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參數(shù)資料
| 型號： | 5962-9326103M2A |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.5 A POWER FACTOR CONTROLLER, 118 kHz SWITCHING FREQ-MAX, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁數(shù)： | 2/7頁 |
| 文件大?。?/td> | 188K |
| 代理商： | 5962-9326103M2A |
DIL–16 & SOIC-16
(Top View)
J, N & DW Packages
PACKAGE PIN FUNCTION
FUNCTION
PIN
N/C
1
Gnd
2
PKLMT
3
CA Out
4
ISENSE
5
N/C
6
Mult Out
7
IAC
8
VA Out
9
VRMS
10
N/C
11
VREF
12
ENA
13
VSENSE
14
RSET
15
N/C
16
SS
17
CT
18
VCC
19
GT Drv
20
PLCC-20 & LCC-20
(Top View)
Q & L Packages
CONNECTION DIAGRAMS
Supply Voltage VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22V
GT Drv Current, Continuous . . . . . . . . . . . . . . . . . . . . . . . 0.5A
GT Drv Current, 50% Duty Cycle. . . . . . . . . . . . . . . . . . . . 1.5A
Input Voltage, VSENSE, VRMS . . . . . . . . . . . . . . . . . . . . . . . 11V
Input Voltage, ISENSE, Mult Out . . . . . . . . . . . . . . . . . . . . . 11V
Input Voltage, PKLMT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V
Input Current, RSET, IAC, PKLMT, ENA . . . . . . . . . . . . . . 10mA
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1W
Storage Temperature . . . . . . . . . . . . . . . –65°C to +150°C
Lead Temperature (Soldering, 10 Seconds) . . . . . . . . . +300°C
ABSOLUTE MAXIMUM RATINGS
UC1854A/B
UC2854A/B
UC3854A/B
Note 1: All voltages with respect to Gnd (Pin 1).
Note 2: All currents are positive into the specified terminal.
Note 3: ENA imput is internally clamped to approximately 10V.
Note 4: Consult Unitrode Integrated Circuits databook for
information regarding thermal specifications and limitations of
packages.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
OVERALL
Supply Current, Off
CAO, VAO = 0V, VCC = UVLO - 0.3V
250
400
A
Supply Current, On
12
18
mA
VCC Turn-On Threshold
UC1854A
16
17.5
V
UC1854B
10.5
11.2
V
VCC Turn-Off Threshold
UC1854A / B
9
10
V
VCC Clamp
I(VCC) = ICC(on) + 5mA
18
20
22
V
VOLTAGE AMPLIFIER
Input Voltage
2.9
3.0
3.1
V
VSENSE Bias Current
–500
–25
500
nA
Open Loop Gain
VOUT = 2 to 5V
70
100
dB
VOUT High
ILOAD = –500
A6
V
VOUT Low
ILOAD = 500
A
0.3
0.5
V
Output Short Circuit Current
VOUT = 0V
1.5
3.5
mA
Gain Bandwidth Product
Fin = 100kHz, 10mV p-p, (Note 1)
1
mHz
Unless otherwise stated, VCC=18V, RT=8.2k, CT=1.5nF, PKLMT=1V, VRMS=1.5V,
IAC=100
A, ISENSE=0V, CA Out=3.5V, VA Out=5V, VSENSE=3V, –55oC<TA<125oC
for the UC1854A/B, –40
oC<TA<85oC for the UC2854A/B, and 0oC<TA<70oC for the
UC3854A/B, and TA=TJ.
ELECTRICAL CHARACTERISTICS
2
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