tda3675t NXP Semiconductors, tda3675t Datasheet - Page 2

• Manufacturer Part Number: tda3675t
• Description: Low Dropout Voltage/quiescent Current 8.5 V Voltage Regulator With Enable
• Manufacturer: NXP Semiconductors

Philips Semiconductors
FEATURES
QUICK REFERENCE DATA
ORDERING INFORMATION
2000 Feb 01
Supply
V
I
Regulator output
V
V
TDA3675T
TDA3675AT
q
Fixed 8.5 V, 100 mA regulator with enable function
Supply voltage range up to 33 V (45 V)
Very low quiescent current of 15 A (typical value)
Very low dropout voltage
High ripple rejection
Very high stability:
– Electrolytic capacitors: Equivalent Series Resistance
– Other capacitors: 100 nF at 200 A
Pin compatible family TDA3672 to TDA3676
Protections:
– Reverse polarity safe (down to 25 V without high
– Negative transient of 50 V (R
P
REG
REG(drop)
Low dropout voltage/quiescent current
8.5 V voltage regulator with enable
NUMBER
SYMBOL
(ESR) < 38
reverse current)
TYPE
supply voltage
quiescent supply current
regulator output voltage
dropout voltage
at I
TDA3675T
TDA3675AT
NAME
REG
SO8
SO8
PARAMETER
25 mA
S
plastic small outline package; 8 leads; body width 3.9 mm
plastic small outline package; 8 leads; body width 3.9 mm
= 10 , t < 100 ms)
I
REG
regulator on
V
V
V
V
P
I(EN)
I(EN)
P
11.5 V
9.5 V
V
0.5 mA
100 mA.
= 14.4 V; I
= 8.0 V; I
P
= 14.4 V;
= 5 V
= 5 V
V
V
CONDITIONS
P
I
2
REG
REG
P
DESCRIPTION
REG
GENERAL DESCRIPTION
The TDA3675 is a fixed 8.5 V voltage regulator with very
low dropout voltage and quiescent current, which operates
over a wide supply voltage range.
The IC is available as:
45 V; I
PACKAGE
22 V; I
= 50 mA
– Able to withstand voltages up to 18 V at the output
– ESD protection for all pins
– DC short-circuit safe to ground and V
– Temperature protection at T
TDA3675T: V
SO8 package (non-automotive)
TDA3675AT: V
SO8 package (automotive).
= 0 mA;
100 mA
(supply line may be short-circuited)
regulator output
REG
REG
= 0.5 mA
= 0.5 mA
P
P
33 V, 40 C
45 V, 40 C
3
3
8.16
8.08
8.08
MIN.
Preliminary specification
j
14.4
14.4
15
8.5
8.5
8.5
0.18
TYP.
> 150 C.
T
amb
T
amb
TDA3675
33
45
30
8.84
8.92
8.92
0.3
+85 C and
MAX.
P
+125 C and
of the
VERSION
SOT96-1
SOT96-1
V
V
V
V
V
V
UNIT
A