UC3844N ON Semiconductor, UC3844N Datasheet - Page 15

• Manufacturer Part Number: UC3844N
• Description: IC CTRLR CURRENT MODE HP 8DIP
• Manufacturer: ON Semiconductor
• Type: High Performance Current Mode Controllersr

Specifications of UC3844N

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 60kHz
• Duty Cycle: 50%
• Voltage - Supply: 11.5 V ~ 25 V
• Buck: No
• Boost: Yes
• Flyback: Yes
• Inverting: Yes
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Frequency-max: 60kHz
• Output Voltage Range: 4.9 V to 5.1 V
• Input Voltage Range: 30 V
• Operating Temperature Range: 0 C to + 70 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: UC3844NOS

SEATING
PLANE
−T−
NOTE 2
SEATING
PLANE
−T−
H
14
1
8
G
1
−A−
D
F
−A−
14 PL
G
0.25 (0.010)
5
4
0.13 (0.005)
D
N
M
7
8
−B−
−B−
T
C
K
M
B
K
T
S
C
P
7 PL
A
A
M
S
0.25 (0.010)
PACKAGE DIMENSIONS
B
R
M
http://onsemi.com
X 45
CASE 751A−03
CASE 626−05
_
M
N SUFFIX
D SUFFIX
SOIC−14
ISSUE G
M
ISSUE L
PDIP−8
B
L
15
M
M
J
J
F
NOTES:
1. DIMENSIONING AND TOLERANCING PER
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
5. DIMENSION D DOES NOT INCLUDE
NOTES:
1. DIMENSION L TO CENTER OF LEAD WHEN
2. PACKAGE CONTOUR OPTIONAL (ROUND OR
3. DIMENSIONING AND TOLERANCING PER ANSI
ANSI Y14.5M, 1982.
MOLD PROTRUSION.
PER SIDE.
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.127
(0.005) TOTAL IN EXCESS OF THE D
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
DIM
A
B
C
D
G
K
M
P
R
F
J
FORMED PARALLEL.
SQUARE CORNERS).
Y14.5M, 1982.
DIM
A
B
C
D
G
H
K
M
N
F
J
L
MILLIMETERS
MIN
8.55
3.80
1.35
0.35
0.40
0.19
0.10
5.80
0.25
1.27 BSC
0
MILLIMETERS
MIN
9.40
6.10
3.94
0.38
1.02
0.76
0.20
2.92
0.76
_
−−−
2.54 BSC
7.62 BSC
MAX
8.75
4.00
1.75
0.49
1.25
0.25
0.25
6.20
0.50
10.16
7
MAX
6.60
4.45
0.51
1.78
1.27
0.30
3.43
1.01
10
_
_
0.337
0.150
0.054
0.014
0.016
0.008
0.004
0.228
0.010
MIN
0.050 BSC
0.370
0.240
0.155
0.015
0.040
0.030
0.008
0.030
0.115
0
INCHES
MIN
−−−
0.100 BSC
0.300 BSC
_
INCHES
0.344
0.157
0.068
0.019
0.049
0.009
0.009
0.244
0.019
MAX
MAX
0.400
0.260
0.175
0.020
0.070
0.050
0.012
0.135
0.040
7
10
_
_