LT1241IN8#PBF Linear Technology, LT1241IN8#PBF Datasheet - Page 3
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LT1241IN8#PBF
Manufacturer Part Number
LT1241IN8#PBF
Description
IC PWM CURRNT MODE HI-SPEED 8DIP
Manufacturer
Linear Technology
Datasheet
1.LT1245IN8.pdf
(16 pages)
Specifications of LT1241IN8#PBF
Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
500kHz
Duty Cycle
48%
Voltage - Supply
8.2 V ~ 25 V
Buck
Yes
Boost
No
Flyback
No
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
Yes
Operating Temperature
-40°C ~ 100°C
Package / Case
8-DIP (0.300", 7.62mm)
Frequency-max
500kHz
Number Of Pwm Outputs
1
On/off Pin
No
Adjustable Output
No
Switching Freq
500KHz
Operating Supply Voltage (max)
25V
Output Current
1A
Synchronous Pin
No
Rise Time
50ns
Fall Time
30ns
Operating Temperature Classification
Industrial
Mounting
Through Hole
Pin Count
8
Package Type
PDIP N
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
The
temperature range.
Note 1: Unless otherwise specified, V
ELECTRICAL C
PARAMETER
Error Amplifier Section
Output Voltage High Level
Output Voltage Low Level
Current Sense Section
Gain
Maximum Current Sense Input Threshold
Power Supply Rejection Ratio
Input Bias Current
Delay to Output
Blanking Time
Blanking Override Voltage
Output Section
Output Low Level
Output High Level
Rise Time
Fall Time
Output Clamp Voltage
Undervoltage Lockout
Start-Up Threshold
Minimum Operating Voltage
Hysteresis
PWM
Maximum Duty Cycle
Minimum Duty Cycle
Total Device
Start-Up Current
Operating Current
LT1241
LT1242/LT1244
LT1243/LT1245
LT1241/LT1243/LT1245
LT1242/LT1244
LT1241
LT1242/LT1244
LT1243/LT1245
LT1241/LT1244/LT1245
LT1242/LT1243
denotes those specifications which apply over the full operating
HARA TERISTICS
CC
= 15V, R
C
CONDITIONS
V
V
V
I
I
I
I
C
C
I
T
T
OUT
OUT
OUT
OUT
O
J
J
PIN2
PIN2
PIN3
L
L
= 1mA
= 25 C
= 25 C
= 1nF, T
= 1.0nF, T
T
= 20mA
= 200mA
= 20mA
= 200mA
= 2.3V, R
= 2.7V, R
< 1.1V
= 10k, C
J
= 25 C
J
T
= 25 C
L
L
= 3.3nF.
= 15k to GND
= 15k to Pin 8
(Notes 1, 2)
Note 2: Low duty cycle pulse techniques are used during test to maintain
junction temperature close to ambient.
11.75
MIN
2.85
0.90
12.0
9.0
7.8
7.0
9.0
1.6
5.5
0.4
15
46
94
5
3.00
1.00
0.25
0.75
TYP
100
170
5.6
0.2
1.5
9.6
8.4
7.6
2.0
6.0
0.8
– 1
70
50
50
30
18
16
10
48
96
0
7
LT1241 Series
MAX
3.15
1.10
19.5
10.2
100
250
1.1
0.4
2.2
9.0
8.2
10
80
60
17
11
10
UNITS
3
V/V
mA
dB
ns
ns
ns
ns
%
%
%
V
V
V
A
V
V
V
V
V
V
V
V
V
V
V
V
V
V
A