參數(shù)資料
型號(hào): TC1142-40EUA
廠商: Microchip Technology Inc.
英文描述: Inductorless -2x Boost/Buck Regulator
中文描述: 電感- 2x升壓/降壓穩(wěn)壓器
文件頁(yè)數(shù): 3/12頁(yè)
文件大小: 419K
代理商: TC1142-40EUA
2002 Microchip Technology Inc.
DS21360B-page 3
TC1142
2.0
PIN DESCRIPTIONS
The descriptions of the pins are listed in Table 2-1.
TABLE 2-1:
PIN FUNCTION TABLE
Pin No.
(8-Pin MSOP)
Symbol
Description
1
2
3
V
OUT
C2
C2+
Regulated negative output voltage.
Negative terminal of flying capacitor C2.
Positive terminal of flying capacitor C2.
4
C1
Negative terminal of flying capacitor C1.
Power supply ground.
5
6
GND
C1+
Positive terminal of flying capacitor C1.
7
V
IN
CCLK
Power supply positive voltage input (2.5V to 5.5V).
Clock control input:
If low, the TC1142 is in Shutdown mode (1
μ
A, max).
If high, the TC1142 runs off the internal oscillator (200kHz, typ.).
CCLK can be overridden by an external oscillator from 3kHz to 500kHz.
8
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