參數(shù)資料
型號: Si9114ADY
廠商: Vishay Intertechnology,Inc.
英文描述: High-Frequency Switchmode Controller
中文描述: 高頻開關(guān)控制器
文件頁數(shù): 3/5頁
文件大?。?/td> 80K
代理商: SI9114ADY
Si9114A
Vishay Siliconix
Document Number: 70025
S-42044—Rev. E, 15-Nov-04
www.vishay.com
3
SPECIFICATIONS
Limits
D Suffix
40 to 85 C
Unless Otherwise Specified
V
IN
= 0 V, V
CC
= 10 V
Parameter
Unit
Max
a
Typ
b
Min
a
Test Conditions
Oscillator Disabled
Symbol
Pre-Regulator/Start-Up
Input Leakage Current
+I
IN
I
START
V
PR
V
DELTA
V
HYST
+V
IN
= 200 V, V
CC
+V
IN
= 48 V, t
PW
10 V
1
10
A
Pre-Regulator Start-Up Current
300 s, V
CC
= V
UVLO
+V
IN
= 48 V
8
20
mA
V
CC
Pre-Regulator Voltage
V
PR
V
UVLO
(Turn-On)
Undervoltage Lockout Hysteresis
8.8
9.1
9.4
0.1
0.25
0.7
V
0.18
0.28
0.4
Supply
Supply Current
I
CC
C
LOAD
50 pF
f
OSC
= 100 kHz
f
OSC
= 500 kHz
1.5
2.5
mA
2.2
3.0
Protection
Current Limit Threshold Voltage
Current Limit Delay to Output
c
V
SENSE
t
d
V
SD
t
SD
I
SD
I
SS
V
SS(off)
V
FB
= 0 V, NI = V
REF
V
SENSE
= 1.5 V, See Figure 1
1.15
1.23
1.30
V
77
100
ns
SHUTDOWN Logic Threshold
SHUTDOWN Delay to Latched Output
c
2.8
0.5
V
See Figure 2
0.20
1.0
s
SHUTDOWN Pull-Up Current
V
SD
= 0 V
12
23
30
A
Soft-Start Current
12
23
30
Output Inhibit Voltage
Soft-Start Voltage to Disable Driver Output
1.6
0.5
V
MOSFET Driver
Output High Voltage
V
OH
V
OL
I
OUT
=
10 mA
I
OUT
= 10 mA
V
OUT
= 0 V
V
OUT
= V
CC
9.85
9.9
V
Output Low Voltage
0.05
0.15
Peak Output Current
c
I
SOURCE
I
SINK
400
200
mA
500
1000
Notes
a.
b.
c.
d.
The algebraic convention whereby the most negative value is a minimum and the most positive a maximum.
Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
Guaranteed by design, not subject to production test.
C
STRAY
5 pF on C
OSC
.
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