IR21771SPBF International Rectifier, IR21771SPBF Datasheet - Page 4
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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
-
Pin: PO
Symbol
V
∆V
∆Tj
∆V
G
∆G
CMRR
PO
V
∆ V
V
PSRR PO PSRR for PO Output
R
Note1: Refer to PO output description for channels definition
4
POs
Polin
thPO
onPO
p
POs
Pos
p
lin
/ ∆Tj
/ ∆Tj PO Linearity Temperature Drift
/
Input offset voltage measured by PWM
output
Input offset voltage temperature drift
∆offset between samples on channel1
and channel2 measured at PO (See
Note1)
PWM Output Gain
PWM Output Gain Temperature Drift
PO Output common mode (V
PO Linearity
PO threshold for OC reset
PO On Resistance
Definition
Figure 3: PO and OC open collector circuit
V
PO
OC
SS
or
S
) rejection
R
ON
Min
-50
-10
-38
0.8
25
-40.5
TBD
TBD
TBD
Typ
0.07
0.2
IR22771S/IR21771S(PbF)
Internal signal
0.2
-42.5
Max
0.2
1.6
20
10
75
m%/V
%/V
%/(V
www.irf.com
Units
µV/°C
%/ºC
%/V
mV
mV
%
Ω
V
*
ºC)
OC active (See
f
V
Ext supply=5V
V
(See Figure 6)
sync
R
Conditions
See Figure 6
See Figure 3
f
f
f
f
V
threshold
CC
sync
sync
sync
sync
V
@ I = 2mA
pull-up
in
Figure 4 )
S
=V
=±250mV
= 4, 20kHz
-V
8,20V
Test
600V
= 10kHz
= 10kHz
= 10kHz
= 10kHz
BS
=500 Ω
SS
=2.75V
=
= 0,