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LM3420-42 Datasheet, PDF (5/17 Pages) National Semiconductor (TI) – Lithium-Ion Battery Charge Controller | |||
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LM3420-8.4
Electrical Characteristics (Continued)
tSupreecRifiacnatgioen. sUwnliethssstoatnhdearwrdisteypsepefaccifeieda,reVf(oINr )T=J
= 25ËC, and
VREG, VOUT
those with
= 1.5V.
boldface
type
apply
over
full
Operating
Tempera-
Symbol
Parameter
Conditions
Typical LM3420A-8.4 LM3420-8.4
Units
(Note 4)
Limit
Limit
(Limits)
(Note 5)
(Note 5)
AV
VSAT
IL
Rf
Voltage Gain
âVOUT/âVREG
Output Saturation
(Note 7)
Output Leakage
Current
Internal Feedback
Resistor (Note 8)
1V ⤠VOUT ⤠VREG â 1.2V (â1.3)
RL = 470⦠(Note 6)
1V ⤠VOUT ⤠VREG â 1.2V (â1.3)
RL = 5 kâ¦
V(IN) = VREG +100 mV
IOUT = 15 mA
V(IN) = VREG â100 mV
VOUT = 0V
1000
3500
1.0
0.1
181
550/250
1500/900
1.2/1.3
0.5/1.0
227
450/200
1000/700
1.2/1.3
0.5/1.0
227
V/V
V/V(min)
V/V
V/V(min)
V
V(max)
µA
µA(max)
kâ¦
kâ¦(max)
135
135
kâ¦(min)
En
Output Noise
Voltage
IOUT = 1 mA, 10 Hz ⤠f ⤠10 kHz
140
µVRMS
LM3420-12.6
Electrical Characteristics
Specifications with standard type face are for TJ = 25ËC, and those with boldface type apply over full Operating Temperature
Range. Unless otherwise specified, V(IN) = VREG, VOUT = 1.5V.
Symbol
Parameter
Conditions
Typical LM3420A-12.6 LM3420-12.6
Units
(Note 4)
Limit
Limit
(Limits)
(Note 5)
(Note 5)
VREG
Regulation Voltage IOUT = 1 mA
12.6
12.663/12.726 12.726/12.852
V
V(max)
12.537/12.474 12.474/12.348
V(min)
Regulation Voltage
Tolerance
IOUT = 1 mA
±0.5/±1
±1/±2
%(max)
Iq
Quiescent Current IOUT = 1 mA
85
µA
110/115
125/150
µA(max)
Gm
AV
VSAT
IL
Rf
Transconductance
âIOUT/âVREG
Voltage Gain
âVOUT/âVREG
Output Saturation
(Note 7)
Output Leakage
Current
Internal Feedback
Resistor (Note 8)
20 µA ⤠IOUT ⤠1 mA
VOUT = 10V
1 mA ⤠IOUT ⤠15 mA
VOUT = 10V
1V ⤠VOUT ⤠VREG â 1.2V (â1.3)
RL = 750⦠(Note 6)
1V ⤠VOUT ⤠VREG â 1.2V (â1.3)
RL = 10 kâ¦
V(IN) = VREG +100 mV
IOUT = 15 mA
V(IN) = VREG â100 mV
VOUT = 0V
3.3
6.0
1000
3500
1.0
0.1
287
1.3/0.75
3.0/1.5
550/250
1500/900
1.2/1.3
0.5/1.0
359
1.0/0.5
2.5/1.4
450/200
1000/700
1.2/1.3
0.5/1.0
359
mA/mV
mA/mV(min)
mA/mV
mA/mV(min)
V/V
V/V(min)
V/V
V/V(min)
V
V(max)
µA
µA(max)
kâ¦
kâ¦(max)
215
215
kâ¦(min)
En
Output Noise
Voltage
IOUT = 1 mA, 10 Hz ⤠f ⤠10 kHz
210
µVRMS
5
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