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AS1102 数据表(PDF) 5 Page - ams AG

部件名 AS1102
功能描述  Low-Dropout LED Drivers
PDF  14 Pages
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制造商  AMSCO [ams AG]
网页  http://www.ams.com
标志 AMSCO - ams AG

AS1102 数据表(HTML) 5 Page - ams AG

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www.austriamicrosystems.com
Revision 1.5
4 - 13
AS1101/AS1102/AS1103/AS1104
Data Sheet - El ectrical Characte ristics
6 Electrical Characteristics
AS1101 Electrical Characteristics
TAMB = 25°C (unless otherwise noted).
†
Efficiency = (VIN - VSAT)/VIN. Information parameter, guaranteed by design.
AS1102, AS1103, AS1104 Electrical Characteristics
TAMB = 25°C (unless otherwise noted).
Table 4. Electrical Characteristics – AS1101
Parameter
Symbol
Conditions
Min
Typ
Max Units
ISET Range
ISET
VON = 3V
25
150
µA
Output Current Multiplication Ratio
OCMR
ISET = 25µA, VSAT = 150mV, VON = 3V
350
500
650
Output Current Multiplication Ratio
OCMR
ISET = 40µA, VSAT = 150mV, VON = 3V
335
480
625
Output Current Multiplication Ratio
OCMR
ISET = 75µA, VSAT = 150mV, VON = 3V
295
420
545
Output Current Multiplication Ratio
OCMR
ISET = 25µA, VSAT = 600mV, VON = 3V
435
620
805
Output Current Multiplication Ratio
OCMR
ISET = 40µA, VSAT = 600mV, VON = 3V
425
610
795
Output Current Multiplication Ratio
OCMR
ISET = 75µA, VSAT = 600mV, VON = 3V
415
590
765
Output Current Multiplication Ratio
OCMR
ISET = 25µA, VSAT = 1000mV, VON = 3V
470
670
870
Output Current Multiplication Ratio
OCMR
ISET = 40µA, VSAT = 1000mV, VON = 3V
460
660
860
Output Current Multiplication Ratio
OCMR
ISET = 75µA, VSAT = 1000mV, VON = 3V
440
630
820
LED-to-LED Current Matching
Match
VON = 3V
-3
3
%
ISET in OFF Mode
ISET,OFF
VCTRL = 3V, VSAT = 3V, VON = 0V
0.1
1
µA
IIN in OFF Mode
IIN,OFF
VCTRL = 3V, VSAT = 3V, VON = 0V,
TAMB = 25ºC
0.1
1
µA
VCTRL = 3V, VSAT = 3V, VON = 0V
4
Peak Efficiency
†
η
VIN = 3V, VON = 3V
95
%
Table 5. Electrical Characteristics – AS1102, AS1103
, AS1104
Parameter
Symbol
Conditions
Min
Typ
Max Units
ISET Range
ISET
VON = 3V
25
150
µA
Output Current Multiplication Ratio
OCMR
ISET = 25µA, VSAT = 150mV, VON = 3V
175
250
325
Output Current Multiplication Ratio
OCMR
ISET = 40µA, VSAT = 150mV, VON = 3V
170
240
310
Output Current Multiplication Ratio
OCMR
ISET = 75µA, VSAT = 150mV, VON = 3V
145
210
275
Output Current Multiplication Ratio
OCMR
ISET = 25µA, VSAT = 600mV, VON = 3V
215
310
405
Output Current Multiplication Ratio
OCMR
ISET = 40µA, VSAT = 600mV, VON = 3V
215
305
395
Output Current Multiplication Ratio
OCMR
ISET = 75µA, VSAT = 600mV, VON = 3V
205
295
385
Output Current Multiplication Ratio
OCMR
ISET = 25µA, VSAT = 1000mV, VON = 3V
235
335
435
Output Current Multiplication Ratio
OCMR
ISET = 40µA, VSAT = 1000mV, VON = 3V
230
330
430
Output Current Multiplication Ratio
OCMR
ISET = 75µA, VSAT = 1000mV, VON = 3V
220
315
410



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