WS3110S8P Просмотр технического описания (PDF) - Shenzhen Winsemi Microelectronics Co., Ltd
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WS3110S8P Datasheet PDF : 8 Pages
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WS3110
Electrical Characteristics(Unless otherwise specified，TA=25℃，VCC=16V)
Supply Voltage (VCC)
symbol
parameter
Test condition
I_VCC_ST
Start up current
VCC=( UVLO_OFF -1)V
I_VCC_OP
Operation Current
Fs w=60KHz
Iq
Static Current
VCC=14V, No switching
UVLO_ON
Turn on threshold Voltage
VCC falling
UVLO_OFF
Turn-off threshold Voltage
VCC rising
VCC_hold
VCC hold voltage
VCC falling
OVP
Over voltage
Threshold
protection
Ramp VCC until no-switching
Start up section (ST)
ST_clamp_be ST clamp before UVLO
Ist=1mA ，VCC=10V
ST_clamp_af
IST_be
IST_af
ST clamp after UVLO
IST before UVLO
IST after UVLO
VCC=14V
ST=14V，VCC=10V
ST=14V，VCC=14V
Error Amplifier Section
V REF
Reference voltage for EA
Comp_clamp Comp low-clamp voltage
Vcom p
Linear operating range
Vth_short
Output short threshold
MULT Section
V M ULT
Linear operating range
ZCD Section
VZCD
Demagnetization threshold
ZCD falling
VZCD_hys
VZCD threshold hysteresis
ZCD risind
ZCD_ovp
LED open-protect threshold
Toff_min
Minimum OFF time
Toff_max
Maximum OFF time
CS Section
Vth_ocp
Circle by circle OCP threshold
TLEB
LEB time
Td
Delay to output
S Section
Rds_on
VCC=7.5V，Ids=1A
Steady, keep you advance
Min Typ Max Unit
40
70
uA
0.6
1.2
mA
0.32 0.6
mA
5.2
5.8
6.5
V
10
11
12
V
7
7.5 8
V
25.8
V
16
17
18
V
14
15
16
V
20
35
uA
35
60
uA
0.294 0.3
1.5
1.5
4.5
0.306 V
V
3.5
V
V
0
2.5
V
0.4
V
0.6
V
5.5
V
4
us
150
us
2.0
V
350
ns
180
ns
0.3
Ω
4/8
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