38438, 3843A, 3843ABMM Selling Leads, Datasheet
MFG:ST Package Cooled:SOP-8 D/C:08+
38438, 3843A, 3843ABMM
- Table of contents:
Info of 38438
Info of 3843A
Info of 3843ABMM
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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
3843A General Description
The @vic AV3842A/3843A provide the necessary functions to implement off-line or DC to DC fixed frequency current mode , controlled switching circuits with a minimal external part count
3843A Maximum Ratings
| PARAMETER |
SYMBOL |
VALUE |
UNIT |
| Supply Voltage(Low Impedance Source) |
VCC |
30 |
V |
| Supply Voltage(Icc<30mA) |
VCC |
Self Limiting |
V |
| Output Current ( Peak ) |
Io |
+-1 |
A |
| Output Energy(capacity Load) |
5 |
J | |
| Analog Inputs(pin 2,3) |
VI(ANA) |
-0.3 ~ +6.3 |
V |
| Error Amplifier Output Sink Current |
ISINK(EA) |
10 |
mA |
| Power Dissipation |
PD DIP-8 |
at Tamb<=25°C 1.0 |
W |
|
SOP-8 |
at Tamb<=25°C 0.5 |
W | |
| Lead Temperature( Soldering 10 Sec ) |
Tlead |
300 |
°C |
3843A Features
*Low external part count.
*Low start up current ( Typical 0.12mA )
*Automatic feed forward compensation
*Pulse-by-Pulse current limiting
*Under-voltage lockout with hysteresis
*Double pulse Suppression
*High current totem pole output to drive MOSFET directly
*Internally trimmed band gap reference
*500kHz operation
*Low start up current ( Typical 0.12mA )
*Automatic feed forward compensation
*Pulse-by-Pulse current limiting
*Under-voltage lockout with hysteresis
*Double pulse Suppression
*High current totem pole output to drive MOSFET directly
*Internally trimmed band gap reference
*500kHz operation
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