參數(shù)資料
型號: IR21571
廠商: International Rectifier
英文描述: FULLY INTEGRATED BALLAST CONTROL IC
中文描述: 完全集成的鎮(zhèn)流器控制IC
文件頁數(shù): 4/17頁
文件大小: 234K
代理商: IR21571
IR21571
(S)
4
www.irf.com
Floating Supply Characteristics
Symbol Definition
Min. Typ. Max. Units Test Conditions
I
QBS0
I
QBS1
I
LK
Offset supply leakage current
Quiescent V
BS
supply current
Quiescent V
BS
supply current
0
5
0
35
50
15
65
μ
A
V
HO
= V
S
V
HO
= V
B
V
B
= V
S
= 600V
μ
A
Electrical Characteristics (cont.)
V
CC
= V
BS
= V
BIAS
= 14V +/- 0.25V, R
T
= 40.0k
, C
T
= 470 pF, RPH and RUN leads no connection, V
CPH
= 0.0V,
R
DT
= 6.1k
, R
OC
= 20.0k
,
V
CS
= 0.5V, V
SD
= 0.0V, C
L
= 1000pF, T
A
= 25
o
C unless otherwise specified.
RPH
Characteristics
Symbol Definition
I
RPHLK
Open circuit RPH lead leakage current
V
RPHFLT
Fault-mode RPH lead voltage
Min.
Typ.
0.01
0
Max. Units Test Conditions
0.1
μ
A V
RPH
= 5V,V
RPH
= 6V
50
mV
SD = 5V, CS = 2V,
or Tj > TSD
Oscillator I/O Characteristics
Symbol Definition
Min.
Typ.
Max. Units Test Conditions
fosc
Oscillator frequency
45.5
48
50.5
T
= 16.9k
, R
DT
=
6.1k
, C
T
=470pF
%
d
V
CT+
V
CT-
V
CTFLT
Fault-mode C
T
lead voltage
Oscillator duty cycle
Upper C
T
ramp voltage threshold
Lower C
T
ramp voltage threshold
49.5
3.7
1.85
50
4.0
2.0
0
50.5
4.3
2.15
50
mV
SD = 5V, CS = 2V,
or Tj > TSD
V
RT
R
T
lead voltage
V
RTFLT
Fault-mode R
T
lead voltage
1.85
2.0
0
2.15
50
V
mV
SD = 5V, CS = 2V,
or Tj > TSD
tdlo
tdho
LO output deadtime
HO output deadtime
2
2
2.3
2.3
2.5
2.5
R
μ
sec
V
Symbol Definition
I
CPH
CPH lead charging current
V
CPHIGN
CPH lead lgnition mode threshold voltage
V
CPHRUN
CPH lead run mode threshold voltage
V
CPHCLMP
CPH lead clamp voltage
V
CPHFLT
Fault-mode CPH lead voltage
Min.
0.72
3.7
4.7 5.15
9.0
Typ.
0.85
4.0
Max. Units Test Conditions
0.98
μ
A
4.3
5.45
9.5 10.5
0 300
mV
V
CPH
= 5.3V
I
CPH
= 1mA
SD = 5V, CS = 2V,
or Tj > TSD
Preheat Characteristics
V
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