型号

IC芯片UC257品牌、价格、PDF参数

newark • ecia (neda) member • authorized distributor
元器件型号 厂商 描述 newark # 数量 价格
uc2572n texas instruments ic, flyback pulse width modulator, 8-dip, each 77c2814 245
1-24 : $2.8
25-99 : $2.55
100-249 : $2.55
250-499 : $2.16
500-999 : $2.16
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2577tdkttt-adj texas instruments ic, step-up regulator, to-263-5, each 87h4720 7
1-24 : $21.56
25-99 : $18.13
100-249 : $16.66
250-499 : $15.19
500-999 : $14.21
1000-2499 : $13.04
2500-4999 : $12.55
5000 or more : $12.16
see more
uc2577t-adj texas instruments ic, step-up regulator, to-220-5, each 77c2817 0
1-24 : $23.6
25-99 : $20.06
100-249 : $18.65
250-499 : $17.11
500-999 : $16.29
1000-2499 : $15.34
2500-4999 : $14.87
5000 or more : $14.52
see more
uc-257 brainboxes interface card, each 98k2065 3
1 : $191.28
2 or more : $197.92
uc2572dtrg4 texas instruments ic, flyback pulse width modulator, 8-soic, tape on reel of 1 54k2249 0
1 + : $1.5
uc2577tdkttt-adjg3 texas instruments ic, step-up regulator, dpak-5, tape on reel of 1 73k9688 0
1 + : $12.25
uc2577tdtr-adjg3 texas instruments ic, step-up regulator, dpak-5, tape on reel of 1 67k8811 0
1 + : $12.25
uc2572d texas instruments ic, flyback pulse width modulator, 8-soic, each 77c2812 93
1-24 : $2.8
25-99 : $2.55
100-249 : $2.55
250-499 : $2.16
500-999 : $2.16
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2573n texas instruments ic, step-down pwm regulator, 8-dip, each 34c2580 0
1-24 : $3.92
25-99 : $3.15
100-249 : $2.87
250-499 : $2.59
500-999 : $2.33
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2573d texas instruments ic, step-down pwm regulator, 8-soic, each 77c2815 0
1-24 : $3.92
25-99 : $3.15
100-249 : $2.87
250-499 : $2.59
500-999 : $2.33
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2573ng4 texas instruments ic, step-down pwm regulator, 8-dip, each 81k4512 0
1-24 : $3.92
25-99 : $3.15
100-249 : $2.87
250-499 : $2.59
500-999 : $2.33
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2573dg4 texas instruments ic, step-down pwm regulator, 8-soic, each 61k1982 0
1-24 : $3.92
25-99 : $3.15
100-249 : $2.87
250-499 : $2.59
500-999 : $2.33
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2572ng4 texas instruments ic, flyback pulse width modulator, 8-dip, each 58k7102 0
1-24 : $3.92
25-99 : $3.15
100-249 : $2.87
250-499 : $2.59
500-999 : $2.33
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2573dtr texas instruments ic, step-down pwm regulator, 8-soic, tape on reel of 1 77c2816 0
1 + : $1.5
uc2572dg4 texas instruments ic, flyback pulse width modulator, 8-soic, each 70k5949 0
1-24 : $3.92
25-99 : $3.15
100-249 : $2.87
250-499 : $2.59
500-999 : $2.33
1000-2499 : $1.96
2500-4999 : $1.87
5000 or more : $1.8
see more
uc2577tdtr-adj texas instruments ic, step-up regulator, dpak-5, tape on reel of 1 77c2819 0
1 + : $12.25
uc2572dtr texas instruments ic, flyback pulse width modulator, 8-soic, tape on reel of 1 77c2813 0
1 + : $1.5
uc2577t-adjg3 texas instruments ic, step-up regulator, to-220-5, each 54k2250 0
1-24 : $23.6
25-99 : $20.06
100-249 : $18.65
250-499 : $17.11
500-999 : $16.29
1000-2499 : $15.34
2500-4999 : $14.87
5000 or more : $14.52
see more
uc2573dtrg4 texas instruments ic, step-down pwm regulator, 8-soic, tape on reel of 1 24k6359 0
1 + : $1.5
digi-key • ecia (neda) member • authorized distributor
元器件型号 厂商 描述 digi-key # 数量 价格
uc2573dtr texas instruments ic buck pulse pwm v reg 8-soic uc2573dtr-nd 0
2500 : $1.596
uc2573dg4 texas instruments ic buck pulse pwm v reg 8-soic uc2573dg4-nd 0
225 : $2.87
uc2572d texas instruments ic pwm flybck inverting vm 8soic 296-2480-5-nd 1204
tube
1 : $3.92
25 : $3.15
100 : $2.87
250 : $2.59
500 : $2.324
1000 : $1.96
2500 : $1.862
5000 : $1.785
10000 : $1.736
see more
uc2572dg4 texas instruments ic pwm flybck inverting vm 8soic uc2572dg4-nd 0
225 : $2.87
uc2572dtr texas instruments ic pwm flybck inverting vm 8soic uc2572dtr-nd 0
2500 : $1.596
uc2572dtrg4 texas instruments ic pwm flybck inverting vm 8soic uc2572dtrg4-nd 0
2500 : $1.596
uc2572n texas instruments ic pwm flyback inverting vm 8dip 296-11157-5-nd 136
tube
1 : $3.92
25 : $3.15
100 : $2.87
250 : $2.59
500 : $2.324
1000 : $1.96
2500 : $1.862
5000 : $1.785
10000 : $1.736
see more
uc2572ng4 texas instruments ic pwm flyback inverting vm 8dip uc2572ng4-nd 0
200 : $2.87
uc2573d texas instruments ic buck pulse pwm v reg 8-soic 296-2793-5-nd 391
tube
1 : $3.92
25 : $3.15
100 : $2.87
250 : $2.59
500 : $2.324
1000 : $1.96
2500 : $1.862
5000 : $1.785
10000 : $1.736
see more
uc2573dtrg4 texas instruments ic buck pulse pwm v reg 8-soic uc2573dtrg4-nd 0
2500 : $1.596
uc2573n texas instruments ic buck pwm stepdown reg 8-dip 296-11158-5-nd 142
tube
1 : $3.92
25 : $3.15
100 : $2.87
250 : $2.59
500 : $2.324
1000 : $1.96
2500 : $1.862
5000 : $1.785
10000 : $1.736
see more
uc2573ng4 texas instruments ic pwm buck voltage mode 8dip uc2573ng4-nd 0
200 : $2.87
uc2577t-adj texas instruments ic multi config adj 3a to220 296-11159-5-nd 655
tube
1 : $23.60
25 : $20.06
100 : $18.585
250 : $17.11
500 : $16.225
1000 : $15.34
2500 : $14.868
5000 : $14.455
see more
uc2577t-adjg3 texas instruments ic multi config adj 3a to220 uc2577t-adjg3-nd 0
50 : $20.06
uc2577td-adj texas instruments ic multi config adj 3a to263-5 296-11160-5-nd 0
1 : $7.34
25 : $5.872
100 : $4.9545
uc2577tdkttt-adj texas instruments ic multi config adj 3a to263-5 296-16010-1-nd 256
cut tape
1 : $22.54
25 : $19.11
uc2577tdkttt-adj texas instruments ic multi config adj 3a to263-5 296-16010-2-nd 0
50 : $18.13
100 : $16.66
250 : $15.19
500 : $14.21
1000 : $13.034
2500 : $12.495
5000 : $12.152
see more
uc2577tdkttt-adj texas instruments ic multi config adj 3a to263-5 296-16010-6-nd 256
digi-reel®
1 : $22.54
25 : $19.11
uc2577tdkttt-adjg3 texas instruments ic multi config adj 3a to263-5 uc2577tdkttt-adjg3-nd 0
50 : $18.13
uc2577tdtr-adj texas instruments ic multi config adj 3a to263-5 uc2577tdtr-adj-nd 0
500 : $14.21
uc2577tdtr-adjg3 texas instruments ic multi config adj 3a to263-5 uc2577tdtr-adjg3-nd 0
500 : $14.21
uc2578dp texas instruments ic volt reg buck pwm 16-soic 296-19029-5-nd 199
tube
1 : $10.13
25 : $8.3024
100 : $7.4925
250 : $6.885
500 : $6.2775
1000 : $5.4675
2500 : $5.265
5000 : $5.0625
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uc2578dpg4 texas instruments ic volt reg buck pwm 16-soic uc2578dpg4-nd 0
80 : $8.3025
uc2578dptr texas instruments ic volt reg buck pwm 16-soic uc2578dptr-nd 0
2500 : $4.42
uc2578dptrg4 texas instruments ic volt reg buck pwm 16-soic uc2578dptrg4-nd 0
2500 : $4.42
uc2578n texas instruments ic volt reg buck pwm 16-dip uc2578n-nd 0
75 : $8.3025
uc2578ng4 texas instruments ic volt reg buck pwm 16-dip uc2578ng4-nd 0
75 : $8.3025
element14 - asia pacific • authorized distributor
元器件型号 厂商 描述 封装14 # 数量 asia 价格 (usd)
uc-257 brainboxes card, serial, pci, rs232, 2port 1203512 1
1 : $260.79
3 : $246.69
uc2572n texas instruments pulse width modulation (pwm) controller 1533806 468
1 : $2.23
25 : $2.15
uc2577tdkttt-adj texas instruments dc/dc converter ic 1534761 87
1 : $17.64
25 : $15.96
uc2577t-adj texas instruments v reg step up, smd, 2577, to/sot-5 8462054 0
1 : $24.71
25 : $22.35
farnell • ecia (neda) member • authorized distributor
元器件型号 厂商 描述 farnell # 数量 asia 数量 europe 价格 (gbp)
uc-257 brainboxes card, serial, pci, rs232, 2port 1203512 0 1
1 : £139.0
3 : £132.52
uc2572n texas instruments ic, flyback pulse width modulator, 8-dip 1533806 468 245
1 : £2.976
25 : £2.391
100 : £2.179
250 : £1.966
500 : £1.769
see more
uc2572n texas instruments ic, flyback pulse width modulator, 8-dip 1533806 468 245
1 : £2.976
25 : £2.391
100 : £2.179
250 : £1.966
500 : £1.769
see more
uc2577tdkttt-adj texas instruments ic, step-up regulator, to-263-5 1534761 87 7
1 : £20.829
25 : £17.515
100 : £16.095
250 : £14.675
500 : £13.728
see more
mouser electronics • ecia (neda) member • authorized distributor
mouser electronics product detail pricing availability
mfr. part #: uc2573d
mfr.: texas instruments
description: dc/dc switching controllers buck pulse width mod stepdown vltg reg
rohs: yes
mouser part #: 595-uc2573d
1:  $3.87
25:  $3.11
100:  $2.83
250:  $2.56
500:  $2.29
242
in stock
mfr. part #: uc2572d
mfr.: texas instruments
description: dc/dc switching controllers neg-out flyback pls width modulator
rohs: yes
mouser part #: 595-uc2572d
1:  $3.87
25:  $3.11
100:  $2.83
250:  $2.56
500:  $2.29
546
in stock
mfr. part #: uc2577tdkttt-adj
mfr.: texas instruments
description: dc/dc switching regulators simple step-up voltage regulator
rohs: yes
mouser part #: 595-uc2577tdkttt-adj
1:  $16.57
25:  $15.68
100:  $13.72
250:  $12.55
500:  $12.25
1
in stock
mfr. part #: uc2577t-adj
mfr.: texas instruments
description: dc/dc switching regulators simple step-up voltage regulator
rohs: yes
mouser part #: 595-uc2577t-adj
1:  $23.60
25:  $20.06
100:  $18.58
250:  $17.11
500:  $16.22
21
in stock
arrow electronics • ecia (neda) member • authorized distributor
元器件型号 厂商 描述 arrow# 数量 价格
uc2572n texas instruments dc dc cntrlr single-out flyback controller/pwm dc to dc controller 4.2v to 35v input 8-pin pdip tube uc2572n 905
$2.20
uc2573d texas instruments dc dc cntrlr single-out step down 4.2v to 35v input 8-pin soic tube uc2573d 249
$2.20
uc2573dtr texas instruments dc dc cntrlr single-out step down 4.2v to 35v input 8-pin soic t/r uc2573dtr 0
$1.89
uc2573n texas instruments dc dc cntrlr single-out step down 4.2v to 35v input 8-pin pdip tube uc2573n 0
$2.20
uc2577t-adj texas instruments conv dc-dc single step up 3v to 40v 5-pin(5+tab) to-220 uc2577t-adj 345
$17.57
uc2572d texas instruments dc dc cntrlr single-out flyback controller/pwm dc to dc controller 4.2v to 35v input 8-pin soic tube uc2572d 203
$2.20
uc2572dtr texas instruments dc dc cntrlr single-out flyback controller/pwm dc to dc controller 4.2v to 35v input 8-pin soic t/r uc2572dtr 0
$1.88
uc2577tdkttt-adj texas instruments conv dc-dc single step up 3v to 40v 6-pin(5+tab) to-263 t/r uc2577tdkttt-adj 0
$14.55
uc2578dp texas instruments dc dc cntrlr single-out step down 14v to 72v input 16-pin soic tube uc2578dp 60
$6.01
uc2578dptr texas instruments dc dc cntrlr single-out step down 14v to 72v input 16-pin soic t/r uc2578dptr 0
$5.13
avnet express • ecia (neda) member • authorized distributor
元器件型号 厂商 描述 avnet # 数量 价格
uc2573d texas instruments dc dc cntrlr sgl-out step down 4.2v to 35v 8soic - rail/tube uc2573d 100 in stock
1 : $2.06
100 : $1.94
500 : $1.87
uc2577tdtr-adj rochester electronics (t/r) simple step-up v-regs - bulk uc2577tdtr-adj 1 wks factory lead time
24 : $17.97
100 : $15.40
uc2577t-adj rochester electronics simple step-up v-regs - bulk uc2577t-adj 1 wks factory lead time
20 : $21.63
100 : $18.54
uc2578n rochester electronics buck pwm voltage regulator - bulk uc2578n 1 wks factory lead time
57 : $7.43
100 : $6.37
uc2577tdkttt-adj rochester electronics (t/r)simple step-up v-regs - bulk uc2577tdkttt-adj 1 wks factory lead time
24 : $17.97
100 : $15.40
uc2577tdkttt-adj texas instruments conv dc-dc sgl-out non-inv/step up/step down 6pin to-263 - tape and reel uc2577tdkttt-adj 6 wks factory lead time
50 : $13.61
51 : $13.07
201 : $12.73
uc2572d texas instruments dc dc cntrlr sgl-out pos-neg 4.2v to 35v 8soic - rail/tube uc2572d 145 in stock
1 : $2.06
100 : $1.94
500 : $1.87
uc2572dg4 texas instruments dc dc cntrlr sgl-out pos-neg 4.2v to 35v 8soic - rail/tube uc2572dg4 85 in stock
1 : $2.06
100 : $1.94
500 : $1.87
uc2573dtr texas instruments dc dc cntrlr sgl-out step down 4.2v to 35v 8soic - tape and reel uc2573dtr 6 wks factory lead time
2500 : $1.67
2501 : $1.60
10001 : $1.56
uc2573n rochester electronics buck pls width mod stpdwn v-reg - bulk uc2573n 1 wks factory lead time
163 : $2.20
uc2572dg4 rochester electronics - bulk uc2572dg4 26 wks factory lead time
163 : $2.20
uc2578dp rochester electronics uc2578dp 1 wks factory lead time
57 : $7.43
100 : $6.37
uc2572dtrg4 texas instruments dc dc cntrlr sgl-out pos-neg 4.2v to 35v 8soic - tape and reel uc2572dtrg4 2500 in stock
2500 : $1.67
2501 : $1.60
10001 : $1.56
uc2572dtrg4 texas instruments dc dc cntrlr sgl-out pos-neg 4.2v to 35v 8soic - cut tr (sos) uc2572dtrg4/bkn 2500 in stock
1 : $3.06
25 : $2.78
50 : $2.55
100 : $2.35
200 : $2.23
see more
uc2572n rochester electronics uc2572n 1 wks factory lead time
163 : $2.20
verical • authorized dealer
元器件型号 厂商 描述 rohs 数量 价格
uc2572d texas instruments dc dc cntrlr single-out flyback controller/pwm dc to dc controller 4.2v to 35v 8-pin soic tube yes 203
$2.20
uc2573dtr texas instruments dc dc cntrlr single-out step down 4.2v to 35v 8-pin soic t/r yes 0
$1.89
uc2577t-adj texas instruments conv dc-dc single step up 3v to 40v 5-pin(5+tab) to-220 yes 345
$17.57
uc2572n texas instruments dc dc cntrlr single-out flyback controller/pwm dc to dc controller 4.2v to 35v input 8-pin pdip tube yes 905
$2.20
uc2573d texas instruments dc dc cntrlr single-out step down 4.2v to 35v input 8-pin soic tube yes 249
$2.20
uc2578dp texas instruments dc dc cntrlr single-out step down 14v to 72v input 16-pin soic tube yes 0
$6.01
rs components - china • authorized distributor
元器件型号 厂商 描述 rs # 数量 china
uc2573dg4 texas instruments dc dc cntrlr single-out step down 4.2v 6618622p 58
uc2573ng4 texas instruments dc dc cntrlr single-out step down 4.2v 6618626p 44
uc2577t-adj texas instruments conv dc-dc single-out non-inv/step 6618635p 637
uc2577tdkttt-adj texas instruments conv dc-dc single-out non-inv/step 6617092 55
uc2577tdkttt-adj texas instruments conv dc-dc single-out non-inv/step 6617092p 16
uc2578ng4 texas instruments dc dc cntrlr single-out step down 14-72v 6618638p 7
onlinecomponents.com • ecia (neda) member • authorized distributor
元器件型号 厂商 描述 oc # 数量 价格
uc2576hvtadj harris uc2576hvtadj 350
visit website to request pricing
quest components
quest components, inc.   search results availability quantity price
breaks
part#: uc2572d
desc: swithed-mode power supply controller, voltage mode type, bi-polar, 8 pin, plastic, sop
mfg: texas instruments inc
in stock 31 1 $3.3000
4 $2.2000
12 $1.6500

 buy now
part#: uc2572dtr
desc: swithed-mode power supply controller, voltage mode type, bi-polar, 8 pin, plastic, sop
mfg: texas instruments inc
in stock 997 1 $3.2700
4 $2.1800
12 $1.6350
123 $1.5260
329 $1.4170

 buy now
part#: uc2575t-12
desc: 1.7 a switching regulator, 52 khz switching freq-max, psfm5
mfg: unitrode corp
in stock 2,638 1 $3.6000
2 $2.7000
10 $2.2500
34 $1.3500
112 $1.2600
239 $1.1700
514 $1.1250
890 $0.9900

 buy now
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