Figure 9-1 5-V Logic Regulator
With
Electronic Shutdown*
Figure 9-2 Slow Turn-On
15-V
Regulator
†Solid tantalum *Discharges C1 if output is shorted to ground
Figure 9-3 Adjustable Regulator
With
Improved Ripple Rejection
Figure 9-4 High Stability
10-V
Regulator
‡Optional,
improves
ripple rejection †Solid tantalum *Minimum load current = 30 mA
Figure 9-5 High Current Adjustable Regulator
Full output current not available at high input-output voltages
Figure 9-6 0-V
to
30-V
Regulator
Figure 9-7 Power Follower
†Solid tantalum *Lights in constant current mode
Figure 9-8 5-A
Constant Voltage/Constant Current Regulator
Figure 9-9 1-A
Current Regulator
*Specified load current
requirement ≊ 5
mA
Figure 9-10 1.2-V
to
20-V
Regulator
With
Minimum Program Current
Figure 9-11 High Gain Amplifier
†Solid tantalum *Core—Arnold A-254168-2 60 turns
Figure 9-12 Low Cost
3-A
Switching Regulator
†Solid tantalum *Core—Arnold A-254168-2 60 turns
Figure 9-13 4-A
Switching Regulator
With
Overload Protection
Figure 9-14 Precision Current Limiter
Figure 9-15 Tracking Preregulator
(Compared to
LM117's higher current limit) —At 50 mA output only ¾ volt
of drop occurs in R3 and R4
Figure 9-16 Current Limited
Voltage Regulator
*All outputs within ±100 mV †Minimum load
=
10 mA
Figure 9-17 Adjusting Multiple
On-Card Regulators
With
Single Control*
Figure 9-18 AC Voltage Regulator
Use of RS
allows low charging rates with fully charged battery.
Figure 9-19 12-V
Battery Charger
Figure 9-20 50-mA
Constant Current Battery Charger
Figure 9-21 Adjustable
4-A
Regulator
Full output current not available
at high input-output voltages *Needed if device is more than
6 in from
filter capacitors.
†Optional,
improves transient response. Output capacitors in the range of 1
μF to 1000
μF of aluminum or tantalum electrolytic are commonly used to provide
improved output impedance and rejection of transients.
Figure 9-22 1.2-V
to
25-V
Adjustable Regulator
*Sets peak current (0.6
A for 1
Ω) **The 1000
μF is recommended to filter out input transients