Datasheet
www.ti.com
Electrical Characteristics
TPL9202
8-CHANNEL RELAY DRIVER
WITH INTEGRATED 5-V LDO AND BROWN-OUT DETECTION
SLIS124D – JUNE 2006 – REVISED FEBRUARY 2008
T
A
= – 40 ° C to 125 ° C, V
IN
= 7 V to 18 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
Supply Voltage and Current
V
IN
(2)
Input voltage 7 18 V
Enable = low, OUT1 – OUT8 = Off 3
I
IN
Input supply current mA
Enable = high, OUT1 – OUT8 = On 5
Logic Inputs (MOSI, NCS, SCLK, and EN1)
V
IL
Logic input low level I
IL
= 100 µ A 0.8 V
V
IH
Logic input high level I
IL
= 100 µ A 2.4 V
Reset ( RST)
V
OL
Low-level logic output I
OL
= 1.6 mA 0.4 V
V
OH
(3)
High-level logic output 5-k Ω pullup to V
CC
V
CC
– 0.8 V
V
H
Disabling reset threshold 5-V regulator ramps up 4.25 4.5 V
V
L
Enabling reset threshold 5-V regulator ramps down 3.3 3.75 V
V
HYS
Threshold hysteresis 0.12 0.5 V
Reset Delay (R
DELAY
)
I
OUT
Output current 18 28 48 µ A
t
DW
Reset delay timer C = 47 nF 3 6 ms
t
UP
Reset capacitor to low level C = 47 nF 45 µ s
Output (OUT1 – OUT8)
V
OL
Output ON I
OUTn
= 150 mA 0.4 0.7 V
I
OH
Output leakage V
OH
= Max of 16.5 V 2 µ A
Regulator Output (5V
OUT
)
I
5VOUT
= 5 mA to 200 mA, V
IN
= 7 V to 18 V,
5V
OUT
Output supply 4.75 5 5.25 V
C
5VOUT
= 1 µ F
Limit output short circuit
I
5Vout
5V
OUT
= 0 V 200 mA
current
Brown-Out (BO) Input
Threshold for brown-out
BOV
thes
V
IN
reduced until BO_OUTZ goes low 1.3 V
detection
Brown-Out Detection Output (BO_OUTZ)
V
OL
Logic level output I
OL
= 100 µ A 0.4 V
V
OH
(3)
Logic level output Pullup to V
CC
V
CC
– 0.8 V
Thermal Shutdown
T
SD
Thermal shutdown 150 ° C
T
HYS
Hysteresis 20 ° C
(1) All typical values are at T
A
= 25 ° C.
(2) There are external high-frequency noise-suppression capacitors and filter capacitors on V
IN
.
(3) V
CC
is the pullup resistor voltage.
6 Submit Documentation Feedback Copyright © 2006 – 2008, Texas Instruments Incorporated
Product Folder Link(s): TPL9202