參數(shù)資料
型號： CS5106LSW24
廠商： ZF Electronics Corporation
英文描述： Multi-Feature, Synchronous plus Auxiliary PWM Controller
中文描述： 多特征，加上輔助同步PWM控制器
文件頁數(shù)： 5/12頁
文件大?。?/td> 195K
代理商： CS5106LSW24
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
C
5
Electrical Characteristics: T
J
= -40C to 125C, V
SS
= 9 to 16V, V
5REF
I
LOAD
= 2mA, SYNC
OUT
Free Running, unless other-
wise specified. For All Specs: UVSD=6V, OVSD = 0V, ENABLE = 0V, I
LIM(1,2)
= 0,V
FB(1,2)
= 3V,R
FADJ
= R
DLYSET
= 27.4k.
I
Current Limit Circuits
I
LIM1
Current Limit Threshold
Voltage
I
LIM1
Short Circuit Threshold
Voltage
Adjust I
LIM1
from 1.0V - 1.3V until
GATE1 goes low.
Adjust I
LIM1
from 1.30V - 1.50V until
GATE1 skips 2-cycles with reference
to SYNC
OUT.
Set I
LIM1
=0V. Measure current
out of I
LIM1
lead.
Adjust I
LIM2
from 1.0V - 1.3V until
GATE2 goes low.
Adjust I
LIM2
from 1.30V - 1.50V until
GATE2 skips 2-cycles with reference
to SYNC
OUT
.
Set I
LIM 2
= 0V. Measure current out
of I
LIM2
lead.
1.16
1.24
1.30
V
1.35
1.44
1.51
V
I
LIM1
Input Bias Current
0.50
5.00
μA
I
LIM2
Current Limit
Threshold V
I
LIM2
Short Circuit
Threshold Voltage
1.16
1.24
1.30
V
1.35
1.44
1.51
V
I
LIM2
Input Bias Current
0.50
5.00
μA
I
Voltage Feedback Control
RAMP1 Offset Voltage
V
FB1
=0V. Adjust RAMP1 from 0V - 0.3V
until GATE1 goes low. Measure V
RAMP1
.
Set RAMP1 = 0V. Measure Current
out of RAMP1 lead.
V
FB2
= 0V. Adjust RAMP2 from
0V-3V until GATE2 goes low.
Measure V
RAMP2
.
Set RAMP2 = 0V. Measure Current
out of RAMP2 lead.
Measure input impedance.
Measure Input impedance.
0.08
0.13
0.20
V
RAMP1 Input Bias Current
0.50
5.00
μA
RAMP2 Offset Voltage
0.08
0.13
0.20
V
RAMP2 Input Bias Current
0.50
120.0
120.0
5.00
220.0
220.0
μA
k
k
V
FB1
Input Impedance
V
FB2
Input Impedance
60.0
60.0
I
Gate1,2,2B Output Voltages
GATE1 Low State
V
SS
= 12V. V
CC
= V
SS
- V
DON
PROGRAM = 0V. Measure GATE1
voltage when sinking 1mA.
PROGRAM = 0V. Measure GATE2
voltage when sinking 1mA.
PROGRAM = 0V. Measure GATE2B
voltage when sinking 1mA.
Measure V
CC
- GATE2B voltage
when sourcing 1mA.
Measure V
CC
- GATE2 voltage
when sourcing 1mA.
Measure V
CC
- GATE1 voltage
when sourcing 1mA.
0.15
0.80
V
GATE2 Low State
0.18
0.80
V
GATE2B Low State
0.18
0.80
V
GATE2B High State
1.65
2.00
V
GATE2 High State
1.65
2.00
V
GATE1 High State
1.65
2.00
V
I
Propagation Delays
I
LIM1
Delay to Output GATE1
Measure delay from I
LIM1
going
high to GATE1 going low.
Measure delay from I
LIM2
going
high to GATE2 going low.
80.0
120.0
ns
I
LIM2
Delay to Output GATE2
80.0
100.0
ns
RAMP1 Delay to Output GATE1 Measure delay from RAMP1 going
high to GATE1 going low.
RAMP2 Delay to Output GATE2
high to GATE2 going low.
80.0
115.0
ns
Measure delay from RAMP2 going
80.0
100.0
ns
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