参数资料
型号: KIT33886DHEVB
厂商: Freescale Semiconductor
文件页数: 10/28页
文件大小: 0K
描述: KIT EVAL FOR MC33886 H-BRIDGE
标准包装: 1
主要目的: 电源管理,H 桥驱动器(内部 FET)
嵌入式:
已用 IC / 零件: MC33886
主要属性: 5?V ~ 40?V 电源,5A 输出
次要属性: 短路、热和欠压保护
已供物品: 板,CD
相关产品: MC33886VWR2-ND - IC H-BRIDGE 5.0A 20-HSOP
MC33886DHR2-ND - IC H-BRIDGE 5.0A 20-HSOP
MC33886VW-ND - IC H-BRIDGE 5.0A OUTPUT 20-HSOP
MC33886DH-ND - IC H-BRIDGE 5.0A OUTPUT 20-HSOP
ELECTRICAL CHARACTERISTICS
TIMING DIAGRAMS
Diode Reverse
Recovery Spikes
Load Capacitance and/or
Diode Reverse Recovery Spikes
I SCL Short-circuit Detect Threshold
Current
Limiting
(See Figure 7)
8.0
6.5
0
PWM
Active
Current
Limiting
6)
(See Figure 7)
Typ. Short Ckt. Detect Threshold
for Low-Side FETs
Typ. Typical Limit Limiting
Current Current Threshold Threshold
Latch-Off
Hard Short Detect and and Latch-OFF
[1]
or
IN1 OR IN2
IN1 or IN2
IN2 OR IN1
[0]
I N1 IN2
or
IN2 OR IN1
IN1 or IN1
IN2 OR IN2
[1]
[0]
[1]
[0]
[1]
Outputs
Tri-stated
Outputs Operational
(per Input Control Condition)
Outputs
Tri-stated
[0]
TIME
Figure 8. Active Current Limiting Versus Time
8.0
I Short Overcurrent Minimum Detect Circuit Detect
SCL Short-circuit Threshold
6.5
t a
t b
Output Output
Output Limit
t a = Tristate Latch-OFF Time
t b = Current Blanking Time
Limiting Waveform
Latch-off Prevented During t b
Typical Current
Typical PWM Load
Current Limiting
Waveform
Short
Hard Output Detect
Short Latch-OFF
TIME
Figure 9. Active Current Limiting Detail
33886
Analog Integrated Circuit Device Data ?
10
Freescale Semiconductor
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