33926 Datasheet, PDF (22/24 Pages) Freescale Semiconductor, Inc – 5.0 A Throttle Control H-Bridge

REVISION HISTORY
REVISION HISTORY
REVISION
1.0
2.0
3.0
DATE
3/2006
9/2006
10/2006
DESCRIPTION
• Converted to Freescale format, Implemented changes listed below.
• Implemented revision history page.
• Updated Figure 2. 33926 Simplified Internal Block Diagram.
• Revised Table2. Maximum Ratings
• Continuous Output Current changed from 5.5A to 5.0A (Parameter changed in the text through the
document).
• ESD Voltage: added Charge Device Model.
• Peak Pin Reflow Temperature During Solder Mounting changed from 260 to 250 deg.C.
• Revised Table 3. Static Electrical Characteristics
• Output Current Regulation Threshold: Min value changed from 5.5A to 5.2A.
• High-Side Short Circuit Detection Threshold - Parameter Guaranteed by Design.
• Low-Side Short Circuit Detection Threshold - Parameter Guaranteed by Design.
• Feedback Current: Parameter values updated.
• Status Flag SET Voltage: Max value changed from 1.0V to 0.4V.
• Revised Table 4. Dynamic Electrical Characteristics
• Output OFF Delay: Max. value changed from 18 µs to 12 µs.
• Output Rise and Fall Time: Max value changed from 8.0 µs to 6.0 µs.
• Short Circuit/Overtemperature Turn-OFF (Latch-OFF) Time: Typ and Max values changed from
4.0 µs, 8.0 µs to 1.0 µs, 2.0 µs respectively.
• Charge Pump Operating Frequency: Typ 7 MHz, new parameter added into the table.
Note 25: condition changed from Iout = 3.0A to R_load = 600 ohm.
• Added Figure 10. 33926 Power Stage Operation.
• Updated Figure 11. 33926 Typical Application Schematic.
• Updated the Freescale format to the prevailing form and style
• Added thermal addendum.
• Corrected minor typos formatting throughout the document.
• Corrected labels on the Internal Block Diagram
• Added “These parameters are not production tested” to the Maximum Ratings heading
• Changed the values for Logic Input Voltage ⁽²⁾ and SF Output ⁽³⁾
• Made corrections on note ⁽⁴⁾, ⁽⁷⁾, and ⁽¹⁰⁾ for Maximum Ratings
• Changed labels or values for Sleep State Supply Current ⁽¹²⁾, Undervoltage Lockout Thresholds,
Charge Pump Voltage (CP Capacitor = 33 nF), No PWM, Input Voltage (IN1, IN2, D1, D2, INV, SLEW)
(13)_{, Logic Input Currents, VPWR = 8.0V, Output-ON Resistance} (15)_{, ILOAD = 3.0A, Output Current}
Regulation Threshold, Output Leakage Current ⁽¹⁶⁾, Outputs off, VPWR = 28V, Feedback Current (pin
FB sourcing current) ⁽¹⁷⁾, and Status Flag Leakage Current ⁽¹⁹⁾ in the Static Electrical Characteristics
• Added Charge Pump Voltage (CP Capacitor = 33 nF), PWM = 20kHz, Slew Rate = Fast and Operating
Input Voltage (EN, IN1, IN2, D1, D2, INV, SLEW) in the Static Electrical Characteristics
• Added note This parameter is Guaranteed By Design. to Static Electrical Characteristics
• Changed labels or values for ILIM Output Constant-OFF Time ⁽²⁴⁾, ILIM Blanking Time ⁽²⁵⁾, Output
Rise and Fall Time ⁽²⁷⁾ and Short Circuit / Overtemperature Turn-OFF (Latch-OFF) Time ^{(28) (29)} in the
Dynamic Electrical Characteristics
• Made changes or corrections to note ⁽²⁴⁾, ⁽²⁷⁾, ⁽²⁸⁾, and ⁽²⁹⁾ for Dynamic Electrical Characteristics
• Made corrections to Figure 4, Output Delay Time, Figure 5, Disable Delay Time, and Figure 6, Output
Switching Time in Timing Diagrams
• Added Figure 7, Current Limit Blanking Time and Constant-OFF Time and Figure 8, Short Circuit
Detection Turn-OFF Time tFAULT in Timing Diagrams
• Added paragraph Output Avalanche Protection and Figure 12, Avalanche Protection to Protection and
diagnostic features
• Made minor label changes to Figure 13, 33926 Typical Application Schematic
33926
22
Analog Integrated Circuit Device Data
Freescale Semiconductor