參數(shù)資料
型號(hào)： IR3221
廠商： International Rectifier
英文描述： FULLY PROTECTED H-BRIDGE for DC MOTOR
中文描述： 充分保護(hù)H型直流電橋
文件頁(yè)數(shù)： 3/10頁(yè)
文件大?。?/td> 96K
代理商： IR3221
3
IR3221
www.irf.com
Static Electrical Characteristics
T
j
= 25
o
C, V
CC
= 14V unless otherwise specified.
Switching Electrical Characteristics
V
CC
=14V,
Resistive Load =2.8
, R input = 10k
, and T
j
= 25
o
C for each high side switch (unless otherwise specified).
Symbol
Parameter
Min.
Typ.
Max.
Unit
Test Conditions
Rds on @ Tj = 25°C ON state resistance Tj = 25 °C
-
12
16
m
m
V
Vin1,2 = 5 V ; Im1,2 = 5 A
Rds on @ Tj = 150°C ON state resistance Tj = 150 °C
-
20
-
Vin1,2 = 5 V ; Im1,2 = 5 A
Vcc oper.
Operating voltage range
5.5
-
35
V clamp1 (2)
Vcc to M1 (M2) clamp voltage
37
40
48
V
Id = 10 mA see Fig. 1 & 2
Vf1(2)
Body diode 1(2)forward voltage
-
0.9
-
V
Id = 5 A ; Vin1,2 = 0 V
I M1(2) leakage
M1 (M2) output leakage current
-
10
50
μ
A
μ
A
mA
Vm1,2 = 0 V ; Tj = 25 °c
Icc off
Supply current when off
(sleep mode )
-
10
50
Vin1,2 = 0 V, Tj = 25 °c
Icc on
Supply current when on
-
8
-
Vin1 = 5 V
V ih1(2) threshold IN1 (IN2) high threshold voltage
-
2.6
-
V
V il1 (2) threshold IN1 (IN2) low threshold voltage
-
2.0
-
V
I in1(2)
ON state IN1 (IN2) positive current
-
35
-
μ
A
V
Vin1,2 = 5 V
Vccuv+
Vcc UVLO positive going threshold
-
4.5
-
Vccuv-
Vcc UVLO negative going threshold
-
4.2
-
V
Vss +
SS high level threshold
-
4.2
-
V
Vss -
SS low level threshold
-
1.2
-
V
I ss leakage
SS pin leakage current
-
-
10
uA
Symbol
Parameter
Min.
Typ.
Max.
Unit
Test Conditions
td-on
Turn-on delay time
-
5
-
μ
S
μ
S
μ
S
V/
μ
s
mJ
see fig. 3
Tr 1
Rise time to Vout = Vcc - 5 V
-
4
-
see fig. 3
Tr 2
Rise time to Vout = 90% of Vcc
-
65
-
see fig. 3
dV/dt ( on )
Turn-ON dV/dt
-
3
-
see fig. 3
Eon
Turn-ON energy
-
3
-
td-off
Turn-off delay time
-
65
-
μ
S
μ
S
V/
μ
s
mJ
see fig. 4
Tf
Fall time to Vout = 10% of Vcc
-
8
-
see fig. 4
dV/dt ( off )
Turn-OFF dV/dt
-
5
-
see fig. 4
Eoff
Turn-OFF energy
-
0.75
-
IN1(2) Max. Freq.
Max. Frequency on IN1 (IN2 )
-
500
-
Hz
Soft-Start freq.
Soft-Start oscillator frequency
15
20
30
kHz
I g1 (2) Max.
Max. Gate 1 ( Gate 2 ) current
50
-
-
mA
low side driver
Trd
Min. IN1(2) OFF time to reset SS
2.0
-
-
mS
C=3.0 uF,IN1=IN2
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