3843B, 3843BDM, 3843CM-E1 Selling Leads, Datasheet
MFG:LINC Package Cooled:STM D/C:N/A
3843B, 3843BDM, 3843CM-E1 Datasheet download
Part Number: 3843B
MFG: LINC
Package Cooled: STM
D/C: N/A
3843B, 3843BDM, 3843CM-E1
- Table of contents:
Info of 3843B
Info of 3843BDM
Info of 3843CM-E1
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About 3841
PDF/DataSheet Download
Datasheet: 3841
File Size: 226966 KB
Manufacturer:
Download : Click here to Download
About 3841
PDF/DataSheet Download
Datasheet: 3841
File Size: 226966 KB
Manufacturer:
Download : Click here to Download
About 3841
PDF/DataSheet Download
Datasheet: 3841
File Size: 226966 KB
Manufacturer:
Download : Click here to Download
3843B General Description
The @vic AV3842B/3843B are specifically designed for Off-Line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components.
The AV3842B has UVLO thresholds 16V (on) and 10V(off), ideally suited for off-line converters. The AV3843B is tailored for lower voltage applications having UVLO thresholds of 8.5V(on) and 7.6V(off).
3843B Maximum Ratings
| PARAMETER |
SYMBOL |
VALUE |
UNIT |
| Total power supply and Zener current |
(ICC + Iz) |
30 |
mA |
| Output current, source or sink (note1) |
Io |
1.0 |
A |
| Output energy (capacitive load per cycle) |
W |
5.0 |
J |
| Current sense and voltage feedback inputs |
Vin |
-0.3 ~ +5.5 |
V |
| Error Amp. Output sink current |
Io |
10 |
mA |
| Power dissipation and thermal characteristics |
PD PJA |
DIP:1250 SOP: 702 DIP: 100 SOP: 178 |
mW °C/W |
| Operating junction temperature |
Tj |
+150 |
°C |
| Operating ambient temperature |
TA |
0 ~ +70 |
°C |
| Storage temperature range |
Tstg |
-65 ~ +150 |
°C |
3843B Features
*Trimmed Oscillator for Precise Frequency Control
*Oscillator Frequency Guaranteed at 250kHz
*Current Mode Operation to 500kHz
*Automatic Feed Forward Compensation
*Latching PWM for Cycle-By-Cycle Current Limiting
*Internally Trimmed Reference with Undervoltage Lockout
*High Current Totem Pole Output
*Undervoltage Lockout with Hysteresis
*Low Startup and Operating Current
*Oscillator Frequency Guaranteed at 250kHz
*Current Mode Operation to 500kHz
*Automatic Feed Forward Compensation
*Latching PWM for Cycle-By-Cycle Current Limiting
*Internally Trimmed Reference with Undervoltage Lockout
*High Current Totem Pole Output
*Undervoltage Lockout with Hysteresis
*Low Startup and Operating Current
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