IR21531 International Rectifier, IR21531 Datasheet - Page 4

• Manufacturer Part Number: IR21531
• Description: IC DRVR HALF BRDG SELF-OSC 8-DIP
• Manufacturer: International Rectifier

Specifications of IR21531

• Configuration: Half Bridge
• Input Type: Self Oscillating
• Current - Peak: 250mA
• Number Of Configurations: 1
• Number Of Outputs: 2
• High Side Voltage - Max (bootstrap): 600V
• Voltage - Supply: 10 V ~ 20 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Delay Time: -
• Other names: *IR21531

IR21531(D)(S) & (PbF)
Electrical Characteristics
V
parameters are referenced to COM. The V
respective output leads: HO or LO.
Symbol Definition
Symbol Definition
V
V
V
Low Voltage Supply Characteristics
I
Floating Supply Characteristics
Oscillator I/O Characteristics
I
I
V
V
V
V
Symbol Definition
V
f osc
V
V
V
I
V
d
I
I
V
CTUV
QCC
I
CT
BIAS
QCCUV
QBSUV
QBS
LK
CT+
CTSD
RT+
RTUV
RTSD
CT-
RT-
CCUV+
CCUV-
CCUVH
CLAMP
BSMIN
4
F
(V
CC
R
C
, V
Oscillator frequency
High-level R
UV-mode C
Upper C
Lower C
C
Low-level R
UV-mode R
SD-Mode R
Quiescent VBS supply current
Minimum required V
functionality from R
Offset supply leakage current
Bootstrap diode forward voltage (IR21531D)
Rising V
Falling V
V
Micropower startup V
Quiescent V
V
Micropower startup V
T
T
T
CC
CC
BS
pin duty cycle
pin current
voltage shutdown threshold
) = 12V, C
undervoltage lockout Hysteresis
zener clamp voltage
T
T
CC
CC
ramp voltage threshold
ramp voltage threshold
T
T
T
T
T
undervoltage lockout threshold
undervoltage lockout threshold
CC
output voltage
output voltage, V
pin pulldown current
output voltage
output voltage, V
L
supply current
= 1000 pF, C
T
BS
to HO
CC
BS
voltage for proper
supply current
supply current
CC
T
CC
O
= 1 nF and T
and I
- V
- V
RT
RT
O
parameters are referenced to COM and are applicable to the
A
= 25°C unless otherwise specified. The V
Min.
Min.
Min.
14.4
19.4
0.30
8.1
7.2
0.5
1.8
94
48
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0.5
—
Typ.
0.001
Typ.
Typ.
15.6
100
0.70
100
100
500
50
10
10
10
1.0
20
8.0
4.0
10
4.0
2.1
9.0
8.0
0
75
30
—
—
0
Max.
Max. Units Test Conditions
Max.
16.8
150
950
20.6
106
1.5
9.9
8.8
52
1.0
1.2
—
—
2.4
50
300
50
300
100
50
300
5.0
10
50
50
1.0
Units Test Conditions
Units Test Conditions
kHz
mV
%
uA
mA
V
V
V
V
V
A
A
A
V
IN
CC
V
I
R
R
fo < 100kHz
V
I
I
I
I
V
I
V
I
V
, V
V
V
I
CC
RT
RT
RT
RT
RT
RT
F
CC
CC
CC
CT
CT
T
T
CC
B
=V
= 250mA
TH
= 36.9k
= 7.43k
= V
= 100 A
= 1mA
= 100 A
= 1mA
= 100 A,
= 1mA,
= 5mA
= 0V
= 0V
= 7V
CCUV+
and I
V
V
www.irf.com
V
S
CCUV
CCUV
CCUV
= 600V
IN
+ 0.1V
-
-
-