參數(shù)資料
型號(hào)： L6565N
廠商： STMICROELECTRONICS
元件分類： 穩(wěn)壓器
英文描述： 0.7 A SWITCHING CONTROLLER, PDIP8
封裝： MINI, DIP-8
文件頁數(shù)： 11/17頁
文件大?。?/td> 250K
代理商： L6565N
3/17
L6565
THERMAL DATA
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
SO8
Minidip
Unit
Rth j-amb
Max. Thermal Resistance, Junction-to-ambient
150
100
°C/W
Symbol
Pin
Parameter
Value
Unit
IVcc
8ICC + IZ
30
mA
IGD
7
Output Totem Pole Peak Current (2 s)
±700
mA
INV, COMP,
VFF, CS
1, 2, 3 4
Analog Inputs & Outputs
-0.3 to 7
V
IZCD
5
Zero Current Detector
50 (source)
-10 (sink)
mA
Ptot
Power Dissipation @Tamb = 50°C
(Minidip)
(SO8)
1
0.65
W
Tj
Junction Temperature Operating range
-40 to 150
°C
Tstg
Storage Temperature
-55 to 150
°C
ELECTRICAL CHARACTERISTCS
(Tj = -25 to 125°C, VCC = 12V, Co = 1nF; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
SUPPLY VOLTAGE
Vcc
Operating range
After turn-on
10.3
18
VCCOn
Turn-on threshold
12.5
13.5
14.5
V
VCCOff
Turn-off threshold
8.7
9.5
10.3
V
Hys
Hysteresis
3.65
4
4.3
V
VZ
Zener Voltage
Icc = 25 mA
18
20
22
V
SUPPLY CURRENT
Istart-up
Start-up Current
Before turn-on, VCC = 12V
45
70
A
Iq
Quiescent Current
After turn-on
2.3
3.5
mA
ICC
Operating Supply Current
@ 70 kHz
3.5
5
mA
Iq
Quiescent Current
During Hiccup-mode OCP
1.6
3.5
mA
Iq
Quiescent Current
VZCD < VDIS, VCC>VCCOff
1.4
2.1
mA
LINE FEEDFORWARD
IVFF
Input Bias Current
VVFF = 0 to 3 V
-1
A
VVFF
Operating Range
0 to 3
V
K
Gain
VVFF = 1.5V, VCOMP = 4V
0.16
ERROR AMPLIFIER
VINV
Voltage Feedback Input
Threshold
Tamb = 25°C
2.465
2.5
2.535
V
12V < VCC < 18V
2.44
2.56
Line Regulation
Vcc = 12 to 18V
2
5
mV
IINV
Input Bias Current
-0.1
-1
A
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