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參數(shù)資料
| 型號(hào)： | TK61220AQ4G0B |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | DUAL SWITCHING CONTROLLER, 2200 kHz SWITCHING FREQ-MAX, QCC24 |
| 封裝： | 4 X 4 MM, HALOGEN FREE AND LEAD FREE, HQFN-24 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 369K |
| 代理商： | TK61220AQ4G0B |
Page 120
2010 AUTUMN
TK61220A
DCDC Controller, Independent 2ch, Step-up, Inductive
DCDCコントローラ獨(dú)立動(dòng)作2ch昇圧インダクティブ
Feature
Each channel can be operated independently
個(gè)別獨(dú)立動(dòng)作可能
External n-channel power MOSFET
パワートランジスタ外付け
Bias current dimming, PWM dimming
電流調(diào)光、
PWM調(diào)光
Oscillator frequency, Max 2.2MHz
発振周波數(shù)外部設(shè)定可 最大
2.2MHz
Maximum duty cycle can be set
最大
Duty比任意設(shè)定可能
Synchronize parallel operation
IC並列同期運(yùn)転可能
between two or more ICs
Protection
保護(hù)機(jī)能
- UVLO
- Over Voltage Protection
- 過電圧保護(hù)
- FET Over Current Protection
- FET過電流保護(hù)
- LED Over Current Protection
- LED過電流保護(hù)
Package
パッケージ
:
- TSSOP-24
- HQFN4040-24
- HQFN4040-24:
Operating Voltage Range: VOP=2.5 to 5.5V
動(dòng)作電圧範(fàn)囲
VOP=2.5~5.5V
Operating Temp. Range: TOP=-30 to +85°C
動(dòng)作溫度範(fàn)囲
TOP=-30~+85°C
Power Dissipation
許容消費(fèi)電力
- PD=1250mW: TSSOP-24
- PD=2500mW: HQFN4040-24
Characteristics
Part Name
Number
of DCDC
fOSC
Number of LED in
serial connection
ILED.MAX
TK61220A
2ch
1.0MHz
Any
Depends on external transistor
Ordering Guide, Marking
Part Name
Ordering Name
Marking
Description
Order
Size
TK61220A
TK61220AQ4G0B
TOKO
61220
LOT X
TK61220A: Part Name
Q4: HQFN4040-24 Package
G0: PB-Free&Halogen Free
B: Tape&Reel, Back
3,000
pcs.
/Reel
TK61220A
TK61220AM3GHL
61220
LOT
TK61220A: Part Name
M3: TSSOP-24 Package
GH: PB-Free&Halogen Free
L: Tape&Reel, Left
1,000
pcs.
/Reel
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