Datasheet > S-85S1PD33-I8T1U

S-85S1PD33-I8T1U

更新时间： 2022-05-14 22:07:40

品牌	Logo	应用领域
精工 - SII		监视器输入元件开关输出元件
页数	文件大小	规格书
38页	3547K
描述
POWER MONITORING OUTPUT, 5.5 V INPUT, 200 mA SYNCHRONOUS STEP-DOWN SWITCHING REGULATOR WITH 260 nA QUIESCENT CURRENT

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S-85S1PD33-I8T1U 数据手册

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POWER MONITORING OUTPUT, 5.5 V INPUT, 200 mA SYNCHRONOUS STEP-DOWN SWITCHING REGULATOR WITH 260 nA QUIESCENT CURRENT

Rev.1.3_00

S-85S1P Series

 Electrical Characteristics

1. DC-DC converter block

Table 6

(V_IN= 3.6 V^*1, Ta = +25°C unless otherwise specified)

Item

Symbol

V_IN

Condition

Min.

Typ.

3.6

Max.

Unit

Operating input voltage

−

2.2

5.5

V_OUT(S)

× 0.985

V_OUT(S)

− 0.015

V_OUT(S)

× 1.015

V_OUT(S)

+ 0.015

1.0 V ≤ V_OUT≤ 3.9 V, no external parts

0.7 V ≤ V_OUT<1.0 V, no external parts

V_EN= 0 V

V_OUT(S)

Output voltage^*2

V_OUT

Current consumption

at shutdown

I_SSS

−

100

V_OUT= V_OUT(S)+ 0.1 V, V_EN= V_IN,

no external parts,

no switching operation

Current consumption

at switching off

I_SS1

−

260

500

High level input voltage

Low level input voltage

High level input current

Low level input current

High side power

MOS FET on-resistance

Low side power

MOS FET on-resistance

High side power

MOS FET leakage current

Low side power

MOS FET leakage current

Current limit^*3

V_SH

V_SL

I_SH

V_IN= 2.2 V to 5.5 V, EN pin

V_IN= 2.2 V to 5.5 V, EN pin, V_EN= V_IN

V_IN= 2.2 V to 5.5 V, EN pin, V_EN= 0 V

1.1

−

−100

−

0.3

100

I_SL

R_HFET

R_LFET

I_HSW

I_SW= 100 mA

−

420

320

−

mΩ

I_SW= −100 mA

V_IN= 2.2 V to 5.5 V, V_EN= 0 V, V_SW= 0 V

V_IN= 2.2 V to 5.5V, V_EN= 0 V, V_SW= V_IN

100

I_LSW

−100

−

I_LIM

L = 2.2 μH

−

450

t_ON(S)= 1/f_SW^*5× V_OUT/V_IN,

V_OUT= V_OUT(S)× 0.9

−

ON time^*4

t_ON

t_ON(S)/1.3 t_ON(S)t_ON(S)/0.7 ns

Minimum OFF time

t_OFF(MIN)

−

1.7

100

1.8

−

1.9

UVLO detection voltage

UVLO release voltage

V_UVLO

When V_INfalls

−

When V_INrises

1.9

2.0

2.1

V_OUT(S)

× 0.7

1.5

UVP detection voltage

Soft-start wait time

Soft-start time

V_UVP

t_SSW

t_SS

−

Time until V_OUTstarts rising

Time until V_OUTreaches 90% after it

starts rising

1.0

135

115

Thermal shutdown

detection temperature

Thermal shutdown

release temperature

T_SD

T_SR

Junction temperature

−

°C

*1. V_IN= V_OUT(S)+ 1.0 V (V_OUT(S)≥ 2.6 V)

*2. V_OUT: Actual output voltage

V_OUT(S): Set output voltage

*3. The current limit changes according to the L value for the inductor to be used, input voltage, and output voltage.

Refer to " Operation" for details.

*4. t_ON: Actual ON time

t_ON(S): Set ON time

*5. f_SW: Switching frequency (1 MHz)

1...4 5 678 9 10...38

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