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IR2121 Datasheet PDF : 15 Pages
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IR2121
Dynamic Electrical Characteristics
VBIAS (VCC) = 15V, CL = 3300 pF and TA = 25°C unless otherwise specified. The dynamic electrical characteristics are
defined in Figures 2 through 5.
Symbol
ton
toff
tsd
tr
tf
tcs
terr
Parameter
Definition
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
Figure
7
8
9
10
11
12
13
Min.
—
—
—
—
—
—
—
Value
Typ. Max. Units
150 200
ns
150 190
1.7 2.2 µs
43 60
ns
26 35
0.7 1.2
µs
9.0 12
Test Conditions
CERR = 270 pF
Static Electrical Characteristics
VBIAS (VCC) = 15V and TA = 25°C unless otherwise specified. The VIN, VTH and IIN parameters are referenced to COM.
The VO and IO parameters are referenced to VS .
Symbol
VIH
VIL
VCSTH+
VCSTH-
VOH
VOL
IQCC
IIN+
IIN-
ICS+
ICS-
VCCUV+
VCCUV-
IERR
IERR+
IERR-
IO+
IO-
Parameter
Value
Definition
Figure Min. Typ. Max. Units Test Conditions
Logic “1” Input Voltage
14
Logic “0” Input Voltage
15
CS Input Positive Going Threshold
16
CS Input Negative Going Threshold
17
High Level Output Voltage, VBIAS - VO
18
Low Level Output Voltage, VO
19
Quiescent VCC Supply Current
20
Logic “1” Input Bias Current
21
Logic “0” Input Bias Current
22
“High” CS Bias Current
23
“Low” CS Bias Current
24
VCC Supply Undervoltage Positive Going
25
Threshold
VCC Supply Undervoltage Negative Going 26
Threshold
2.2 —
—
V
VCC = 12V to 18V
—
— 0.8
VCC = 12V to 18V
150 230 320
VCC = 12V to 18V
130 200 260 mV VCC = 12V to 18V
—
— 100
IO = 0A
—
— 100
IO = 0A
—
1.1 2.2 mA VIN = VCS = 0V or 5V
— 4.5 10
VIN = 5V
—
— 1.0
µA
— 4.5 10
VIN = 0V
VCS = 3V or 5V
—
— 1.0
VCS = 0V
8.3 8.9 9.6
V
7.3 8.0 8.7
ERR Timing Charge Current
27
65
100 130 µA VIN = 5V, VCS = 3V
ERR < VERR+
ERR Pull-Up Current
28
8.0 15 —
VIN = 5V, VCS = 3V
mA
ERR > VERR+
ERR Pull-Down Current
29
16 30 —
VIN = 0V
Output High Short Circuit Pulsed Current
30
1.0 1.6 —
VO = 0V, VIN = 5V
PW ≤ 10 µs
A
Output Low Short Circuit Pulsed Current
31
2.0 3.3 —
VO = 15V, VIN = 0V
PW ≤ 10 µs
To Order
CONTROL INTEGRATED CIRCUIT DESIGNERS MANUAL B-93
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