參數(shù)資料
型號(hào)： UC3842BVD1R2
英文描述： I2C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR
中文描述： 模擬IC
文件頁數(shù)： 2/20頁
文件大小： 296K
代理商： UC3842BVD1R2
UC3842B, UC3843B, UC2842B, UC2843B, NCV3843BV
http://onsemi.com
2
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Bias and Driver Voltages (Zero Series Impedance, see also Total Device spec)
V
CC
, V
C
30
V
Total Power Supply and Zener Current
(I
CC
+ I
Z
)
I
O
W
30
mA
Output Current, Source or Sink (Note 1)
1.0
A
μ
J
V
Output Energy (Capacitive Load per Cycle)
5.0
Current Sense and Voltage Feedback Inputs
V
in
I
O
– 0.3 to + 5.5
Error Amp Output Sink Current
10
mA
Power Dissipation and Thermal Characteristics
D Suffix, Plastic Package, SO–14 Case 751A
Maximum Power Dissipation @ T
A
= 25
°
C
Thermal Resistance, Junction–to–Air
D1 Suffix, Plastic Package, SO–8 Case 751
Maximum Power Dissipation @ T
A
= 25
°
C
Thermal Resistance, Junction–to–Air
N Suffix, Plastic Package, Case 626
Maximum Power Dissipation @ T
A
= 25
°
C
Thermal Resistance, Junction–to–Air
P
D
R
θ
JA
P
D
R
θ
JA
P
D
R
θ
JA
T
J
T
A
862
145
702
178
1.25
100
mW
°
C/W
mW
°
C/W
W
°
C/W
°
C
°
C
Operating Junction Temperature
+150
Operating Ambient Temperature
UC3842B, UC3843B
UC2842B, UC2843B
UC3842BV, UC3843BV, NCV3843BV
Storage Temperature Range
0 to + 70
– 25 to + 85
–40 to +105
– 65 to +150
T
stg
°
C
ELECTRICAL CHARACTERISTICS
(V
CC
= 15 V [Note 2], R
T
= 10 k, C
T
= 3.3 nF. For typical values T
A
= 25
°
C, for min/max values
T
A
is the operating ambient temperature range that applies [Note 3], unless otherwise noted.)
UC284XB
UC384XB, XBV
Characteristics
Symbol
Min
Typ
Max
Min
Typ
Max
Unit
REFERENCE SECTION
Reference Output Voltage (I
O
= 1.0 mA, T
J
= 25
°
C)
Line Regulation (V
CC
= 12 V to 25 V)
Load Regulation (I
O
= 1.0 mA to 20 mA)
Temperature Stability
V
ref
Reg
line
Reg
load
T
S
V
ref
V
n
S
4.95
5.0
5.05
4.9
5.0
5.1
V
–
2.0
20
–
2.0
20
mV
–
3.0
25
–
3.0
25
mV
mV/
°
C
V
μ
V
mV
–
0.2
–
–
0.2
–
Total Output Variation over Line, Load, and Temperature
Output Noise Voltage (f = 10 Hz to 10 kHz, T
J
= 25
°
C)
Long Term Stability (T
A
= 125
°
C for 1000 Hours)
Output Short Circuit Current
4.9
–
5.1
4.82
–
5.18
–
50
–
–
50
–
–
5.0
–
–
5.0
–
I
SC
– 30
– 85
–180
– 30
– 85
–180
mA
OSCILLATOR SECTION
Frequency
T
J
= 25
°
C
T
A
= T
low
to T
high
T
J
= 25
°
C (R
T
= 6.2 k, C
T
= 1.0 nF)
Frequency Change with Voltage (V
CC
= 12 V to 25 V)
Frequency Change with Temperature, T
A
= T
low
to T
high
Oscillator Voltage Swing (Peak–to–Peak)
f
OSC
49
48
225
–
52
–
250
0.2
55
56
275
1.0
49
48
225
–
52
–
250
0.2
55
56
275
1.0
kHz
f
OSC
/
V
f
OSC
/
T
V
OSC
I
dischg
%
–
1.0
–
–
0.5
–
%
–
1.6
–
–
1.6
–
V
Discharge Current (V
OSC
= 2.0 V)
T
J
= 25
°
C
T
A
= T
low
to T
high
(UC284XB, UC384XB)
T
A
= T
low
to T
high
(UC384XBV)
1. Maximum Package power dissipation limits must be observed.
2. Adjust V
CC
above the Startup threshold before setting to 15 V.
3. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
T
low
= 0
°
C for UC3842B, UC3843B; –25
°
C for UC2842B, UC2843B; –40
°
C for UC3842BV, UC3843BV
T
high
= +70
°
C for UC3842B, UC3843B; +85
°
C for UC2842B, UC2843B; +105
°
C for UC3842BV, UC3843BV
NCV3843BV: T
low
= –40
°
C, T
high
= +105
°
C. Guaranteed by design. NCV prefix is for automotive and other applications requiring site and
change control.
7.8
7.5
–
8.3
–
–
8.8
8.8
–
7.8
7.6
7.2
8.3
–
–
8.8
8.8
8.8
mA
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