UC3844BNG ON Semiconductor, UC3844BNG Datasheet - Page 17

• Manufacturer Part Number: UC3844BNG
• Description: IC CTLR CURRENT MODE 8-DIP
• Manufacturer: ON Semiconductor
• Type: Pulse Width Modulator Controllerr

Specifications of UC3844BNG

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 275kHz
• 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: 275kHz
• Number Of Pwm Outputs: 1
• On/off Pin: No
• Adjustable Output: No
• Topology: Boost/Flyback
• Switching Freq: 500KHz
• Operating Supply Voltage (max): 30V
• Output Current: 1000A
• Synchronous Pin: No
• Rise Time: 50ns
• Fall Time: 50ns
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 8
• Package Type: PDIP
• Duty Cycle (max): 48 % (Typ)
• Output Voltage: 4.9 V to 5.1 V
• Mounting Style: Through Hole
• Switching Frequency: 500 KHz
• Operating Supply Voltage: 30 V
• Maximum Operating Temperature: 70 C
• Minimum Operating Temperature: 0 C
• Current, Input Bias: -2 μA
• Current, Output: +12 mA (Sink), -1 mA (Source)
• Current, Supply: 30 mA
• Frequency, Oscillator: 250 kHz
• Power Dissipation: 1.25 W
• Regulation, Line: 2 mV
• Regulation, Load: 3 mV
• Regulator Type: DC-DC
• Temperature, Operating, Range: 0 to +70 °C
• Time, Fall: 50 ns
• Time, Rise: 50 ns
• Voltage, Gain: 3 V/V
• Voltage, Input: -0.3 to +5.5 V
• Voltage, Noise: 50 μV
• Voltage, Output: 5 V
• Voltage, Output, High: 13.5 V
• Voltage, Output, Low: 1.6 V
• Voltage, Supply: 36 V
• Voltage, Supply, Rejection Ratio: 70 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: UC3844BNGOS

NOTE 2
SEATING
PLANE
−T−
H
8
1
F
−A−
G
5
4
0.13 (0.005)
D
N
−B−
C
M
K
T
A
M
PACKAGE DIMENSIONS
B
M
http://onsemi.com
CASE 626−05
N SUFFIX
ISSUE L
PDIP−8
L
17
M
J
NOTES:
1. DIMENSION L TO CENTER OF LEAD WHEN
2. PACKAGE CONTOUR OPTIONAL (ROUND OR
3. DIMENSIONING AND TOLERANCING PER ANSI
FORMED PARALLEL.
SQUARE CORNERS).
Y14.5M, 1982.
DIM
A
B
C
D
G
H
K
M
N
F
J
L
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
10.16
MAX
6.60
4.45
0.51
1.78
1.27
0.30
3.43
1.01
10
_
0.370
0.240
0.155
0.015
0.040
0.030
0.008
0.030
0.115
MIN
---
0.100 BSC
0.300 BSC
INCHES
MAX
0.400
0.260
0.175
0.020
0.070
0.050
0.012
0.135
0.040
10
_