LT1424IS8-9 Linear Technology, LT1424IS8-9 Datasheet - Page 3

• Manufacturer Part Number: LT1424IS8-9
• Description: IC SW REG ISOLATD FLYBCK 9V8SOIC
• Manufacturer: Linear Technology
• Type: Flybackr

Specifications of LT1424IS8-9

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 9V
• Current - Output: 200mA
• Frequency - Switching: 285kHz
• Voltage - Input: 2.8 ~ 20 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: V
from the output voltage because it accounts for output diode drop,
transformer leakage inductance, etc. Nominal output voltage is 9V in the
intended application circuit.
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
SYMBOL
Timing
f
t
t
t
Load Compensation
SYNC Function
ON
ED
EN
REF
is a parameter which is measured at the V
PARAMETER
Switching Frequency
Minimum Switch ON Time
Flyback Enable Delay Time
Minimum Flyback Enable Time
Maximum Switch Duty Cycle
Minimum SYNC Amplitude
Synchronization Range
SYNC Pin Input Resistance
V
REF
/ I
SW
SW
pin. It differs
A
= 25 C. V
CONDITIONS
The
IN
denotes the specifications which apply over the full operating
= 5V, V
Note 3: Feedback amplifier transconductance is R
Note 4: Voltage gain is R
SW
Open, V
C
= 1.4V, unless otherwise specified.
REF
referred.
MIN
240
330
260
170
85
TYP
285
285
200
150
180
1.5
1.5
90
40
REF
referred.
LT1424-9
MAX
300
320
260
450
2.2
sn14249 14249fs
UNITS
3
kHz
kHz
kHz
k
ns
ns
ns
%
V