UC2842AD ON Semiconductor, UC2842AD Datasheet - Page 5
![Other Power Management 52kHz 1A Current PWM](/photos/16/10/161082/soic-14_sml.jpg)
UC2842AD
Manufacturer Part Number
UC2842AD
Description
Other Power Management 52kHz 1A Current PWM
Manufacturer
ON Semiconductor
Type
High Performance Current Mode Controllersr
Datasheet
1.UC3843AN2.pdf
(18 pages)
Specifications of UC2842AD
Output Voltage Range
4.95 V to 5.05 V
Input Voltage Range
30 V
Operating Temperature Range
- 25 C to + 85 C
Mounting Style
SMD/SMT
Package / Case
SOIC-14
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
UC2842AD
Manufacturer:
TI
Quantity:
20 000
Company:
Part Number:
UC2842AD8
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TI
Quantity:
13 178
Part Number:
UC2842AD8
Manufacturer:
TI/德州仪器
Quantity:
20 000
Company:
Part Number:
UC2842AD8TR
Manufacturer:
VISHAY
Quantity:
30 000
Part Number:
UC2842AD8TR
Manufacturer:
TI/德州仪器
Quantity:
20 000
Company:
Part Number:
UC2842AD8TRG4
Manufacturer:
TI
Quantity:
14 033
Part Number:
UC2842ADR
Manufacturer:
UC/TI
Quantity:
20 000
Part Number:
UC2842ADTR
Manufacturer:
TI/德州仪器
Quantity:
20 000
2.55 V
2.45 V
2.5 V
8.0
5.0
2.0
0.8
9.0
8.5
8.0
7.5
7.0
80
50
20
10 k
−55
V
T
A
CC
= 25°C
Figure 4. Oscillator Discharge Current
= 15 V
−25
20 k
Figure 6. Error Amp Small Signal
Figure 2. Timing Resistor versus
f
OSC
T
A
, AMBIENT TEMPERATURE (°C)
, OSCILLATOR FREQUENCY (Hz)
Oscillator Frequency
0
Transient Response
versus Temperature
50 k
0.5 ms/DIV
25
100 k
UC3842A, UC3843A, UC2842A, UC2843A
50
200 k
75
V
A
T
V
V
V
A
CC
CC
OSC
= −1.0
= 25°C
500 k
= 15 V
= 15 V
100
= 2.0 V
http://onsemi.com
1.0 M
125
5
3.0 V
2.5 V
2.0 V
100
100
5.0
2.0
1.0
50
20
10
90
80
70
60
50
40
800
10 k
I
dischg
V
T
A
CC
V
C
T
1.0 k
= 25°C
A
CC
T
Figure 5. Maximum Output Duty Cycle
= 15 V
= 25°C
= 3.3 nF
Figure 7. Error Amp Large Signal
20 k
= 7.2 mA
Figure 3. Output Deadtime versus
= 15 V
I
dischg
f
OSC
versus Timing Resistor
Transient Response
= 9.5 mA
Oscillator Frequency
, OSCILLATOR FREQUENCY (Hz)
R
T
50 k
, TIMING RESISTOR (W)
2.0 k
0.1 ms/DIV
100 k
3.0 k
200 k
4.0 k
V
A
T
A
V
CC
500 k
= −1.0
= 25°C
= 15 V
6.0 k
1.0 M
8.0 k