參數(shù)資料
型號(hào): LTC3890IGN-1#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, PDSO28
封裝: LEAD FREE, PLASTIC, SSOP-28
文件頁數(shù): 34/36頁
文件大?。?/td> 498K
代理商: LTC3890IGN-1#TRPBF
LTC3890-1
7
38901f
TYPICAL PERFORMANCE CHARACTERISTICS
TRACK/SS Pull-Up Current
vs Temperature
Shutdown (RUN) Threshold
vs Temperature
Regulated Feedback Voltage
vs Temperature
SENSEPin Total Input Bias Current
vs Temperature
Shutdown Current vs Input
Voltage
Oscillator Frequency
vs Temperature
Undervoltage Lockout Threshold
vs Temperature
Oscillator Frequency vs Input
Voltage
Shutdown Current vs Temperature
TEMPERATURE (°C)
–45
0.90
TRACK/SS
CURRENT
(μA)
0.95
1.00
1.05
1.10
–20
5
30
55
38901 G19
80
105
130
TEMPERATURE (°C)
–45
RUN
PIN
VOLTAGE
(V)
1.30
1.35
1.40
30
80
38901 G20
1.25
1.20
–20
5
55
105
130
1.15
1.00
1.05
1.10
RUN1 RISING
RUN2 RISING
RUN1 FALLING
RUN2 FALLING
TEMPERATURE (°C)
–45
REGULATED
FEEDBACK
VOLTAGE
(mV)
806
30
38901 G21
800
796
–20
5
55
794
792
800
804
802
798
80
105
130
TEMPERATURE (°C)
–45
–600
–650
–700
–750
–800
SENSE
CURRENT
(μA)
–500
–550
–400
–450
–300
–350
50
–50
–25
15
35
55
115
38901 G22
0
–150
–100
–200
–250
–5
75
95
VOUT < INTVCC – 0.5V
VOUT > INTVCC – 0.5V
TEMPERATURE (°C)
–45
FREQUENCY
(kHz)
500
550
600
30
80
38901 G24
450
400
–20
5
55
105
130
350
300
FREQ = GND
FREQ = INTVCC
INPUT VOLTAGE (V)
0
SHUTDOWN
CURRENT
(μA)
10
15
30
25
20
30 35 40 45 50 55 60 65
15
10
525
38901 G23
5
20
INPUT VOLTAGE (V)
344
OSCILLA
TOR
FREQUENCY
(kHz)
348
350
356
20
30 35 40 45 50 55 60 65
15
10
525
38901 G26
346
352
354
FREQ = GND
TEMPERATURE (°C)
8
SHUTDOWN
CURRENT
(μA)
12
14
22
20
55
80
105
130
5
–45
–20
30
38901 G27
10
16
18
VIN = 12V
TEMPERATURE (°C)
–45
3.4
INTV
CC
VOLTAGE
(V)
3.5
3.7
3.8
3.9
4.4
4.1
5
55
80
38901 G25
3.6
4.2
4.3
4.0
–20
30
105
130
RISING
FALLING
相關(guān)PDF資料
PDF描述
LTC3890IGN-1#PBF SWITCHING CONTROLLER, PDSO28
LTC3890MPUH#TRPBF DUAL SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PQCC32
LTC3890EUH#PBF DUAL SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PQCC32
LTC3890IUH#TRPBF DUAL SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PQCC32
LTC3890HUH#PBF DUAL SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PQCC32
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3890IGN-3#PBF 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM CM 28SSOP 制造商:Linear Technology 功能描述:DC-DC CONTROLLER BUCK 900KHZ 制造商:Linear Technology 功能描述:BUCK DUAL CNTRL 4-60V 850K 制造商:Linear Technology 功能描述:DC-DC CONTROLLER, BUCK, 900KHZ, SSOP-28 制造商:Linear Technology 功能描述:DC-DC CONTROLLER, BUCK, 900KHZ, SSOP-28; Primary Input Voltage:60V; No. of Outputs:2; No. of Pins:28; Operating Temperature Min:-40C; Operating Temperature Max:125C; Operating Temperature Range:-40C to +125C ;RoHS Compliant: Yes
LTC3890IGN-3#TRPBF 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM CM 28SSOP
LTC3890IUH#PBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:PolyPhase® 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LTC3890IUH#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:PolyPhase® 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LTC3890IUH-2#PBF 制造商:Linear Technology 功能描述:DC DC Cntrlr Dual-OUT Sync Step Down 4V to 60V Input 32-Pin QFN EP 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN 制造商:Linear Technology 功能描述:DP-SWREG/Controller, High Voltage Dual Output Synchronous Step-Down Controller