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参数资料
| 型号： | 5962-9462201Q2A |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | FLUORESCENT LIGHT CONTROLLER, 78 kHz SWITCHING FREQ-MAX, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 7/14页 |
| 文件大小： | 848K |
| 代理商： | 5962-9462201Q2A |
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Reference Section
Output Voltage
TJ=25
°C
2.963
3.000
3.037
V
Overtemp
2.940
3.000
3.060
V
Line Regulation
VCC = 4.75V to 18V
10
mV
Load Regulation
Io=0 to -5mA
10
mV
Oscillator Section
Free Running Freq
TJ=25
°C
576878
kHz
Max Sync Frequency
TJ=25
°C
160
200
240
kHz
Charge Current
VCT = 1.5V
180
200
220
A
Voltage Stability
2%
Temperature Stability
48
%
Zero Detect Threshold
0.46
0.5
0.56
V
Error Amp 1 Section
Input Voltage
VO = 2V
1.445
1.475
1.505
V
Input Bias Current
-0.4
-2
A
Open Loop Gain
VO = 0.5 to 3V
65
90
dB
Output High
VEA(-) = 1.3V
3.1
3.5
3.9
V
Output Low
VEA(-) = 1.7V
0.1
0.2
V
Output Source Current
VEA(-) = 1.3V, Vo = 2V
-350
-500
A
Output Sink Current
VEA(-) = 1.7V, Vo = 2V
10
20
mA
Common Mode Range
0VIN-1V
V
Unity Gain Bandwidth
TJ = 25
°C (Note 4)
1
MHz
Maximum Source Impedance
Note 5
100k
UC1871
UC2871
UC3871
ELECTRICAL CHARACTERISTICS Unless otherwise stated, these parameters apply for TA = -55°C to +125°C for the
UC1871; -25
°C to +85°C for the UC2871; 0°C to +70°C for the UC3871; VCC = 5V,
VC = 15V, VENABLE = 5V, CT = 1nF, Zero Det = 1V.
ABSOLUTE MAXIMUM RATINGS
Analog Inputs . . . . . . . . . . . . . . . . . . . . . . . . .
0.3 to +10V
VCC, VC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +20V
Zero Detect Input Current
High Impedance Source . . . . . . . . . . . . . . . . . . +10mA
Zero Detect
Low Impedance Source. . . . . . . . . . . . . . . . . . . . . +20V
Power Dissipation at TA = 25
°C . . . . . . . . . . . . . . . . . . . 1W
Storage Temperature . . . . . . . . . . . . . . . . -65
°C to +150°C
Lead Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 300
°C
Note 1: Currents are positive into, negative out of the specified ter-
minal.
Note 2: Consult Packaging Section of Databook for thermal
limitations and considerations of package.
DIL-18, SOIC-18 (TOP VIEW)
J or N, DW Package
PACKAGE PIN FUNCTION
FUNCTION
PIN
Gnd
1
B Out
2
A Out
3
VC
4
E/A 1 Comp
5
SS
6
E/A 1(-)
7
N/C
8
CT
9
Zero Detect
10
N/C
11
VREF
12
E/A 2(+)
13
E/A 2(-)
14
E/A 2 Comp
15
VCC
16
Enable
17
Flyback ISENSE
18
D Out
19
C Out
20
PLCC-20 (Top View)
Q Package
CONNECTION DIAGRAMS
2
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