參數(shù)資料
型號(hào)： UCCX809-2
廠商： Texas Instruments, Inc.
英文描述： Economy Primary Side Controller
中文描述： 經(jīng)濟(jì)初級(jí)側(cè)控制器
文件頁(yè)數(shù)： 2/11頁(yè)
文件大小： 168K
代理商： UCCX809-2
2
UCC1809-1/-2
UCC2809-1/-2
UCC3809-1/-2
CONNECTION DIAGRAM
Temperature Range
–55°C to +125°C
–40°C to +85°C
0°C to +70°C
Available Packages
J
N, D, P, PW
N, D, P, PW
UCC1809-X
UCC2809-X
UCC3809-X
ELECTRICAL CHARACTERISTICS
: Unless otherwise specified, C
VREF
= 0.47 F, VDD = 12V. T
A
= T
J
.
PARAMETER
Supply Section
VDD Clamp
I
VDD
= 10mA
I
VDD
No Load
I
VDD
Starting
(Note 1)
I
VDD
Standby
UCCx809-1, VDD = Start Threshold - 300mV
UCCx809-2, VDD = Start Threshold - 300mV
Undervoltage Lockout Section
Start Threshold (UCCx809-1)
UVLO Hysteresis (UCCx809-1)
Start Threshold (UCCx809-2)
UVLO Hysteresis (UCCx809-2)
Voltage Reference Section
Output Voltage
I
REF
= 0mA
Line Regulation
VDD = 10V to 15V
Load Regulation
I
REF
= 0mA to 5mA
Comparator Section
I
FB
Output Off
Comparator Threshold
OUT Propagation Delay (No Load)
V
FB
= 0.8V to 1.2V at T
R
= 10ns
TEST CONDITIONS
MIN
TYP
MAX
UNIT
16
17.5
600
110
110
130
19
900
V
μ
A
μ
A
μ
A
μ
A
125
170
9.4
1.65
14.0
6.2
10.4
V
V
V
V
15.6
4.75
5
2
2
5.25
V
mV
mV
–100
0.95
50
nA
V
ns
0.9
1
100
SOIC-8, DIL-8 (Top View)
D, N and J Packages
ABSOLUTE MAXIMUM RATINGS*
VDD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19V
I
VDD
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25mA
I
OUT
(tpw < 1
μ
s and Duty Cycle < 10%). . . . . . . . –0.4A to 0.8A
RT1, RT2, SS . . . . . . . . . . . . . . . . . . . . . . –0.3V to REF + 0.3V
I
REF
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –15mA
Storage Temperature . . . . . . . . . . . . . . . . . . . –65°C to +150°C
Junction Temperature. . . . . . . . . . . . . . . . . . . –55°C to +150°C
Lead Temperature (Soldering, 10 sec.). . . . . . . . . . . . . +300°C
* Values beyond which damage may occur.
All voltages are with respect to ground unless otherwise stated.
Currents are positive into, negative out of the specified termi-
nal. Consult Packaging Section of Databook for thermal limita-
tions and considerations of packages.
UCC
809
–
UVLO OPTION
PACKAGE
TEMPERATURE RANGE
ORDERING INFORMATION
FB
SS
RT1
RT2
REF
VDD
OUT
GND
8
7
6
5
1
2
3
4
TSSOP-8 (Top View)
PW Package
FB
2
1
4
3
7
8
5
6
SS
RT1
RT2
REF
VDD
OUT
GND
MSOP-8 (Top View)
P Package
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