L6227QTR STMicroelectronics, L6227QTR Datasheet - Page 6

• Manufacturer Part Number: L6227QTR
• Description: IC DVR FULL BRIDGE DUAL 32VFQFPN
• Manufacturer: STMicroelectronics
• Type: H Bridger

Specifications of L6227QTR

• Input Type: Non-Inverting
• Number Of Outputs: 4
• On-state Resistance: 730 mOhm
• Current - Output / Channel: 1.4A
• Current - Peak Output: 2.8A
• Voltage - Supply: 8 V ~ 52 V
• Operating Temperature: -25°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, 32-VFQFPN
• Product: H-Bridge Drivers
• Rise Time: 250 ns
• Fall Time: 250 ns
• Supply Voltage (min): 8 V
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Bridge Type: Full Bridge
• Maximum Turn-on Delay Time: 1900 ns
• Minimum Operating Temperature: - 40 C
• Number Of Drivers: 2
• For Use With: 497-6817 - EVAL BOARD FOR L6227Q
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6863-2; L6227QTR

Pin connection
Table 4.
1. Also connected at the output drain of the over current and thermal protection MOSFET. Therefore, it has to be driven
6/27
1, 21
N°
11
12
13
14
15
16
17
19
20
22
23
24
25
26
27
28
29
30
31
putting in series a resistor with a value in the range of 2.2 kΩ - 180 kΩ, recommended 100 kΩ.
9
SENSE
SENSE
VBOOT
OUT1
VREF
OUT2
OUT2
VREF
OUT1
GND
IN1
IN2
VCP
IN1
IN2
RC
RC
EN
VS
VS
EN
Pin
Pin description
B
B
A
A
B
A
B
B
A
A
B
B
B
A
A
A
B
A
Logic input
Logic input
Power supply
Power supply
Power supply
Power supply
Power output Bridge B output 1.
Power output Bridge B output 2.
Power output Bridge A output 2.
Power output Bridge A output 1.
Analog input
Analog input
Logic input
Logic input
Logic input
Logic input
voltage
RC pin
Supply
Output
RC pin
Type
GND
(1)
(1)
Signal ground terminals.
RC network pin. A parallel RC network connected between this pin and
ground sets the current controller OFF-time of the bridge B.
Bridge B source pin. This pin must be connected to power ground through a
sensing power resistor.
Bridge B input 1
Bridge B input 2
Bridge B current controller reference voltage.
Do not leave this pin open or connect to GND.
Bridge B enable. LOW logic level switches OFF all power MOSFETs of bridge
B. This pin is also connected to the collector of the overcurrent and thermal
protection transistor to implement over current protection.
If not used, it has to be connected to +5 V through a resistor.
Bootstrap voltage needed for driving the upper power MOSFETs of both
bridge A and Bridge B.
Bridge B power supply voltage. It must be connected to the supply voltage
together with pin VS
Bridge A power supply voltage. It must be connected to the supply voltage
together with pin VS
Charge pump oscillator output.
Bridge A enable. LOW logic level switches OFF all power MOSFETs of bridge
A. This pin is also connected to the collector of the overcurrent and thermal
protection transistor to implement over current protection.
If not used, it has to be connected to +5 V through a resistor.
Bridge A current controller reference voltage.
Do not leave this pin open or connect to GND.
Bridge A logic input 1.
Bridge A logic input 2.
Bridge A source pin. This pin must be connected to power ground through a
sensing power resistor.
RC network pin. A parallel RC network connected between this pin and
ground sets the current controller OFF-time of the bridge A.
A
B
.
.
Function
L6227Q