MC33926 Datasheet
Table Of Contents
- 5.0 A Throttle Control H-Bridge
- Figure 1. 33926 Simplified Application Diagram
- Internal Block Diagram
- Pin Connections
- Electrical Characteristics
- Table 2. Maximum Ratings
- Table 3. Static Electrical Characteristics
- Table 4. Dynamic Electrical Characteristics
- Figure 4. Output Delay Time
- Figure 5. Disable Delay Time
- Figure 6. Output Switching Time
- Figure 7. Current Limit Blanking Time and Constant-OFF Time
- Figure 8. Short-circuit Detection Turn-OFF Time tFAULT
- Figure 9. Output Current Limiting Foldback Region
- Functional Description
- Functional Internal Block Description
- Functional Device operation
- Typical applications
- Packaging
- Additional Documentation
- Table 6. Thermal Performance Comparison
- Figure 15. Surface Mount for Power PQFN with Exposed Pads
- Figure 16. Thermal Test Board
- Table 7. Thermal Resistance Performance
- Figure 17. Device on Thermal Test Board RqJA
- Figure 18. Transient Thermal Resistance RqJA, 1.0 W Step response, Device on Thermal Test Board Area A = 600 (mm2)
- Revision History
Analog Integrated Circuit Device Data
Freescale Semiconductor 15
33926
FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
Figure 11. Operating States
PWM
Current
Limiting
9.0
6.5
Typical Short Circuit Detection Threshold
Typical Current Limit Threshold
Hard Short Detection and Latch-OFF
0
IN1 or IN2
IN2 or IN1
IN1 or IN2
IN2 or IN1IN1 IN2
[1]
[0]
[1]
[0]
[1]
[0]
[1]
[0]
Outputs
Tri-stated
Outputs
Tri-stated
Outputs Operation
(per Input Control Condition)
Time
SF, LOGIC OUT D2, LOGIC IN D1, LOGIC IN IN
n
, LOGIC IN I
LOAD
, OUTPUT CURRENT (A)
High Current Load Being Regulated via Constant-OFF-Time PWM
Moderate Current Load