KB3301 Просмотр технического описания (PDF) - Kingbor Technology Co
Номер в каталоге
Компоненты Описание
Список матч
KB3301 Datasheet PDF : 5 Pages
| |||
KB3301
ABSOLUTE MAXIMUM RATINGS (Ta=25㷄䋩
Paramenter
Supply Voltage
LX Pin Switch Voltage
Other I/O Pin Voltages
Lx Pin Switch Current
EXT Pin Driver Current
Package Thermal Resistance SOT-26
SOT-89-5
Operating Junction Temperature
Storage Temperature Range
Symbol
Vin
㪭㪣㪯
㪭㫊㫊
㪠㪣㪯
㪠㪜㪯㪫
Pd
Tj
㪫㫊㫋㪾
Ratings
Unit
- 0.3V 䌾 7V
V
- 0.3 䌾 (VDD + 0.8V) V
- 0.3V 䌾 (VDD + 0.3V) V
2.5
A
200
mA
145
㷄/W
45
㷄/W
125
㷄
- 65 ~ +150
㷄
ELECTRICAL CHARACTERISTICS
(Vin =1.5V, VDD=3.3V, I=0, Ta = 25ć, unless otherwise spec
Parameter
Start-UP Voltage
Operating VDD Range
No Load Current I (VIN)
Switch-off Current I (VDD)
Shutdown Current I (VIN)
Feedback Reference Voltage
Switching Frequency
Maximum Duty
LX ON Resistance
Current Limit Setting
EXT ON Resistance to VDD
EXT ON Resistance to GND
Line Regulation
Load Regulation
CE Pin Trip Level
Temperature Stability for Vout
Thermal Shutdown
Thermal Shutdown Hysterises
Symbol
VST
VDD
INO LOAD
ISWITCH OFF
IOFF
VREF
FS
DMAX
ILIMIT
ƸVLINE
ƸVLOAD
TS
TSD
ƸTSD
Test Conditions
IL = 1mA
VDD pin voltage
VIN = 1.5V, VOUT = 3.3V
VIN = 6V
CE Pin = 0V, VIN = 4.5V
Close Loop, VDD = 3.3V
VDD = 3.3V
VDD = 3.3V
VDD = 3.3V
VDD = 3.3V
VDD = 3.3V
VDD = 3.3V
VIN = 1.5 ~ 2.5V, IL = 1mA
VIN = 2.5V, IL = 1 ~ 100mA
VDD = 3.3V
Min
--
2
--
--
--
1.225
--
--
--
--
--
--
--
--
0.4
--
--
--
Typ
0.80
--
75
14
0.01
1.25
500
95
0.3
2
5
5
10
0.25
0.8
50
165
10
Max
0.85
6.5
--
--
1
1.275
--
--
--
--
--
--
--
--
1.2
--
--
--
Units
V
V
µA
µA
µA
V
KHz
%
Ω
A
Ω
Ω
mV/V
mV/mA
V
ppm/ć
ć
ć
* Note: The CE pin shall be tied to VDD pin and inhibit to act the ON/OFF state whenever the VDD pin voltage
may reach to 5.5V or above.
P3 / 5
Share Link: 