AAT3132ITP-1-T1(2004) データシートの表示（PDF） - Analog Technology Inc
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AAT3132ITP-1-T1
(Rev.:2004)
(Rev.:2004)
Analog Technology Inc
AAT3132ITP-1-T1 Datasheet PDF : 14 Pages
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AAT3132
High Efficiency 1.5X Fractional Charge
Pump for White LED Applications
Electrical Characteristics1
VIN = 3.5V, CIN = COUT = C1 = C2 = 1.0µF; TA = -40 to 85°C unless otherwise noted. Typical values are TA = 25°C.
Symbol Description
Input Power Supply
VIN
Operation Range
ICC
Operating Current
ISHDN
IDX
IDX
I(D-Match)
ηCP
Shutdown Current
Max. Output Current D1 to D3
Max. Output Current D4
Current Matching between
any two outputs
Charge Pump Section Efficiency
Charge Pump Section
TSS
FCLK
EN/SET
Soft start time
Clock Frequency
VEN(L)
VEN(H)
TEN/SET LO
TEN/SET HI
TOFF
Input Current
Enable Threshold Low
Enable Threshold High
EN/SET low time
Minimum EN/SET high time
EN/SET Off Timeout
EN/SET input leakage
Conditions
3.0 ≤ VIN ≤ 5.5, Active,
No Load Current
EN = 0
3.0 ≤ VIN ≤ 5.5
TA = 25°C AAT3132-1
TA = 25°C AAT3132
VD1:D3 = 3.6, VIN = 3.3V
VIN = 3.5V, IOUT(TOTAL) = 90mA,
Measured from IN to OUT
VEN/SET < 0.5
VEN/SET > 1.4
VEN/SET < 0.5
Min Typ Max Units
2.7
5.5
V
1.8 3.5 mA
1.0 µA
18 20
22 mA
22.5 25
27 30
27.5
33
mA
0.5
%
93
%
200
µs
1000
kHz
0.5
V
1.4
V
0.3
75
µs
50
ns
500 µs
-1
1
µA
Notes:
1. The AAT3132 is guaranteed to meet performance specification over the -40 to 85°C operating temperature range and are assured by
design, characterization and correlation with statistical process controls.
4
3132.2004.04.1.0
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