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US1602G-S08-R bảng dữ liệu(PDF) 3 Page - Unisonic Technologies

tên linh kiện US1602G-S08-R
Giải thích chi tiết về linh kiện  HIGH PERFORMANCE CURRENT MODE POWER SWITCH
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nhà sản xuất  UTC [Unisonic Technologies]
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US1602
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
3 of 10
www.unisonic.com.tw
QW-R119.021.F
ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
33
V
Input Voltage to FB Pin
VFB
-0.3 ~ 6.5
V
Input Voltage to CS Pin
VCS
-0.3 ~ 6.5
V
Junction Temperature
TJ
+150
°C
Operating Temperature
TOPR
-40 ~ +125
°C
Storage Temperature
TSTG
-50 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
OPERATING RANGE
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
10 ~ 24
V
VCC-G Pin Series Resistor
VCC_GR
51~1000
Ω
Open Frame Output Power for 85~264VAC
PO_MAX
15
W
ELECTRICAL CHARACTERISTICS (TA＝25°C, VCC=15V, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY SECTION
Start Up Current
IST
VCC = VTHD(ON)-1V
2
15
μA
Supply Current with Switch
IOP
VFB= 3.5V
3
5.5
mA
VDD Zener Clamp Voltage
vCLAMP
IVDD=20mA
29
31
33
V
UNDER-VOLTAGE LOCKOUT SECTION
Start Threshold Voltage
VTHD(ON)
18
20
22
V
Min. Operating Voltage
VCC(MIN)
6.5
8
9.5
V
CONTROL SECTION
Feedback Source Current
IFB
VFB=0
240
uA
VFB Open Loop Voltage Level
VFB_Open
5.4
V
Burst-Mode Out FB Voltage
VFB(OUT) VCS =0
1.42
V
Burst-Mode Enter FB Voltage
VFB(IN)
VCS =0
1.35
V
Normal Initial
VFB = 3.5V
60
65
70
kHz
Switching
Frequency
Burst mode base frequecy
F(SW)
20
kHz
Duty Cycle
DMAX
VFB=3.5V, VCS=0
70
80
90
%
Frequency Hopping
FJ(SW)
-9
+9
%
Frequency Variation VS VCC Deviation
FDV
VCC=10 to 20V
10
%
Frequency Variation VS Temperature
Deviation
FDT
T=-40 to 110°C
10
%
Soft-Start Time
TSOFTS
5
ms
PROTECTION SECTION
OVP Threshold
VOVP
VFB=3.5V
25
26
27
V
OLP Threshold
VFB(OLP) VCS=0
4.2
V
Delay Time Of OLP
TD-OLP
60
88
120
ms
OTP Threshold
T(THR)
150
°C
CURRENT LIMITING SECTION
Leading Edge Blanking Time
tLEB
200
350
550
nS
Peak Current Limitation
VSENSE-H VFB=3.9V
0.92
V
Threshold Voltage For Valley
VSENSE-L VFB=3.9V
0.73
0.79
0.85
V



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