IR21771SPBF International Rectifier, IR21771SPBF Datasheet - Page 3
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IR21771SPBF
Manufacturer Part Number
IR21771SPBF
Description
IC CURRENT SENSE 16SOIC
Manufacturer
International Rectifier
Datasheet
1.IR21771STRPBF.pdf
(16 pages)
Specifications of IR21771SPBF
Function
Current Sense
Voltage - Input
8 ~ 20 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Family Hvic
General Purpose HVICs
Channels
1
Topology
Current Sense
Application
General Purpose / Motor Control
Voffset
600
Over Current Protection
Yes
Package
16 Lead
Part Status
Active & Preferred
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Accuracy
-
Sensing Method
-
Static Electrical Characteristics
V
Pin: V
Symbol
I
I
I
Pin: V
Symbol
V
V
V
V
V
I
I
|V
R
R
Figure 1: Sync input thresholds
3
QBS
QCC
LK
vinp
pu
CC
inmax
inmin
IH
IL
hy
Sync
onOC
octh
, V
|
V
BS
IL
CC
in+
= 15V unless otherwise specified. Temp=27°C; V
, V
, V
Quiescent V
Quiescent V
Offset supply leakage
current
Maximum input voltage before saturation
Minimum input voltage before saturation
Sync Input High threshold
Sync Input Low threshold
Sync Input Hysteresis
V
G0, G1 pull-up Current
Over Current Activation Threshold
SYNC to V
Over Current On Resistance
in+
SS
in-
V
hy
input current
, Sync, G0, G1, OC
, V
B
, V
SS
V
BS
CC
S
internal pull-down
IH
Definition
Definition
supply current
supply current
IR22771
IR21771
SYNC
V
SS
Figure 2: Sync input circuit
Min
Min
300
-18
-20
2.2
0.2
25
in
6
=V
R
sync
in+
- V
-250
Typ
Typ
250
IR22771S/IR21771S(PbF)
in
1
.
Max
Max
470
2.2
0.8
12
75
50
50
-6
-8
6
Schmitt trigger
www.irf.com
Units
Units
mA
mV
mV
mV
mA
µA
µA
kΩ
µA
µA
V
V
Ω
V
V
f
f
f
Conditions
G1, G0 = V
Conditions
See Figure 1
See Figure 1
See Figure 1
See Figure 3
sync
B
sync
sync
@ I = 2mA
V
= V
B
1200V
20kHz
20kHz
20kHz
= 4kHz to
Test
Test
= 10kHz,
= 10kHz,
= V
5V
S
= 600V
S
=
B
-