參數(shù)資料
型號(hào)： IR21571S
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(yè)數(shù)： 5/17頁(yè)
文件大?。?/td> 234K
代理商： IR21571S
IR21571
(S)
www.irf.com
5
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
C unless otherwise specified.
RUN
Characteristics
Symbol Definition
Min.
Typ.
Max. Units Test Conditions
μ
A
50
mV
I
RUNLK
Open circuit RUN lead leakage current
V
RUNFLT
Fault-mode RUN lead voltage
—
—
0.01
0
0.1
V
RUN
= 5V
SD = 5V, CS = 2V,
or Tj > TSD
Symbol Definition
VOL
Low-level output voltage
V
OH
High level output voltage
tr
Turn-on rise time
tf
Turn-off fall time
Min.
—
—
55
35
Typ.
0
0
85
45
Max. Units Test Conditions
100
100
150
100
Io = 0
V
BIAS
- V
O,
Io = 0
Gate Driver Output Characteristics
mV
nsec
Note 4:
When the IC senses an overtemperature condition (Tj > 160oC), the IC is latched off. In order to reset this
Fault Latch, the SD lead must be cycled high and then low, or the V
CC
supply to the IC must be cycled below
the falling undervoltage lockout threshold (V
CCUV-
).
Protection Circuitry Characteristics
Symbol Definition
V
SD+
Rising shutdown lead threshold voltage
V
SDHYS
Shutdown pin threshold hysteresis
V
CS+
Over-current sense threshold voltage 0.99 1.10 1.21
V
CS-
Under-current sense threshold voltage 0.15 0.2 0.35
T
CS
Over-current sense propogation delay 100 250
V
DC+
Low V
BUS
/rectified line input upper threshold
V
DC-
Low V
BUS
/rectified line input lower threshold
T
SD
Thermal shutdown junction temperature
Min.
1.9
Typ.
2.1
Max. Units Test Conditions
2.3
V
200
mV
100 150
400
5.6
3.3
170
nsec Delay from CS to LO
5.0 5.20
2.85 3.3
150 160
o
C
Note 4
V
V
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