OM9371 International Rectifier Corp., OM9371 Datasheet - Page 5

• Manufacturer Part Number: OM9371
• Description: Full-featured Power Module For Direct Drive Of 3-phase Brushless Dc Motors
• Manufacturer: International Rectifier Corp.

OM9371
SPECIFICATION NOTES:
1. All parameters specified for Ta = 25°C, Vcc = 15Vdc, Rosc = 75K
2. Either ISH or ISL may be driven over the range shown.
3. Bold parameters tested at -55°C, 25°C, 125°C for SFB.
4. Pulse Test: Pulse Width < 300 µSec, Duty Cycle < 2%.
Soft-Start Section
Soft-Start Pull-Up Current
Soft-Start Discharge Current
Soft-Start Reset Threshold Voltage
Tachometer/Brake Section
Tachometer Output High Level
Tachometer Output Low Level
Tachometer On-Time
Tachometer On-Time Variation
Brake/Tach Timing Input Current
Brake/Tach Timing
Threshold Voltage
Brake/Tach Timing
Voltage Hysteresis
Speed Input Threshold Voltage
Speed Input Current
Oscillator Section
Oscillator Frequency
are sourced by (flow from) the pin under test.
PINOUT
Parameter
PIN#
10
12
13
14
15
16
17
18
19
20
21
22
11
1
2
3
4
5
6
7
8
9
Symbol
Voh
Vth
Vth
Vth
Vol
ton
Vh
Iin
Iin
Ip
Id
fo
--
Brake/Tach Timing Input
Overvoltage/Coast Input
Oscillator Timing Input
+5V Reference Output
Tachometer Output
Quad Select Input
Soft-Start Input
EA2 “+” Input
EA1 “+” Input
EA1 “-” Input
EA2 “-” Input
EA2 Output
EA1 Output
PWM Input
H3 Input
H2 Input
H1 Input
NAME
Ground
Isense
VCC
Conditions (Note 1)
V(pin) 18) = 0V
V(pin 18) = 2.5V
Tc o
(Pin 15) 10kΩ to 2.5 V
Tc o
(Pin 15) 10kΩ to 2.5 V
Tc o
V (pin 16) = 0V
Tc o
Tc o
Measured at pin 10
ISH
ISL
Ω
ver operating range
ver operating range
ver operating range
ver operating range
ver operating range
(to Vref), Cosc = 1800 pF, and all Phase Outputs unloaded (Ta ~ Tj). All negative currents shown
2.1 - 5
(Case)
PIN#
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
MIN.
13.5
-4.0
220
-16
0.1
0.1
4.7
0.8
-30
85
(No Connection)
(No Connection)
Phase C Output
Phase C Output
Phase B Output
Phase B Output
Phase A Output
Phase A Output
Direction Input
Motor Return
Motor Return
Speed Input
Source C
Source B
Source B
Source A
Source A
NAME
Vmotor
Vmotor
Vmotor
CSH
CSL
TYP.
0.09
14.8
100
-1.9
257
-10
0.4
0.2
5.0
0.1
1.0
-5
MAX.
20.0
140
290
3.0
0.3
5.3
0.2
1.2
30
-5
Units
kHz
mA
mA
mV
uA
uA
us
%
V
V
V
V
V