IR3842WMTR1PBF International Rectifier, IR3842WMTR1PBF Datasheet - Page 28

• Manufacturer Part Number: IR3842WMTR1PBF
• Description: IC REG SYNC BUCK 4A 15-QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3842WMTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 14.4 V
• Current - Output: 4A
• Frequency - Switching: 225kHz ~ 1.65MHz
• Voltage - Input: 1.5 ~ 16 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 15-PowerVQFN
• Power - Output: 640mW
• Primary Input Voltage: 16V
• No. Of Outputs: 1
• Output Voltage: 14.4V
• Output Current: 4A
• No. Of Pins: 15
• Operating Temperature Range: -40°C To +125°C
• Output Voltage Adjustable Max, Vout: 14.4V
• Rohs Compliant: Yes
• Part Status: Preferred
• Package: PQFN / 5 x 6
• Circuit: Single Output
• Iout (a): 4
• Switch Freq (khz): 250 - 1500
• Input Range (v): 1.5 - 16
• Output Range (v): 0.7 - 0.9*Vin
• Ocp Otp Uvlo Pre-bias Soft Start And: PGOOD + EN + SEQ + OVD
• Design Tool: Yes
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3842WMTR1PBFTR

Rev 11.0
Simultaneous Tracking at Power Up and Power Down
Vin=12V, Vo=1.8V, Io=4A, Room Temperature, No Air Flow
Fig. 25: Simultaneous Tracking a 3.3V input at power-up and shut-down
3.92K
2.49K
3.3V
R
R
s2
s1
Ch2: SEQ Ch3:Vout Ch4: SS
Seq
IR3842W
IR3624
Fb
V
OUT
R
R
8
9
3.92K
2.49K
IR3842WMPbF
28