SP6832 Datasheet, PDF (13/15 Pages) Sipex Corporation – High Speed, High Efficiency Voltage Inverter

+V_IN
C1
C1+
5
GND
4
C1- ₃
SP6832
“1”
IN
2
1 ^OUT
C1
C1+
5
GND
4
C1- ₃
IN
2
SP6832
“2”
1 ^OUT
C1
C1+
5
GND
4
C1- ₃
IN
2
RL
SP6832
“n”
1 ^OUT
V_OUT
V_OUT = -V_IN
R_TOT =
R_OUT
n
where
V_OUT = output voltage,
V_IN = input voltage,
R_TOT = total resistance of the devices connected in parallel,
R_OUT = the output resistance of a single device, and
n = the total number of devices connected in parallel.
Figure 21. SP6832 Devices Connected in Parallel to Reduce Total Output Resistance
C2 x n
+V_IN
IN
2
IN
2
C1+
5
SP6832
C1+
5 _SP6832
C1
GND
4
C1
GND
4
C1
“1”
C1- ₃
5 ^OUT
C1- ₃
“2”
1 ^OUT
C2
C2
V_OUT = -n x V_IN
where V_OUT = output voltage,
V_IN = input voltage, and
n = the total number of devices connected.
Figure 22. SP6832 Devices Cascaded to Increase Output Voltage
C1+
3
GND
4
C1- ₅
SP6832
“n”
IN
2
1 ^OUT
V_OUT
C2
MANUFACTURER/
TELEPHONE #
PART NUMBER
CAPACITANCE /
VOLTAGE
TDK/
847-803-6100
C1005X5R0J104K
0.1µF / 6.3V
TDK/
847-803-6100
C1608X5R0J334K 0.33µF / 6.3V
TAIYO/YUDEN
847-925-0888
LMK105BJ104KV
0.1µF / 10V
TAIYO/YUDEN
847-925-0888
LMK107BJ334KA
0.33µF / 10V
ESR @
500kHz
0.08Ω
0.04Ω
0.1Ω
0.05Ω
CAPACITOR
SIZE/TYPE
0402/X5R
0603/X5R
0402/X5R
0603/X7R
Table 1. Suggested Low ESR SM Ceramic Capacitors
SP6832DS/04
SP6832 High Speed, High Efficiency Voltage Inverter
13
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