Datasheet
2
LT1180A/LT1181A
11801afb
A
U
G
W
A
W
U
W
ARB
S
O
LU
T
EXI T
I
S
Supply Voltage (V
CC
) ................................................ 6V
V
+
........................................................................ 13.2V
V
–
...................................................................... –13.2V
Input Voltage
Driver ........................................................... V
–
to V
+
Receiver ............................................... – 30V to 30V
ON/OFF ................................................. –0.3V to 12V
Output Voltage
Driver ...................................... V
+
– 30V to V
–
+ 30V
Receiver .................................... – 0.3V to V
CC
+ 0.3V
Short-Circuit Duration
V
+
................................................................... 30 sec
V
–
................................................................... 30 sec
Driver Output.............................................. Indefinite
Receiver Output.......................................... Indefinite
Operating Temperature Range
LT1180AI/LT1181AI .......................... – 40°C to 85°C
LT1180AC/LT1181AC ............................. 0°C to 70°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
WU
U
PACKAGE
/
O
RDER I FOR ATIO
ORDER PART
NUMBER
ORDER PART
NUMBER
E
LECTR
IC
AL C CHARA TERIST
ICS
PARAMETER CONDITIONS MIN TYP MAX UNITS
Power Supply Generator
V
+
Output 7.9 V
V
–
Output –7.0 V
Supply Current (V
CC
) (Note 3), T
A
= 25°C913mA
● 16 mA
Supply Current When OFF (V
CC
) Shutdown (Note 4) LT1180A Only ● 110 µA
Supply Rise Time C1 = C2 = C3 = C4 = 0.1µF 0.2 ms
Shutdown to Turn-On LT1180A Only 0.2 ms
ON/OFF Pin Thresholds Input Low Level (Device Shutdown) ● 0.8 1.2 V
Input High Level (Device Enabled) ● 1.6 2.4 V
T
JMAX
= 125°C, θ
JA
= 90°C/W, θ
JC
= 46°C/W (N)
T
JMAX
= 125°C, θ
JA
= 95°C/W, θ
JC
= 27°C/W (SW)
LT1181ACN
LT1181ACSW
LT1181AIN
LT1181AISW
LT1181AMJ
LT1180ACN
LT1180ACSW
LT1180AIN
LT1180AISW
LT1180AMJ
T
JMAX
= 125°C, θ
JA
= 80°C/W, θ
JC
= 36°C/W (N)
T
JMAX
= 125°C, θ
JA
= 90°C/W, θ
JC
= 26°C/W (SW)
1
2
3
4
5
6
7
8
9
TOP VIEW
18
17
16
15
14
13
12
11
10
NC
C1
+
V
+
C1
–
C2
+
C2
–
V
–
TR2 OUT
REC2 IN
N PACKAGE
18-LEAD PDIP
ON/OFF
V
CC
GND
TR1 OUT
REC1 IN
REC1 OUT
TR1 IN
TR2 IN
REC2 OUT
SW PACKAGE
18-LEAD PLASTIC SO (WIDE)
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
C1
+
V
+
C1
–
C2
+
C2
–
V
–
TR2 OUT
REC2 IN
V
CC
GND
TR1 OUT
REC1 IN
REC1 OUT
TR1 IN
TR2 IN
REC2 OUT
N PACKAGE
16-LEAD PDIP
SW PACKAGE
16-LEAD PLASTIC SO (WIDE)
(Note 1)
Consult LTC Marketing for parts specified with wider operating temperature ranges.
J PACKAGE
18-LEAD CERDIP
T
JMAX
= 150°C, θ
JA
= 100°C/W, θ
JC
= 40°C/W (J)
OBSOLETE PACKAGE
Consider N Package for Alternate Source
The ● denotes specifications which apply over the operating temperature
range (0°C ≤ T
A
≤ 70°C for commercial grade, and –40°C ≤ T
A
≤ 85°C for industrial grade. (Note 2)
J PACKAGE
16-LEAD CERDIP
T
JMAX
= 150°C, θ
JA
= 100°C/W, θ
JC
= 40°C/W (J)
OBSOLETE PACKAGE
Consider N Package for Alternate Source