Part No. Manufacturer Quantity 1206, 16 V, low ESR ceramic Cap EMK316BJ105KF Taiyo Yuden 3 1206, 10 V, low ESR ceramic Cap LMK316BJ475KL Taiyo Yuden 1 SOT-363, Dual 3906 PNP Transistor MMDT3906TR -ND Diodes Incorporated 1 HEXFET Power Mosfet, Low On Resistance IRLML6401TR-ND International Rectifier 1 0603, 1/16W, 1% ERJ-3EKF8060V Panasonic 1 0603, 1/16W, 1% .
The user does not need to implement all of the functions, but they are shown here for illustrative purposes. The main features of this circuit are:
• Constant Operating Current
• Reduction of Part -to-Part Variation
• Temperature Compensation
• Negative Voltage Generator
• Power Sequencing (Negative before positive)
Positive Supply
Q3
R1
R5
R3 Vdd
Q1
Q2 DUT
Vgg R2 R4
+5V
U2 MAX881R
C1+ C1 C1C3 NC IN
C2
+5V
NEG OUT
GND
/POK
OUT
ON/OFF CONTROL
C4
/SHDN FB
Figure 3. Schematic for a Negative Bias Generator.
The Maxim MAX881 voltage inverter is shown in its standard configuration..
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | AN-0001 |
ANADIGICS |
Surface Mount Assembly | |
2 | AN-0003 |
ANADIGICS |
Thermal Considerations | |
3 | AN-0004 |
ANADIGICS |
12mm Tape | |
4 | AN-1090 |
International Rectifier |
Controller Dynamics/Tuning | |
5 | AN-136 |
Integrated Device Technology |
A NEW GENERATION | |
6 | AN-1434 |
National Semiconductor |
Crest Factor Invariant RF Power Detector | |
7 | AN-203 |
ZBasic |
I/O Expansion | |
8 | AN-203 |
Analog Devices |
Using the AD2S80A Series Resolver-to-Digital Converters As a Controller Transformer | |
9 | AN-214 |
National Semiconductor |
Transmission Line Drivers/Receivers | |
10 | AN-242 |
National Semiconductor |
Applying a New Precision Op Amp | |
11 | AN-4.0LAP |
ANCO ELECTRONICS |
TFT LCD | |
12 | AN-4140 |
Fairchild Semiconductor |
Transformer Design Consideration |