参数资料
| 型号： | TDA21302 |
| 厂商： | Infineon Technologies |
| 文件页数： | 5/25页 |
| 文件大小： | 0K |
| 描述： | IC CTRLR PWM MULTI CPU PDSO-32 |
| 产品变化通告： | Product Discontinuation 30/Jul/2007 |
| 标准包装： | 1,000 |
| 应用： | PWM控制器，CPU 内核 |
| 输入电压： | 4.5 V ~ 5.5 V |
| 输出数： | 4 |
| 输出电压： | 0.8375 V ~ 1.6 V |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 32-SOIC（0.295"，7.50mm 宽） |
| 供应商设备封装： | DSO-32 |
| 包装： | 带卷 (TR) |
| 其它名称： | SP000014900 TDA21302T |
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Name
OVP
PGOOD
VID4
VID3
VID2
VID1
VID0
VID125
VOSS
ADJ
SS
FB
COMP
VDIF
ISN4
ISN3
ISN2
ISN1
VSEN
SGND
GND
PWM3
ISP3
ISP1
PWM1
PWM2
ISP2
ISP4
PWM4
VCC
DVD
RT
Description
Over voltage trip output
Open drain power good signal output pin
Voltage Identification DAC Input. Internally pull up to 3V.
Voltage Identification DAC Input. Internally pull up to 3V.
Voltage Identification DAC Input. Internally pull up to 3V.
Voltage Identification DAC Input. Internally pull up to 3V.
Voltage Identification DAC Input. Internally pull up to 3V.
Voltage Identification DAC Input. Internally pull up to 3V.
Connect a resistor to GND to set the initial offset voltage.
Connect a resistor to GND to set the Droop Voltage.
Soft-Start. Connect with a capacitor to GND to set the Soft-Start Interval. Pulling down this pin
below 1V shall shut the converter down.
Internal error amplifier inverting input pin
Output of the error amplifier and input of the PWM comparator
Output pin of the differential converter output voltage sense
Differential current sense negative input pin connects to the drain pin of channel 4 Sync FET
Differential current sense negative input pin connects to the drain pin of channel 3 Sync FET
Differential current sense positive input pin connects to the drain pin of channel 2 Sync FET
Differential current sense positive input pin connects to the drain pin of channel 1 Sync FET
The positive input pin of the differential converter output voltage sense amplifier
The negative input pin of the differential converter output voltage sense amplifier
Ground pin of the IC
Channel 3 PWM output pin. Connect to high level for 2 phase operation.
Differential current sense positive input pin connects to the source pin of channel 3 Sync FET
Differential current sense positive input pin connects to the source pin of channel 1 Sync FET
Channel 1 PWM output pin
Channel 2 PWM output pin
Differential current sense positive input pin connects to the source pin of channel 2 Sync FET
Differential current sense positive input pin connects to the source pin of channel 4 Sync FET
Channel 4 PWM output pin. Connect to high level for 2 or 3 phase operation.
IC power supply pin connects to 5V
Connect the external voltage divider to program the controller under voltage lockout based on
the input voltage of the power stage voltage
Connect a resistor to GND to set the channel switching frequency
CoreControl TM
Page 5 of 25
DS-CoreControl-TDA21302
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