LM2660MM National Semiconductor, LM2660MM Datasheet - Page 8

• Manufacturer Part Number: LM2660MM
• Description: IC MULTI CONFIG .1A 8MSOP
• Manufacturer: National Semiconductor
• Type: Switched Capacitor (Charge Pump), Divider, Doubler, Invertingr

Specifications of LM2660MM

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Current - Output: 100mA
• Frequency - Switching: 40kHz
• Voltage - Input: 1.5 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Power - Output: 500mW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Not Compliant
• Other names: LM2660MMTR

www.national.com
Application Information
value, smaller size capacitor usually has a higher ESR com-
Other Applications
PARALLELING DEVICES
Any number of LM2660s (or LM2661s) can be paralleled to
reduce the output resistance. Each device must have its own
pumping capacitor C
needed as shown in Figure 4. The composite output resis-
tance is:
Nichicon Corp.
AVX Corp.
Sprague
Sanyo
Manufacturer
1
, while only one output capacitor C
(708)-843-7500
(803)-448-9411
(207)-324-4140
(619)-661-6835
FIGURE 4. Lowering Output Resistance by Paralleling Devices
FIGURE 3. Output Source Resistance vs Oscillator Frequency
Phone
TABLE 3. Low ESR Capacitor Manufacturers
(Continued)
(708)-843-2798
(803)-448-1943
(207)-324-7223
(619)-661-1055
FAX
out
is
8
PL, PF series, through-hole aluminum electrolytic
TPS series, surface-mount tantalum
593D, 594D, 595D series, surface-mount tantalum
OS-CON series, through-hole aluminum electrolytic
pared with a bigger size capacitor of the same type. For
lower ESR, use ceramic capacitors.
Capacitor Type
01291132
01291122