Datasheet

2
LTC1530
1530fa
ORDER PART
NUMBER
LTC1530CS8
LTC1530CS8-1.9
LTC1530CS8-2.5
LTC1530CS8-2.8
LTC1530CS8-3.3
LTC1530IS8
LTC1530IS8-1.9
LTC1530IS8-2.5
LTC1530IS8-2.8
LTC1530IS8-3.3
S8 PART MARKING
T
JMAX
= 125°C, θ
JA
= 130°C/W
*V
OUT
FOR FIXED VOLTAGE VERSIONS
TOP VIEW
G1
G2
I
FB
I
MAX
PV
CC
GND
S8 PACKAGE
8-LEAD PLASTIC SO
1
2
3
4
8
7
6
5
*V
SENSE
/
V
OUT
COMP
1530
153019
153025
530I28
530I33
1530I
530I19
530I25
(Note 1)
Supply Voltage
PV
CC
........................................................................ 14V
Input Voltage
I
FB
(Note 2) ............................................... PV
CC
+ 0.3V
I
MAX
........................................................ –0.3V to 14V
I
FB
Input Current (Notes 2,3) ............................–100mA
Operating Ambient Temperature Range
LTC1530C ............................................... 0°C to 70°C
LTC1530I............................................ –40°C to 85°C
Maximum Junction Temperature
LTC1530C, LTC1530I ...................................... 125°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
153028
153033
The ● denotes specifications that apply over the full operating temperature
range, otherwise specifications are at T
A
= 25°C. PV
CC
= 12V unless otherwise noted. (Note 3)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
SENSE
Internal Feedback Voltage LTC1530CS8 (Note 4) 1.223 1.235 1.247 V
● 1.216 1.235 1.254 V
V
OUT
Output Voltage LTC1530CS8-1.9 (Note 4) 1.881 1.9 1.919 V
● 1.871 1.9 1.929 V
LTC1530CS8-2.5 (Note 4) 2.475 2.5 2.525 V
● 2.462 2.5 2.538 V
LTC1530CS8-2.8 (Note 4) 2.772 2.8 2.828 V
● 2.758 2.8 2.842 V
LTC1530CS8-3.3 (Note 4) 3.267 3.3 3.333 V
● 3.250 3.3 3.350 V
g
mERR
Error Amplifier Transconductance (Note 5) ● 1.6 2 2.6 millimho
The ● denotes specifications that apply over the full operating temperature range, otherwise specifications are at T
A
= 25°C.
PV
CC
= 12V unless otherwise noted. (Note 3)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
PV
CC
Supply Voltage (Note 6) ● 13.2 V
V
UVLO
Undervoltage Lockout Voltage (Note 7) 3.5 3.75 V
V
SENSE
Internal Feedback Voltage LTC1530IS8 (Note 4) 1.223 1.235 1.247 V
● 1.210 1.235 1.260 V
PACKAGE/ORDER I FOR ATIO
UU
W
ABSOLUTE AXI U RATI GS
WWWU
ELECTRICAL CHARACTERISTICS
Consult LTC Marketing for parts specified with wider operating temperature ranges.