L6227Q STMicroelectronics, L6227Q Datasheet - Page 17

• Manufacturer Part Number: L6227Q
• Description: IC DRIVER FULL BRDG PWM 32VFQFPN
• Manufacturer: STMicroelectronics
• Type: H Bridger

Specifications of L6227Q

• 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

L6227Q
Figure 15. Overcurrent protection waveforms
Figure 16. t
BRIDGE
V
I
V
1 . 1 0
1 . 1 0
SOVER
th(OFF)
OCD
V
th(ON)
DISABLE
I
OFF
OFF
EN
V
ON
ON
OUT
1 0 0
1 0 0
DD
3
3
1 0
1 0
1
1
1
1
t
OCD(ON)
versus C
t
EN(FALL)
t
DELAY
EN
R
R
E N
E N
and R
t
= 2 2 0 k Ω
= 2 2 0 k Ω
D(OFF)EN
C
C
E N
E N
EN
1 0
1 0
[n F ]
[n F ]
t
(V
OCD(OFF)
DD
= 5 V)
R
R
E N
E N
V
EN(LOW)
t
t
EN(RISE)
DISABLE
= 1 0 0 k Ω
= 1 0 0 k Ω
t
1 0 0
1 0 0
D(ON)EN
R
R
R
R
R
R
E N
E N
E N
E N
E N
E N
Circuit description
D02IN1400
= 4 7 k Ω
= 4 7 k Ω
= 3 3 k Ω
= 3 3 k Ω
= 1 0 k Ω
= 1 0 k Ω
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