參數(shù)資料
型號： IR2121
廠商： International Rectifier
英文描述： CURRENT LIMITING LOW SIDE DRIVER
中文描述： 限流低邊驅動器
文件頁數(shù)： 3/15頁
文件大?。?/td> 452K
代理商： IR2121
IR2121
C
ONTROL
I
NTEGRATED
C
IRCUIT
D
ESIGNERS
M
ANUAL
B-93
Parameter
Definition
Value
Typ. Max. Units
150
200
150
190
1.7
2.2
43
60
26
35
0.7
1.2
9.0
12
Symbol
t
on
t
off
t
sd
t
r
t
f
t
cs
t
err
Figure Min.
7
8
9
10
11
12
13
Test Conditions
Turn-On Propagation Delay
Turn-Off Propagation Delay
ERR Shutdown Propagation Delay
Turn-On Rise Time
Turn-Off Fall Time
CS Shutdown Propagation Delay
CS to ERR Pull-Up Propagation Delay
—
—
—
—
—
—
—
μs
C
ERR
= 270 pF
Dynamic Electrical Characteristics
V
BIAS
(V
CC
) = 15V, C
L
= 3300 pF and T
A
= 25°C unless otherwise specified. The dynamic electrical characteristics are
defined in Figures 2 through 5.
Parameter
Definition
Value
Typ. Max. Units
—
—
—
0.8
230
320
200
260
—
100
—
100
1.1
2.2
4.5
10
—
1.0
4.5
10
—
1.0
8.9
9.6
Symbol
V
IH
V
IL
V
CSTH+
V
CSTH-
V
OH
V
OL
I
QCC
I
IN+
I
IN-
I
CS+
I
CS-
V
CCUV+
Figure Min.
14
15
16
17
18
19
20
21
22
23
24
25
Test Conditions
V
CC
= 12V to 18V
V
CC
= 12V to 18V
V
CC
= 12V to 18V
V
CC
= 12V to 18V
I
O
= 0A
I
O
= 0A
V
IN
= V
CS
= 0V or 5V
V
IN
= 5V
V
IN
= 0V
V
CS
= 3V or 5V
V
CS
= 0V
Logic “1” Input Voltage
Logic “0” Input Voltage
CS Input Positive Going Threshold
CS Input Negative Going Threshold
High Level Output Voltage, V
BIAS
- V
O
Low Level Output Voltage, V
O
Quiescent V
CC
Supply Current
Logic “1” Input Bias Current
Logic “0” Input Bias Current
“High” CS Bias Current
“Low” CS Bias Current
V
CC
Supply Undervoltage Positive Going
Threshold
V
CC
Supply Undervoltage Negative Going
Threshold
ERR Timing Charge Current
2.2
—
150
130
—
—
—
—
—
—
—
8.3
mA
V
CCUV-
26
7.3
8.0
8.7
I
ERR
27
65
100
130
V
IN
= 5V, V
CS
= 3V
ERR < V
ERR+
V
IN
= 5V, V
CS
= 3V
ERR > V
ERR+
V
IN
= 0V
V
O
= 0V, V
IN
= 5V
PW
≤
10 μs
V
O
= 15V, V
IN
= 0V
PW
≤
10 μs
I
ERR+
ERR Pull-Up Current
28
8.0
15
—
I
ERR-
I
O+
ERR Pull-Down Current
Output High Short Circuit Pulsed Current
29
30
16
1.0
30
1.6
—
—
I
O-
Output Low Short Circuit Pulsed Current
31
2.0
3.3
—
Static Electrical Characteristics
V
BIAS
(V
CC
) = 15V and T
A
= 25°C unless otherwise specified. The V
IN
, V
TH
and I
IN
parameters are referenced to COM.
The V
O
and I
O
parameters are referenced to V
S
.
ns
ns
μs
V
A
mA
μA
V
μA
mV
To Order
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