Datasheet

LMC7660
www.ti.com SNOSBZ9C –APRIL 1997–REVISED APRIL 2013
ELECTRICAL CHARACTERISTICS
(1)
(continued)
LMC7660IN/
Units
LMC7660IM
Symbol Parameter Conditions Typ
Limits
Limit
(2)
R
out
Output Source I
L
= 20 mA 55 100 Ω
Resistance 120 max
V = 2V, I
L
= 3 mA 110 200 Ω
Pin 6 Short to Gnd. 300 max
F
osc
Oscillator 10 kHz
Frequency
P
eff
Power Efficiency R
L
= 5 kΩ 97 95 %
90 min
V
o eff
Voltage Conversion R
L
= ∞ 99.9 97 %
Efficiency 95 min
I
osc
Oscillator Sink or Pin 7 = Gnd. or V
+
3 μA
Source Current
Figure 1. LMC7660 Test Circuit
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