG3
0.10 V
Schmitt triggers for HOLD output
V
th(r)(REG4)
rising threshold voltage
of regulator 4
V
P1
and V
P2
rising
[2]
-V
REG4
0.15 V
REG4
0.075 V
V
th(f)(REG4)
falling threshold voltage
of regulator 4
V
P1
and V
P2
falling
[2]
7.9 V
REG4
0.35 - V
V
hys(REG4)
hysteresis voltage due
to regulator 4
- 0.2 - V
V
th(r)(REG5)
rising threshold voltage
of regulator 5
V
P1
and V
P2
rising
[2]
-V
REG5
0.15 V
REG5
0.075 V
V
th(f)(REG5)
falling threshold voltage
of regulator 5
V
P1
and V
P2
falling
[2]
4.3 V
REG5
0.35 - V
Table 7: Characteristics
…continued
V
P1
= V
P2
= 14.4 V; T
amb
=25
°
C; R
L
=
∞Ω
; measured in test circuits of Figure 8; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit

TDA3683J/N2S,112

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
Linear Voltage Regulators MULT VLTG REGULATOR SWITCH/IGNITION BUFF
Lifecycle:
New from this manufacturer.
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